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#propionic acid
whats-in-a-sentence · 17 days
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Table 23.1 lists several of the unbranched aliphatic carboxylic acids found in the biological world (e.g. figure 23.1), along with the common names of each.
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"Chemistry" 2e - Blackman, A., Bottle, S., Schmid, S., Mocerino, M., Wille, U.
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medconicderma · 9 months
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kunalp1234 · 6 months
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healthyhoss · 1 year
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What's in an "Everything Bagel"?
Since I’m starting my journey back to (it was momentary, but i was there once!) healthiness, I thought I’d breakdown the ingredients to some of the junk that has been grandfathered in from my existing groceries and that I’ll surely restock on occasion. The go-to bagel in this household is a Starbucks bagel with a coffee, but when we’re bringing ’em home, it’s either a Grocery store bakery dept…
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shaw-melody · 1 year
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chemanalysta · 1 year
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Propionic Acid Price Trend and Forecast
A shifting Propionic Acid Price was observed in North America during Q3 of 2022. During the first month of the third quarter, the production costs were firm due to stable production costs and moderate demand from the food packaging industries. However, from the second month of the third quarter, the production costs decreased due to a reduction in feedstock Ethylene prices on the back of an increase in inventory levels after a decrease in Ethylene offtakes by durable goods manufacturers. Affected material supplies towards the end of the quarter due to port congestions further built the feedstock inventory levels. At the end of Q3, USA's Glycol Ether discussions settled at USD 1850/MT.
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Polyethylene waste could be a thing of the past
An international team of experts undertaking fundamental research has developed a way of using polyethylene waste (PE) as a feedstock and converted it into valuable chemicals, via light-driven photocatalysis. The University of Adelaide's Professor Shizhang Qiao, Chair of Nanotechnology, and Director, Center for Materials in Energy and Catalysis, at the School of Chemical Engineering, led the team that published their findings in the journal Science Advances. "We have upcycled polyethylene plastic waste into ethylene and propionic acid with high selectivity using atomically dispersed metal catalysts," said Professor Qiao. "An oxidation-coupled room-temperature photocatalysis method was used to convert the waste into valuable products with high selectivity. Nearly 99% of the liquid product is propionic acid, alleviating the problems associated with complex products that then require separation. Renewable solar energy was used rather than industrial processes that consume fossil fuel and emit greenhouse gases."
Read more.
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hazard-and-friends · 1 year
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i get a lot of my treats from grocery outlet because, you know, i go through a lot of treats and so the bulk of my low/med value ones may as well be cheap. and this last time they had Dog Whisperer TM branded treats at $3 for 12 oz which is a killer fucking deal so i got 2 bags.
anyway.
so one, they have the most deranged fucking instructions on send to place i have ever seen, which i'll upload in a reblog but TWO
the ingredients on these things.
i would be better off feeding my dog pieces of bread.
Wheat Flour, Soybean Meal, Ground Corn, Sugar, Glycerin, Propylene Glycol, Beef, Natural and Artificial Chicken Flavor, Soybean Oil, Wheat Gluten, Salt, Sodium Benzoate (Preservative), Phosphoric Acid, Potassium Sorbate (Preservative) and Propionic Acid (Preservative).
and listen. i'm not a grain free person. i have no problems with grain in treats, or even treats which are as much grain as anything else. but the first FOUR INGREDIENTS are non-meat, and that's assuming that the glycerin is bovine or porcine (reasonable assumption, these are dog treats).
hazard will eat them but he had to think about it first, which he never does.
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gyarubloodbath · 19 days
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run
character: draken tw:+18, mechanophilia, stages of decomposition of a corpse. synopsis: a tremor went through body, legs weakened and now draken is sitting. on the contrary — the faithful kawasaki zephyr 400, stroking the gas tank with one index finger, clinging to the letters z and e, painted in silver, around — cold stuffiness and bright insignificance. contradictions. there's a fly flying around the room. at a fast speed, she drunkenly crashes into the dried corpse of her girlfriend, who turned over from the sudden movement on her back. nasty symbolism.
