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Home> Products > Food & Feed Additives > Food Additive Products > Food Additives > CAS DataBase Listed 5 > CAS 520-45-6
520-45-6 structure 3D

520-45-6

  • Molecular Weight: 168.14700
  • Formula: C62H98N2O26
  • Name: Cyclopenta[c]pyrrole-1,3-diamine,N1,N1,N3,N3-tetramethyl-4,6-bis(trimethylsilyl)-
  • Synonyms: DHA; dhaa; -lactone; DEHYDRANONE; Geogard(R) 361; Geogard(R) 221; Geogard(R) 111A; DEHYDRACETSAEURE; DEHYDRACETIC ACID; dehydro-aceticaci; 3-Acetyl-6-methyl-2H-pyran-2,4(3H)-dione; 3-acetyl-6-methyl-(2H)-pyran-2,4(3H)dione; 2H-Pyran-2,4(3H)-dione, 3-acetyl-6-methyl-; 2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid &delta
Properties Safety and Handling Reach Info MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data
Identification Safety Data
  • [Risk Codes]
  • R22:Harmful if swallowed
  • [Safety Statements]
  • S22:Do not breathe dust
  • Hazard Symbols:
  • HazardClass:4.1
Properties
  • Appearance:
  • white powder
  • Molecular Weight:
  • 168.14700
  • Boiling Point:
  • 124.1°Cat760mmHg
  • Melting Point:
  • 111-113°C(lit.)
  • Storage Temperature:
  • 0-6°C
  • Refractive index:
  • 1.4379 (20ºC)
  • Solubility:
  • insoluble

  • Stability:
  • Stable. Incompatible with oxidizing agents, bases, reducing agents.
  • Usage:
  • Dehydroacetic acid (DHS) is used as stabilizer for cosmetic and pharmaceutical products due to its fungicide and bactericide activity, as additive for PVC-stabilizers and for the syntheses of veterinary medicines. Product Data Sheet
  • More Properties>>
Upstream Product Downtream information
There are 152 suppliers who can provide Cyclopenta[c]pyrrole-1,3-diamine,N1,N1,N3,N3-tetramethyl-4,6-bis(trimethylsilyl)- with CAS No. 520-45-6
High Purity Food Preservative Dehydroacetic Acid CAS 520-45-6
High Purity Food Preservative Dehydroacetic Acid CAS 520-45-...
  • FOB Price:1 USD/Kilogram 
  • Min.Order:1 Metric Ton 
  • Supply Ability:500 Month/Metric Ton 
  • Appearance:colourless liquid 
  • Purity:99(%) 
  • Packaging:200kg 
  • Usage:Auxiliaries/intermediates. 
  • Brand:yanxi 
  • Payment:L/C,T/T,Western Union,MoneyGram,Bitcoin (BTC), 
  • Updatetime:May 08 2020 
Hebei Yanxi Chemical Co.,Ltd
2YRS Main Products
Division I, the main production Lead acetate phenylacetamide Cyromazine quality is very good!
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Dehydroacetic acid
Dehydroacetic acid
  • FOB Price:2 USD/Kilogram 
  • Min.Order:1 Kilogram 
  • Supply Ability:5 Year/Metric Ton 
  • Appearance:liquid or solid 
  • Purity:95%, 99% 
  • Packaging:clients requirement 
  • Usage:raw material used in Synthesis 
  • Brand:Dayang 
  • Payment:T/T, L/C 
  • Updatetime:Dec 20 2019 
Dehydroacetic acid
Dehydroacetic acid
  • FOB Price:1 USD/Kilogram 
  • Min.Order:1 Kilogram 
  • Supply Ability:20 Year/Metric Ton 
  • Appearance:White or light yellow powder 
  • Purity:99%min 
  • Packaging:25 kg/bag 
  • Usage:Raw material intermediate 
  • Brand:Chemzhongyuan 
  • Payment:T/T, L/C 
  • Updatetime:Aug 05 2020 
Xiamen Zhongyuan Hongye Chemical Co., Ltd.
2YRS Main Products
pharmaceutical intermediates, biochemistry and customized chemicals, special chemicals, organic and inorganic chemicals, medical devices, electronic chemicals and biological sciences
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Dehydroacetic acid
Dehydroacetic acid
  • Min.Order:25 Kilogram 
  • Supply Ability:1-500 Year/Metric Ton 
  • Purity:98% 
  • Packaging:25KG/50KG/200KG drum 
  • Usage:Used as pharmaceutical intermediates 
  • Brand:fortuna 
  • Payment:T/T L/C 
  • Updatetime:Jan 07 2020 
Dehydroacetic acid
Dehydroacetic acid
  • Appearance:Normal Standard 
  • Purity:99% 
  • Packaging:according to the clients‘ requirements 
  • Description:Superiority as a professional chemical company, we devote to the development, production and trade of fine chemical, organic compounds, intermediate, api and customized chemicals for more than 20 years and have passed iso9001 quality management system certific...
