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Dehydroacetic acid

CAS No.520-45-6
Chemical Name:Dehydroacetic acid
Synonyms:DHA;dhaa;DEHYDRANONE;Geogard(R) 221;Geogard(R) 361;Geogard(R) 111A;DEHYDRACETSAEURE;DEHYDRACETIC ACID;dehydro-aceticaci;DEHYDROACETIC ACID
CBNumber:CB0139753
Molecular Formula:C8H8O4
Formula Weight:168.15
MOL File:520-45-6.mol
Dehydroacetic acid Property
mp : 111-113 °C(lit.)
bp : 270 °C(lit.)
Fp : 157°C
storage temp. : 0-6°C
Merck : 14,2865
BRN : 6129
Stability:: Stable. Incompatible with oxidizing agents, bases, reducing agents.
CAS DataBase Reference: 520-45-6(CAS DataBase Reference)
NIST Chemistry Reference: Dehydroacetic Acid(520-45-6)
EPA Substance Registry System: 2H-Pyran-2,4(3H)- dione, 3-acetyl-6-methyl-(520-45-6)
Safety
Hazard Codes : Xn
Risk Statements : 22
Safety Statements : 22
WGK Germany : 1
RTECS : UP8050000
HS Code : 29322980
Hazardous Substances Data: 520-45-6(Hazardous Substances Data)

Dehydroacetic acid Chemical Properties,Usage,Production

Chemical Properties
white to light yellow crystal powder
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
Usage
Geogard(R) 111a preservative is based on dehydroacetic acid (DHA) and therefore are recognized by major cosmetic, toiletry and fragrance regulatory authorities worldwide for use in cosmetic and personal care products.
Usage
Geogard(R) 221 preservative is based on dehydroacetic acid (DHA) and benzyl alcohol, and therefore is recognized by major cosmetic, toiletry and fragrance regulatory authorities worldwide for use in cosmetic and personal care products.
Usage
Geogard(R) 361 preservative is based on six synergistic components, all with wide global regulatory acceptance: dehydroacetic acid (DHA); salicylic acid; benzoic acid; phenoxyethanol; benzyl alcohol; and benzethonium chloride.
Usage
antifungal, antibacterial
Dehydroacetic acid Preparation Products And Raw materials
Raw materials
Ethyl acetoacetate Acetyl ketene Polymerization inhibitor Toluene FISH OIL Triethylamine Sodium ethoxide Benzene Hydrochloric acid Sodium hydroxide Triethylenediamine
Preparation Products
Sodium dehydroacetate Clopidol
Dehydroacetic acid Suppliers      Global( 130)Suppliers     
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J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833+86-10-82849933jkinfo@jkchemical.com;market3@jkchemical.comCHINA 96869 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-62670790(Beijing)sh@meryer.com; sz@meryer.comCHINA 40414 62
3B Pharmachem (Wuhan) International Co.,Ltd. 86-21-50328103 * 801、803、804、807 Mobile:1893055203786-21-503281093bsc@sina.comCHINA 15993 69
Alfa Aesar 400-610-6006; 021-67582000021-67582001/03/05saleschina@alfa-asia.comCHINA 30343 84
TCI (Shanghai) Development Co., Ltd. 800-988-0390021-67121385sales@tcishanghai.com.cnCHINA 22161 81
Beijing dtftchem Technology Co., Ltd. 手机13651141086; 86(10)60275028、6027582086 (10) 60270825dtftchem@sina.comCHINA 4699 62
BeiJing Hwrk Chemicals Limted 4006990298 010-57411839 020-31335234 021-51691807010-87653215 0757-86311057 021-55236763sales@hwrkchemical.comCHINA 13343 55
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Capot Chemical Co., Ltd +86 (0) 571 85 58 67 180086-571-85864795sales@capotchem.comCHINA 18290 66
Beijing Ouhe Technology Co., Ltd +86-10-4006331231;+86-10-51280831;+86-10-82967028+86-10-82967029sales@ouhechem.comCHINA 10586 60
 
