Diethyl acetylenedicarboxylate
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Category：Pharmaceutical Materials Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
CAS Number: 762-21-0
Molecular Formula: C8H10O4
Molecular Weight: 170.16 g/mol
Appearance: Colorless to light yellow liquid
Melting Point: 1-3°C
Boiling Point: 107-110°C (11 mmHg)
Usage: Used as a synthetic intermediate.
| Attribute | Details |
|---|---|
| Name | Diethyl acetylenedicarboxylate |
| CAS Number | 762-21-0 |
| Synonyms | Diethyl 2-butynedioate; 2-Butynedioic acid, diethyl ester; Diethyl but-2-ynedioate; Ethyl acetylenedicarboxylate; Acetylenedicarboxylic acid diethyl ester |
| Molecular Formula | C8H10O4 |
| Molecular Weight | 170.163 g/mol |
| EINECS Number | 212-095-8 |
| Appearance | Transparent to pale yellow liquid |
| Physical Properties | Density: 1.1±0.1 g/cm³; Boiling Point: 107-110°C (11 mmHg), 233.9±0.0°C at 760 mmHg; Melting Point: 1-3°C; Flash Point: 94.4±0.0°C; Refractive Index: 1.441-1.443 or 1.452; Steam Pressure: 0.1±0.4 mmHg at 25°C; Polarizability: 16.1±0.5 10^-24 cm³ |
| Solubility | Soluble in ethanol, ethyl ether, CCl4; Insoluble in water |
| Applications | Used as a protein crosslinking agent |
| Safety Information | Corrosive; Risk Phrase: R34; Safety Phrases: S25. S36/37/39. S45 |
| Storage Conditions | Store at 0-6°C or 2-8°C; Keep away from heat, sparks, and open flames; Store in a tightly closed container |
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