  • Updatetime:Dec 20 2019 
Hebei zhuangkai biotechnology co. LTD
1YR Main Products
Pharmaceutical intermediates Pesticide intermediates Food Additives Custom synthesis
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Methylacetopyronone
Methylacetopyronone
  • FOB Price:0 RMB/Kilogram 
  • Min.Order:1 Kilogram 
  • Supply Ability:1000 Year/Metric Ton 
  • Appearance:white to light yellow crystal powder 
  • Purity:99 
  • Packaging:25kg/drum 
  • Usage:Dehydroacetic acid (DHS) is used as stabilizer for cosmetic and pharmaceutical products du 
  • Brand:Haohua industry co.,ltd 
  • Payment:L/C,D/A,D/P,T/T,Western Union,MoneyGran,LC, 
  • Updatetime:Nov 21 2018 
High purity Dehydroacetic acid with best price
High purity Dehydroacetic acid with best price
  • FOB Price:1000 USD/Kilogram 
  • Min.Order:1 Kilogram 
  • Supply Ability:100 Month/Kilogram 
  • Appearance:white powder 
  • Purity:99.5% 
  • Packaging:1kg/Aluminium foil bag or Customized 
  • Usage:Scientific research 
  • Brand:China 
  • Payment:Western Union,MoneyGram, 
  • Updatetime:Sep 20 2017 
Dehydroacetic acid CAS No.: 520-45-6
Dehydroacetic acid CAS No.: 520-45-6
  • FOB Price:1 USD/Kilogram 
  • Min.Order:500 Gram 
  • Supply Ability:10 Month/Metric Ton 
  • Appearance:white crystals 
  • Purity:99 
  • Packaging:1kg, 25kg foil bag or drum 
  • Usage:food additive 
  • Brand:Dahua 
  • Payment:T/T,Western Union,MoneyGram, 
  • Updatetime:Sep 29 2016 
Wuhan Dahua Weiye Pharmaceutical Co.,Ltd
Main Products
Pharmaceutical, pharmaceutical intermediat,hormone powders
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Dehydroacetic acid
Dehydroacetic acid
  • FOB Price:1 USD/Gram 
  • Min.Order:100 Gram 
  • Supply Ability:10000 Month/Kilogram 
  • Appearance:White crystal powder 
  • Purity:99.9% 
  • Packaging:100g/ bag, 2 kg/ bag, 25kg/ carton or as required 
  • Usage:Pharmaceutical intermediates ,Pharmaceutical raw materials 
  • Brand:Xunrunde 
  • Payment:T/T,Western Union,MoneyGram, 
  • Updatetime:Mar 26 2019 
Hubei XinRunde Chemical Co., Ltd
Main Products
Pharmaceutical Intermediate; Pharmaceutical Raw Materials; Raw Steroid Powders; Raw Hormone Powders; etc
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Powerful Grade DHA Powder Schizochytrium ;Cas :520-45-6
Powerful Grade DHA Powder Schizochytrium ;Cas :520-45-6
  • FOB Price:50 USD/Kilogram 
  • Min.Order:10 Kilogram 
  • Supply Ability:10000 Month/Kilogram 
  • Purity:99% 
  • Packaging:1kg/bag 
  • Payment:T/T,Western Union,MoneyGran, 
  • Updatetime:Sep 21 2016 
Hubei Yuancheng Saichuang Technology Co., Ltd
Main Products
Anabolic Steroid Hormone Powder, Muscle Building Steroids, Oral Anabolic Steroids, Injectable Anabolic Steroids, Pharmaceutical Raw Materials, Food Additives, Flavor&,Fragrance
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Dehydroacetic acid
Dehydroacetic acid
  • FOB Price:1 USD/Kilogram 
  • Min.Order:1 Kilogram 
  • Supply Ability:100 Month/Kilogram 
  • Appearance:Solid 
  • Purity:98% 
  • Packaging:Standard export package 
  • Usage:Pharmaceutical Intermediates 
  • Brand:Corey 
  • Payment:T/T,Western Union, MoneyGran 
  • Updatetime:May 21 2019 
Career Henan Chemical Co
Main Products
Career Henan Chemical Co, facing global High-tech pharmaceutical raw materials, high complex new type intermediates, fine chemicals custom synthesis, scale-up production and Rare chemicals trade.
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DHA 520-45-6 supplier
DHA 520-45-6 supplier
  • Min.Order:1 Milligram 
  • Supply Ability:100 Year/Metric Ton 
  • Appearance:powder 
  • Purity:98% 
  • Packaging:as your required 
  • Description:Superiority nanjing sunsure chemical technology co., ltd., established in 2009, has expanded a compositive entity from initially only as a small manufacturer. the company dedicated to the development, production and marketing of chemicals. sunsure covers whole...
  • Updatetime:Feb 25 2019 
Dehydroacetic acid
Dehydroacetic acid
  • Appearance:contact us for more details about Dehydroacetic acid, CAS:520-45-6 
  • Purity:contact us for more details about Dehydroacetic acid, CAS:520-45-6 
  • Packaging:Glass bottle in aluminum foil bag, from mg scale to kg scale 
  • Usage:Chemicals, pharmaceutical research, pharmaceutical intermediates, reagents 
  • Brand:FINETECH 
  • Description:FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the Dehydroacetic acid, CAS:520-45-6 with the most competitive price and the best quality. We can o...
