141-05-9|Diethyl maleateProducts Supply - Chemical intermediates Network

Diethyl maleate cas no:141-05-9

Synonyms: Ethyl maleate; Maleic acid diethyl ester; cis-Propenoic acid diethyl ester; Diethyl malcate

Identification

NameDiethyl maleate
CAS141-05-9
SynonymsEthyl maleate; Maleic acid diethyl ester; cis-Propenoic acid diethyl ester; Diethyl malcate
EINECS(EC#)205-451-9
Molecular FormulaC8H12O4
Molecular Weight172.18

Chemical Properties

Appearancecolourless liquid
refractive index1.438-1.442
storage tempKeep away from heat, sparks, and flame. Keep away from sources of ignition. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Safety Data

Hazard Xi:Irritant;
Risk R43
Safety

Hazard Codes:? Irritant Xi
Risk Statements: 36-43?
R36:Irritating to eyes.?
R43:May cause sensitization by skin contact.
Safety Statements: 26-36/37-37-24?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36/37:Wear suitable protective clothing and gloves.?
S37:Wear suitable gloves.?
S24:Avoid contact with skin.
RIDADR: 3334
WGK Germany: 2
RTECS: ON1225000
HS Code: 29171990?
Moderately toxic by ingestion, skin contact, and intraperitoneal routes. A skin and eye irritant. Combustible when exposed to heat or flame; can react with oxidizing materials. To fight fire, use CO₂, dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes.

HS Code 29171990

Toxicity

1.	???	skn-rbt 10?mg/24H open MLD	???	JIHTAB ?? Journal of Industrial Hygiene and Toxicology. 31 (1949),60.
2.	???	skn-rbt 530?mg open MLD	???	UCDS** ?? Union Carbide Data Sheet. (Industrial Medicine and Toxicology Dept., Union Carbide Corp., 270 Park Ave., New York, NY 10017) 10/29 ,1957.
3.	???	eye-rbt 500?mg open	???	JIHTAB ?? Journal of Industrial Hygiene and Toxicology. 31 (1949),60.
4.	???	orl-rat LD50:3200?mg/kg	???	JIHTAB ?? Journal of Industrial Hygiene and Toxicology. 31 (1949),60.
5.	???	ipr-rat LD50:3070?mg/kg	???	TXAPA9 ?? Toxicology and Applied Pharmacology. 52 (1980),422.
6.	???	skn-rbt LD50:4000?mg/kg	???	UCDS** ?? Union Carbide Data Sheet. (Industrial Medicine and Toxicology Dept., Union Carbide Corp., 270 Park Ave., New York, NY 10017) 10/29 ,1957.

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Diethyl maleate cas no:141-05-9

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