Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Methyl diacetoacetate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
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4619-66-3

4619-66-3 structure

Name: Methyl diacetoacetate
Chemical Name: methyl 2-acetyl-3-oxobutanoate
CAS Number: 4619-66-3
Molecular Formula: C₉H₁₆O₄
Molecular Weight: 188.22100
Create Date: 2018-07-20 13:15:56
Modify Date: 2025-08-25 16:39:43

Name	methyl 2-acetyl-3-oxobutanoate
Synonyms	Diacetessigsaeure-methylester ACETOACETIC ACID,2-ACETYL-,METHYL ESTER Methyl 2-acetylacetoacetate 2-Acetyl-3-oxo-buttersaeure-methylester 2-acetyl-3-oxo-butyric acid methyl ester Methyl diacetoacetate EINECS 225-031-9 diacetoacetic acid methyl ester Methyl diacetylacetate

Density	1.112g/cm3
Boiling Point	209ºC at 760 mmHg
Molecular Formula	C₉H₁₆O₄
Molecular Weight	188.22100
Flash Point	82.4ºC
Exact Mass	188.10500
PSA	60.44000
LogP	1.12390
Index of Refraction	1.423

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AK4900000

CHEMICAL NAME :: Acetoacetic acid, 2-acetyl-, methyl ester

CAS REGISTRY NUMBER :: 4619-66-3

BEILSTEIN REFERENCE NO. :: 1706278

LAST UPDATED :: 199712

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C7-H10-O4

MOLECULAR WEIGHT :: 158.17

WISWESSER LINE NOTATION :: 1VYV1&VO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 30,63,1948

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: AJOPAA American Journal of Ophthalmology. (Ophthalmic Pub. Co., 435 N. Michigan Ave., Suite 1415, Chicago, IL 60611) Series 3: V.1- 1918- Volume(issue)/page/year: 29,1363,1946

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,729,1986 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1700 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 30,63,1948

HS Code	2918300090

124-38-9

123-54-6

74-88-4

~10%

4619-66-3

Literature: Beckman, Eric J.; Munshi, Pradip Green Chemistry, 2011 , vol. 13, # 2 p. 376 - 383

105-45-3

75-36-5

~93%

4619-66-3

Literature: Bingham; Tyman Organic Preparations and Procedures International, 2001 , vol. 33, # 4 p. 357 - 361

463-51-4

105-45-3

4619-66-3

Literature: Carbide and Carbon Chem. Corp. Patent: US2432499 , 1943 ; Full Text Show Details Chem.Abstr., 1948 , p. 2615

4525-27-3

4619-66-3

Literature: Claisen; Haase Chemische Berichte, 1900 , vol. 33, p. 3781

67-56-1

60700-15-4

4619-66-3

Literature: Saito,K.; Sato,T. Bulletin of the Chemical Society of Japan, 1979 , vol. 52, p. 3601 - 3605

34284-28-1

75-36-5

4619-66-3

Literature: Claisen; Zedel Justus Liebigs Annalen der Chemie, 1893 , vol. 277, p. 175

HS Code	2918300090
Summary	2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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