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oh, the beautiful naked loins of the goddess of death, an intricate white mist swirls in the head of a sinful desperate soul living in its own world and icy rocks lurk under the skin, cutting with their tips the tissues of wild organs, wildly twisting into impossible knots. the stony idea of his splashed convolutions presses into his brain, giving signals to his eyes: to cover them again, taking the enchanted wanderer into the inevitable forest of the nymph.
a tremor went through body, legs weakened and now draken is sitting. on the contrary — the faithful kawasaki zephyr 400, stroking the gas tank with one index finger, clinging to the letters z and e, painted in silver, around — cold stuffiness and bright insignificance. contradictions. there's a fly flying around the room. at a fast speed, she drunkenly crashes into the dried corpse of her girlfriend, who turned over from the sudden movement on her back. nasty symbolism.
the man rips off his clothes. the body is covered with cold sweat, the limbs tremble slightly from the excitement of the animal. now there are no restrictions, there is no one who needs to be protected, covered, loved, there is no one from whom you need to hide what ken will do now.
precum has covered the seat of the bike and draken squeezes the steering wheel tighter, the imprint will remain in stripes on the palm of his hand. with his other hand, he slowly strokes his penis, convulses in his knee, trying to relax at least a little.
ᅠ the "fresh" stage begins immediately after the heart stops beating. from the moment of death, the body begins to cool or heat up, corresponding to the ambient temperature, which is called algor mortis. within three to six hours, the muscle tissue becomes stiff and unable to relax during a stage called rigor mortis. since blood is no longer pumped, gravity causes it to drain to dependent parts of the body, creating a general bluish-purple discoloration called cadaveric disease or, more commonly, cyanosis. depending on the position of the body, these parts will vary. for example, if a person was lying on his back at the time of death, blood will accumulate in those parts of the body that touch the ground. if a person were hanging, he would accumulate in the tips of his fingers, toes and earlobes.
blood can no longer supply oxygen or remove carbon dioxide from tissues. cells lose their structural integrity, which leads to the release of cellular enzymes capable of initiating the destruction of surrounding cells and tissues. this process is known as autolysis.
the visible changes caused by decomposition are limited at the fresh stage, although autolysis can cause blisters on the surface of the skin.
the small amount of oxygen remaining in the body is rapidly depleted by cellular metabolism and aerobic microbes naturally present in the respiratory and gastrointestinal tracts, creating an ideal environment for the reproduction of anaerobic organisms. they multiply by consuming carbohydrates, lipids and proteins of the body, with the formation of various substances, including propionic acid, lactic acid, methane, hydrogen sulfide and ammonia. the process of reproduction of microorganisms in the body is called putrefaction and leads to the second stage of decomposition, known as bloating.
meat flies are the first carrion insects that arrive and look for a suitable place to lay eggs.
ᅠ heart is beating like it's never been before. only the head of the penis enters the still warm gas tank, opened with a key. the smell of gasoline sweeps through the room, the headache increases with every breath, and the bitter taste of something elusive is on the tongue. ryuguji is choking on his saliva, trying to squeeze deeper into the tank, and his body sticks to the motorcycle, which has seen everything a man has had to go through in the last couple of years. He gets lost and whispers alone with kawasaki, stroking the carburetor with his fingertips:
— it's like my first time… only much narrower, haha…
the bike represents ken's closest approach to a woman. he winces, feels an insatiable, destructive (long-destroyed) thirst. it's like a tickle that slowly teases every corner of your body, except you desperately don't want it to stop. he transmits emotions and all his feelings to a mute object, and at this moment he is more vulnerable than ever.
ᅠ the bloating stage provides the first clear visual indication that microbial reproduction is taking place. at this stage, anaerobic metabolism occurs, leading to the accumulation of gases such as hydrogen sulfide, carbon dioxide, methane and nitrogen. the accumulation of gases in the body cavity causes bloating and gives the corpse its general bloated appearance. the resulting gases also cause foaming of natural liquids and diluent tissues. as the pressure of gases in the body increases, liquids are forced to exit natural openings such as the nose, mouth and anus and enter the environment. increased pressure combined with loss of skin integrity can also lead to rupture of the body.
intestinal anaerobic bacteria convert hemoglobin into sulfhemoglobin and other colored pigments. the accompanying gases that accumulate in the body at this time contribute to the transportation of sulfhemoglobin throughout the body through the circulatory and lymphatic systems, giving the body a marbled appearance.
if insects have access, the larvae hatch and begin to feed on body tissues. larval activity, usually limited to natural openings and clusters under the skin, causes skin to slide and hair to separate. feeding on larvae and the accumulation of gases in the body eventually leads to postmortem skin tears, which then additionally allow gases and liquids to be removed into the environment. ruptures in the skin allow oxygen to re-enter the body and provide a large surface area for the development of fly larvae and the activity of aerobic microorganisms. the removal of gases and liquids leads to the appearance of strong characteristic odors associated with decomposition.
