Diethyl maleate , 96% , 141-05-9

Synonym(s):
Maleic acid diethyl ester

CAS NO.：141-05-9

Empirical Formula: C8H12O4

Molecular Weight: 172.18

MDL number: MFCD00009191

EINECS: 205-451-9

PRODUCT Properties

• Melting point: -10 °C (lit.)
• Boiling point: 225 °C (lit.)
• Density: 1.064 g/mL at 25 °C (lit.)
• vapor density: 5.93 (vs air)
• vapor pressure: 1 mm Hg ( 14 °C)
• refractive index: n20/D 1.441(lit.)
• Flash point: 200 °F
• storage temp.: Sealed in dry,Room Temperature
• solubility: 14mg/l
• form: Liquid
• color: Clear
• Odor: at 100.00 %. fruity banana citrus
• Odor Type: fruity
• Water Solubility: insoluble
• Merck: 14,3123
• BRN: 1100825
• Dielectric constant: 8.6（23℃）
• Stability: Stable. Combustible. Incompatible with oxidizing agents, bases, acids, reducing agents.
• InChIKey: IEPRKVQEAMIZSS-AATRIKPKSA-N
• LogP: 2.2
• CAS DataBase Reference: 141-05-9(CAS DataBase Reference)
• NIST Chemistry Reference: 2-Butenedioic acid (Z)-, diethyl ester(141-05-9)
• EPA Substance Registry System: 2-Butenedioic acid (2Z)-, 1,4-diethyl ester (141-05-9)

Description and Uses

Diethyl Maleate is used as a reagent in the synthesis of several organic compounds including that of polyaspartic acid ester based polyurea coatings. It was found to inhibit MCA and TPA transformed cell growth via modulation of glutathione, mitogen-activated protein kinase and cancer pathways.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H317-H319-H412
• Precautionary statements: P280-P305+P351+P338
• Hazard Codes: Xi
• Risk Statements: 36-43-52/53
• Safety Statements: 26-36/37-37-24-24/25
• RIDADR: 3334
• WGK Germany: 2
• RTECS: ON1225000
• Autoignition Temperature: 662 °F
• TSCA: Yes
• HS Code: 29171990
• Toxicity: LD50 orally in rats: 0.30 g/kg (Smyth)