520-45-6(Dehydroacetic acid)Related Search:
Sodium diacetate Benzoic acid Ethyl acetate Acetyl-resveratrol Kresoxim-methyl Methyl ASCORBICACID Parathion-methyl Chloroacetic acid Tetrahydro-4H-pyran-4-one Folic acid CHLOROPHOSPHONAZO III Acetyl coenzyme A sodium salt Peroxyacetic acid Centchroman Phenylacetic acid Bensulfuron methyl Trichloroacetic acid
DEHYDRACETIC ACID DEHYDRANONE DEHYDROACETIC ACID LABOTEST-BB LT00053173 3-ACETYL-3,4-DIHYDRO-6-METHYL-2H-PYRAN-2,4-DIONE 3-ACETYL-4-HYDROXY-6-METHYL-2H-PYRAN-2-ONE 3-ACETYL-4-HYDROXY-6-METHYL-2-PYRONE 3-ACETYL-6-METHYL-2H-PYRAN-2,4(3H)-DIONE 3-ACETYL-6-METHYL-2H-PYRONE-2,4-(3H)-DIONE 520-45-6 Building Blocks Carbonyl Compounds Carboxylic Acids C8 2-ACETYL-5-HYDROXY-3-OXO-4-HEXENOIC ACID DELTA-LACTONE 2-ACETYL-5-HYDROXY-3-OXO-4-HEXENOIC ACID D-LACTONE 2-ACETYL-5-HYDROXY-3-OXO-4-HEXENOIC ACID GAMMA-LACTONE 2-acetyl-5-hydroxy-3-oxo-4-hexenoicacidelta-lactone 2-Acetyl-5-hydroxy-3-oxo-4-hexenoicacid-lactone 2H-Pyran-2,4(3H)-dione, 3-acetyl-6-methyl- 2H-Pyran-2-one, 3-acetyl-4-hydroxy-6-methyl- 3-acetyl-4-hydroxy-6-methyl-2h-pyran-2-on 3-Acetyl-4-hydroxy-6-methyl-2-pyrone cyclic ketone 3-Acetyl-6-methyl-2,3-dihydropyran-2,4-dione 3-Acetyl-6-methyl-2,4-pyrandione 3-Acetyl-6-methyl-2H-pyran-2,4(3H)-dione, ion(1-) 3-Acetyl-6-methyl-2H-pyran-2,4(3H)-dione. enol form 3-acetyl-6-methyl-2h-pyran-2,4(3h)-dione.enolform 3-acetyl-6-methyl-2h-pyran-2,4(3h)-dioneenolform 3-acetyl-6-methyl-2h-pyran-4(3h)-dione 3-Acetyl-6-Methyldihydropyrandione-2,4 3-Acetyl-6-methylpyrandione-2,4 4(3H)-dione,3-acetyl-6-methyl-2H-Pyran-2 4-Hexenoic acid, 2-acetyl-5-hydroxy-3-oxo-, delta-lactone 4-hexenoicacid,2-acetyl-5-hydroxy-3-oxo,lactone -Acetyl-6-methyl-pyran-2,4-dione dehydro-aceticaci dhaa -Hexenoic acid, 2-acetyl-5-hydroxy-3-oxo-, d-lactone Kyselina dehydroacetova kyselinadehydroacetova Methylacetopyronone Organic Building Blocks 3-Acetyl-6-methyl-2-pyranone Dehydroactic acid(DHA) 3-Acetyl-6-methyl-pyran-2,4-dione DEHYDROACETIC ACID FREE ACID CRYSTALLINE PYRAN-2,4-DIONE,3-ACETYL-6-METHYL 3-Acetyl-6-methyl-2H-pyran-2,4(3H)dion DEHYDRACETSAEURE 520-43-0 3-acetyl-6-methyl-2H-pyran-2,4(3H)-dione dehydracetic acid 2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid δ-lactone, 3-Acetyl-4-hydroxy-6-methyl-2-pyrone Dehydroacetic acid and derivatives Diketene Derivatives Geogard(R) 111A Benzyl alcohol (and) dehydroacetic acid Geogard(R) 221
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