in the blink of an eye, as the germans say, draken was under a motorcycle, the heavenly virtuous line of behavior was erased and time moves faster than our fantasies, appearing in dreams, in moments when despair obscures the human gaze with a white mist.
the man gets comfortable, the cold blows from under the cracks, and the floor presses painfully on his back. the legs are bent at the knees, the pelvis is raised, and the penis ends up in the exhaust pipe. the cold frame of the motorcycle tickles the inner side of the thighs, sand pours from the wheels from each push, getting on the roughened skin, while ryuguji was languishing, morally exhausted, mentally justifying himself.
hands reach out to the front suspension — a telescopic fork — then to the steel frame, stroking both from top to bottom. my breathing stops again; a pistol shot, frightening and cautious, making me almost pee with happiness.
decomposition slows down significantly with progressive decomposition due to the loss of readily available cadaveric material. insect activity also decreases at this stage. when the carcass is on the ground, signs of vegetation death will be visible in the area adjacent to it. carbonyldiimidazole surrounding the framework will display an increase in soil carbon content and nutrients such as phosphorus, potassium, calcium and magnesium; pH changes; and a significant increase in soil nitrogen content.
ᅠ and in the hot workshop, he sat down next to the bike, slapping a nimble fly on his knee.
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sbgridconsortium · 1 year
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Mechanistic insight into odorant recognition
Our sense of smell is dependent on recognition of a vast array of odorants despite having a finite number of receptors. Odorants are mostly detected by G protein-coupled receptors called odorant receptors in olfactory sensory neurons. While there are only approximately 400 odorant receptors in humans, combinatorial activation of these odorant receptors enables sensing of odorants with diverse chemical structures. However, the mechanistic basis of odorant binding to odorant receptors in humans has remained unclear.
SBGrid member Aashish Manglik and other researchers have been working to develop a structural understanding of how odorants are recognized by odorant receptors. Using cryo-EM, they report the structure of active human odorant receptor OR51E2 bound to fatty acid propionate.
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Above: Structure of human OR51E2 bound to propionate in complex with miniGs399. CC BY SBGrid.
Based on this structure, they determined that propionate is bound within a pocket in the odorant receptor and makes specific contacts to achieve activation. After mutating the odorant-binding pocket, they observed altered recognition of fatty acids with varied chain length. This suggests that activation of odorant receptors by odorants is influenced by tight packing interactions. Through molecular dynamics simulations, they show that propionate induces conformational changes in a specific region of odorant receptor OR51E2, extracellular loop 3. This work provides a foundational understanding of odorant recognition by human odorant receptors at a high-resolution, structural level.
Read more about this work in Nature.
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deliciousdreamcat · 9 months
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Dimethyl ether, carbon tetrachloride, sodium thiohydrate, pyridine, hydrogen bromide, barium hydroxide, barium sulfide, phenol, hydrochloric acid, dibromomethane, sodium hydroxide, n-butylene ether, 3-methylpyridine, bromoethane, aluminum trichloride solution, benzene, ethanethiol, octadecyl acetamide, acetonitrile, N N-diisopropylethylamine, hydrogen fluoride [anhydrous], potassium antimony tartrate, n-butylacetate, ethylene oxide, cyclohexane, potassium hydroxide, aluminum trichloride [anhydrous], 2-nitroanisole, 1, 2-dichloropropene, n-butanol, magnesium, O O ≤-diethylthiophosphoyl chloride, phenol solution, N-(phenylethyl-4-piperidine) propionamide citrate, ethyl acetate, 1,4-xylene, 2-aminopropane, isophthaloyl chloride, 2-chlorotoluene, cyclopentene, propionic acid, hydrofluoric acid, 2-butenaldehyde, 2-methylpentane, ethylamine, bromine, coal tar pitch, ethyl formate, ammonia solution [containing ammonia > 10%] 1-aminohydrin, 4-ethoxyphenylamine, diisopropylamine, sodium ethanolate, nitrifying asphalt, hydrazide hydrate [containing hydrazide ≤ 64%], dimethyl sulfate, acetic acid [content > 80%], acetaldehyde, 2-butylketone, aluminum borohydrate, phenylethanolnitrile, 2-chlorobenzoyl chloride, sodium hypochlorite solution [containing available chlorine > 5%], 2-aminophenol, chloroplatinic acid, barium chloride, tert-butylbenzene, tribromide, methyl sulfide, Diphosphate