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Dehydroacetic acid

Dehydroacetic acid
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 Properties

Melting point:
111-113 °C(lit.)
Boiling point:
270 °C(lit.)
Flash point:
157°C
storage temp. 
0-6°C
solubility 
2g/l
form 
Fine Crystalline Powder
color 
Light yellow or cream
PH
4 (2g/l, H2O, 20℃)
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
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn
Risk Statements  22
Safety Statements  22-26
WGK Germany  1
RTECS  UP8050000
TSCA  Yes
HS Code  29322980
Hazardous Substances Data 520-45-6(Hazardous Substances Data)
Symbol(GHS):
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P330 Rinse mouth.
P501 Dispose of contents/container to..…

Dehydroacetic acid price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 1166309 Dehydroacetic acid United States Pharmacopeia (USP) Reference Standard 520-45-6 200mg $347.4 2017-11-08 Buy
Sigma-Aldrich 30740 Dehydroacetic acid ≥98.0% (T) 520-45-6 100g $40.6 2017-11-08 Buy
TCI Chemical D0039 Dehydroacetic Acid >98.0%(GC)(T) 520-45-6 25g $17 2017-11-08 Buy
TCI Chemical D0039 Dehydroacetic Acid >98.0%(GC)(T) 520-45-6 500g $67 2017-11-08 Buy
Alfa Aesar A17827 Dehydroacetic acid, 98% 520-45-6 50g $22.5 2017-11-08 Buy

Dehydroacetic acid Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystal powder

Uses

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

Uses

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.

Uses

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.

Uses

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.

Uses

antifungal, antibacterial

Dehydroacetic acid Preparation Products And Raw materials

Raw materials

Preparation Products


Dehydroacetic acid Suppliers

Global( 167)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Capot Chemical Co.,Ltd.
+86 (0)571-855 867 18
+86 (0)571-858 647 95 sales@capotchem.com China 19953 60
Dalian Richfortune Chemicals Co., Ltd
86-411-84820922, 84821539
86-411-84821380 sales@richfortunechem.com China 512 57
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96831 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)10-88580358(Beijing) sh@meryer.com China 40403 62
3B Pharmachem (Wuhan) International Co.,Ltd. 86-21-50328103 * 801、802、803、804 Mobile:18930552037
86-21-50328109 3bsc@sina.com China 15950 69
Alfa Aesar 400-610-6006; 021-67582000
021-67582001/03/05 saleschina@alfa-asia.com China 30314 84
TCI (Shanghai) Development Co., Ltd. 800-988-0390
021-67121385 sales@tcishanghai.com.cn China 22833 81
Beijing dtftchem Technology Co., Ltd. 13651141086; 86(10)60275028、60275820
86 (10) 60270825 dtftchem@sina.com China 3437 62
Energy Chemical 021-58432009 / 400-005-6266
021-58436166-800 info@energy-chemical.com China 44197 61
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18
0086-571-85864795 sales@capotchem.com China 18279 66

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