  • Updatetime:Nov 21 2018 
Finetech Industry limited.
Main Products
custom synthesis,Lab reagent,CRO,CMO,R&D research chemicals.such as CAS:4651-67-6;CAS:99-16-1;CAS:145100-50-1
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Dehydroacetic Acid
Dehydroacetic Acid
  • Payment:L/C,T/T, 
  • Description:Dehydroacetic Acid Cas No.: 520-45-6 EINECS NO: 208-293-9 Formula: C8H8O4 Structure Formula: M.W.: 168.15 Characters Beige to light-yellow crystalline powder. Odorless, slight sourness. Melting point: 109℃~112℃. Solubility(25℃,g/100g): ethanol 3; glycol ...
  • Updatetime:Feb 13 2015 
HUTONG GLOBAL CO.,LTD
Main Products
barite,barium sulfate,titanium dioxide,calcium carbide,caustic soda,soda ash,glycerol monostearate,perchloroethylene,titanium tetrachloride,epichlorohydrin,bon acid,2b acid,naphthol AS,AAOA,MEA
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3-ACETYL-4-HYDROXY-6-METHYL-2-PYRONE
3-ACETYL-4-HYDROXY-6-METHYL-2-PYRONE
  • Min.Order:1,5,25 Gram 
  • Supply Ability:kilograms Day/kilograms 
  • Purity:95%min 
  • Packaging:according to customers' requirements, suitable for air transportation. 
  • Payment:negotiation 
  • Description:SC-05013
  • Updatetime:Dec 15 2016 
Struchem Co Ltd
Main Products
all kinds of fine chemicals, APIs, Bio-chemicals, from grams to kilograms, and larger scale. both with compounds in stock and custom synthesis.
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3-Acetyl-4-hydroxy-6-methyl-2H-pyran-2-one
3-Acetyl-4-hydroxy-6-methyl-2H-pyran-2-one
  • Min.Order:1 Kilogram 
  • Supply Ability:up to kgs Month/Kilogram 
  • Purity:98% 
  • Packaging:1kg ,10kg,100kg 
  • Payment:TT 
  • Description:168.14,C8H8O4
  • Updatetime:Dec 06 2016 
Capot Chemical Co., Ltd.
Main Products
Pivaldehyde * 630-19-3 2-Iodobenzoic acid * 88-67-5 /N-Iodosuccinimide * 516-12-1 p-Nitrophenylacetonitrile * 555-21-5 3-Methylpyrrole * 616-43-3
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Dehydroacetic acid
Dehydroacetic acid
  • Description:Name: Dehydroacetic acid Synonyms: 2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid, delta-lactone; 3-Acetyl-4-hydroxy-6-methyl-2H-pyran-2-one; 3-Acetyl-6-methyl-2,4-pyrandione; 3-acetyl-6-methyl-2H-Pyran-2,4(3H)-dione; 3-Acetyl-6-methyl-2-pyranone; DHA; DHAA; Pyran-2...
  • Updatetime:Jun 12 2019 
Zhejiang Haiqiang Chemical Co.,Ltd.
Main Products
API Intermediate Plant extracts Pigments and dyes Food and feed additives Reagent Customization synthesisOther products
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Dehydroacetic acid
Dehydroacetic acid
  • Description:Cas No.: 520-45-6;16807-48-0 Product Name: Dehydroacetic acid Formula: C8H8O4 Synonyms: 2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid, delta-lactone;3-Acetyl-6-methyl-2,4-pyrandione;3-acetyl-6-methyl-2H-Pyran-2,4(3H)-dione;3-Acetyl-6-methyl-2-pyranone;DHAA;Pyran-2,...
  • Updatetime:Nov 23 2015 
NANJING HERMOS SCIENCE AND TECHNOLOGY CO.,LTD.
Main Products
Ortho-Carboxylic Acid Ester,Protected Amino Acid,API,Pharmaceutical Intermediates & Peptide Reagents
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Dehydroacetic acid
Dehydroacetic acid
  • Description:High quality with nice price! J&H chemical provides you with the best chemical compounds you are looking for!
  • Updatetime:Nov 13 2015 
Hangzhou J&H Chemical Co., Ltd
Main Products
3,5-Dibromoanisole,5-Fluoro-2-nitroanisole,Doxorubicin hydrochloride,Diethyl 4-oxoheptanedioate,1,5-Diphenylpenta-1,4-dien-3-one,3,5-Dimethoxy-4-hydroxycinnamic acid
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Dehydroacetic acid
Dehydroacetic acid
  • Updatetime:Nov 21 2018 
Shanghai Hope Chem Co., Ltd.
Main Products
Shanghai Hope Chem Co., Ltd. was founded in 2014 with registered capital of RMB 2 million Yuan.
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