pentasulfide, diethylamine, chlorobenzene, n-butylbenzene, 1,3-xylene, hydrogen peroxide solution [content > 8%], terephthaloyl chloride, red phosphorus, tetramethyl ammonium hydroxide, methanol, propionaldehyde, 2-methoxyphenylamine, bleach powder, triethyl propropionate, 1-bromobutene, cyclohexanone, di-(tert-butylperoxy) phthalate [paste Content ≤ 52%], tetrahydrofuran, trichloroethylene, magnesium aluminum powder, formic acid, sodium ethanol ethanol solution, isopropyl ether, acetic acid solution [10% < content ≤ 80%], 2-methyl-1-propanol, diethyl carbonate, sodium aluminum hydroxide, 2-methylpyridine, n-butylamine, toluene, thiourea, magnesium alloy [flake, banded or striped Containing magnesium > 50%], methyl benzoate, hydrobromide, 4-methylpyridine, iodine monochloride, sodium sulfide, 3-bromo-1-propene, 2-propanol, potassium borohydroxide, triethylamine, ammonia, 4-nitro-2-aminophenol, 1, 2-epichlorohydrin, 1-propanol, cyclopentane chloride, n-propyl acetate, bromoacetic acid, zinc chloride solution, trichloromethane, 1-bromopropane, monoamine [anhydrous], perchloric anhydride acetic anhydride solution, 1-bromopropane Potassium hydroxide solution [content ≥ 30%], boric acid, sodium borohydrate, hydroacetic acid bromide solution, acrylic acid [stable], cyclopentane chloride, ammonium hydrogen sulfate, calcium hydroxide, 2-ethoxyaniline, dimethyl carbonate, sodium nitroso, monomethylamine solution, zinc chloride, hydrogen sulfide, trimethyl acetate, iodine trichloride, nitric acid, sodium hydroxide solution [content ≥ 30%], trimethyl orthoformate, hydrogen chloride [anhydrous], 4-methoxyaniline, sulfur, succinile, acetic anhydride, dipropylamine, methyl acetate, isopropylbenzene, propionyl chloride, ethyl formate, phosphorus pentoxide, formaldehyde solution, nitrogen trifluoride, acetone, ethanol [anhydrous], white phosphorus, 1, 2-xylene, 1, 3-dichloropropene, 1, 1, 1-dichloroethane, N N-diethylethanolamine, sulfuric acid, N, N-dimethyl formamide, methyl mercaptan, 4-chlorotoluene, 1, 2-dichloroethane, dichloromethane, succinyl chloride, 2, 3-dichloropropene, xylene isomer mixture, tartrate nicotine, cyclopentane, petroleum ether, bromocyclopentane Potassium perchlorate, potassium chlorate, aluminum powder, chromic acid, iron chloride, lead nitrate, magnesium powder, nickel chloride, nickel sulfate, perchloroethylene, phosphate, potassium dichromate, sodium dichromate, zinc nitrate
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medconicderma · 6 months
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kunalp1234 · 2 years
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Organic Acid Market Potential Growth, Share, Demand And Analysis Of Key Players- Analysis Forecasts To 2032
In 2022, it is anticipated that the organic acids market will reach US$ 11.3 billion. The market for organic acid is expected to reach US$ 18.8 Bn by 2032, growing at a constant CAGR of 5.3% throughout the projected period.
Market prospects are anticipated to be favorable due to the expanding use of organic acids in the food and beverage industry. In addition, during the course of the projection period, there will be chances for market expansion due to the rising demand for organic acid alternatives.
These acids have multiple applications in animal feed industry to inhibit bacterial growth and provide hosts with nutritional content. They are used in cosmetics to get rid of dead cells and nourish skin. Owing to these factors, demand for organic acids is expected to rise in the forthcoming years.
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Consumers are adopting a healthy lifestyle and are conscious about the intake of any products that contain chemical ingredients which be harsh on their skin or cause any side effects because of daily consumption.
Consumer preference for brands that are offering organic products without harmful chemical additives is expected to influence the demand for organic acids. To fulfil rising consumer demand for natural products, manufacturers are developing technologies and clean label products that do not cause any harm to environment and human health.
Asia Pacific is expected to witness surge in demand for organic acids due to less stringent policies. North America is expected to be the hub for manufacturing and export of different organic acids due to easy availability of infrastructure and technical know-how.
“Growing preference for clean label products across the food & beverage sector, coupled with increasing incorporation of organic acids in animal feed will steer growth in the market over the forecast period,” says an FMI analyst. 
Key Takeaways:
The     organic acid market is expected to grow at CAGR of 5.2% and 4.2% in North     America and the Latin America, respectively, through 2032.
Asia     Pacific is expected to account for 30% of the total organic acid market     share share.
The     Europe organic acid market is expected to reach a valuation of US$ 4.5 Bn     over the forecast period.
Total     sales in the U.S. organic acids market will reach a valuation of US$ 2.1     Bn in 2022.
The     India organic acid market valuation will total US$ 1.07 Bn in 2022.
By     application, sales in the poultry and farming segment are projected to     account for 30% of the total market share.
Based     on product type, demand for citric acid will continue gaining traction.
Competitive Landscape
Key organic acid manufacturers are focusing on research & development to offer various products with no chemical additives. Key players are collaborating and developing new products to penetrate untapped markets. For instance:
Eastman     Chemical Company announced the acquisition of 3F Feed & Food, a     European pioneer in the commercial and technical producer of livestock     feed and human food additives. 3F’s operations and assets, which are based     in Spain, will improve and support Eastman’s animal nutrition industry’s     sustained future demand and will be integrated into the company’s     Additives & Functional Products division.
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The study offers compelling insights based on  Product Type (Lactic Acid, Formic Acid,  Acetic Acid, Citric Acid,  Propionic Acid, Ascorbic Acid, Gluconic Acid, Fumaric Acid), Application (Poultry and Farming, Pharmaceuticals, Industrial, Food & Beverages)Region (North America, Latin America, Europe, East Asia, South Asia, Oceania, MEA).
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shaw-melody · 1 year
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sheppardnoonan03 · 1 year
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Advice regarding creating comet analysis final results
The study of substance-abuse-related neuropsychological deficits and also mind modifications may supply a far better comprehension of your neuroadaptations connected with addiction. Within this study all of us investigated the particular connection involving functionality in neuropsychological assessments of hot executive features as well as local human brain fat burning capacity. Measured along with positron engine performance tomography (Family pet), inside a trial involving 1949 substance-dependent individuals (SDI). Neuropsychological efficiency from the SDI team was compared to that of an non-drug-using management number of 40 members, and associated with a couple of click here groups of PET-derived reliant actions: one based on regions of attention (looking at imply uptake in decided on parts), another depending on voxel customer base measures (employing Mathematical Parametric Applying voxel-based whole-brain examines). Behaviour analyses indicated that SDI experienced poorer overall performance compared to settings around management function as well as feelings running procedures. Regression models showed that SDI's overall performance in "cold" executive exams (my partner and i.at the., modernizing, hang-up and flexibility) ended up being linked to localised metabolism in the dorsolateral prefrontal cortex (DLPFC), mid-superior front gyrus, exceptional and also substandard temporal gyrus and also second-rate parietal cortex, although functionality within "hot" executive capabilities (i.at the., self-regulation, decision-making along with emotion perception) was linked to DLPFC, mid-superior front gyrus, anterior as well as mid-posterior cingulate, and temporal along with fusiform gyrus. These kinds of email address details are discussed regarding their own meaning for that understanding of psychological malfunction along with neuroadaptations linked to dependency. (D) Next year Elsevier Ireland in europe Limited. All rights reserved.Intro: No service provider extra (NCA) 2-[F-18]fluoromethyl-L-phenylalanine is found in a new Cycle I examine. Enhancement from the steadiness of the fluorobenzyl analogue, very understanding of defluorination as well as hydrolysis, during the synthetic option as well as in your radiopharmaceutical formula ended up being devised. Methods: Your safeguarded brominated forerunner has been synthesised throughout about three actions. The actual naming together with [F-18(-)]occurred within acetonitrile using K2CO3/K-2.A couple of.Only two (120 degrees C, 5 min). NCA 3-(2-[F-18(*)]Fluoromethyl-phenyl)-2-tert-butoxycarbonylamino-propionic acidity tert-butyl ester restored coming from HPLC was sent to deprotection within TFA/CH2Cl2 from the existence of CaCl2. After water loss as well as adsorption over a mini C18 line, your tracer ended up being recovered inside Some milliliter of H2O. Proper numbers of CaCl2 along with NaCl remedies have been extra regarding isotonic formula, and this option has been sterilised by the 2.2-mu m Cathivex filtration. Shelf-life steadiness from the existence of Ca2+ along with Mg2+ ions had been researched. Stereoisomeric chastity ended up being checked by simply chiral HPLC. Results: The labelling revealed a new reproducible labelling produce for at least 90%. The actual used approach as well as the presence of Ca2+ ions in the course of deprotection, decreasing loosing [F-18(-) from your labile fluorobenzyl team, in a position to get yourself a decay-corrected produce of 75%. Simply no racemisation has been observed. The actual radiopharmaceutical system that contains 3.
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