Fumaryl chloride
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Category：Pharmaceutical Materials Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
CAS Number: 627-63-4
Molecular Formula: C4H2Cl2O2
Molecular Weight: 152.96
Appearance: Clear yellow liquid
Melting Point: -2°C
Boiling Point: 161-164°C
Density: 1.415 g/mL at 25°C
Usage: Used as a chemical intermediate in organic synthesis.
| Attribute | Details |
|---|---|
| Chemical Name | Fumaryl chloride |
| Synonyms | Fumaroyl dichloride, trans-Butenedioyl chloride, (E)-but-2-enedioyl dichloride |
| CAS Number | 627-63-4 |
| Formula | C4H2Cl2O2 |
| Molecular Weight | 152.96 g/mol |
| Appearance | Reddish-yellow to greenish-yellow liquid (may vary slightly depending on purity and storage conditions) |
| Physical Properties | Density: 1.415 g/cm³; Melting Point: -2 °C; Boiling Point: 161-164 °C; Flash Point: 73 °C; Refractive Index: 1.499 (at 20 °C) |
| Chemical Properties | Reactive; Corrosive; May release toxic gases upon contact with water or moisture; Polymerizes readily under certain conditions |
| Uses | Used as an intermediate in organic synthesis; Specifically used in the preparation of polymers, dyes, and pharmaceuticals |
| Safety Hazards | Corrosive to eyes, skin, and respiratory tract; May cause severe irritation or burns; Inhalation, ingestion, or skin contact may be fatal; Risk of fire and explosion if exposed to heat, sparks, or incompatible materials |
| Precautions | Keep away from heat, sparks, and incompatible materials; Store in a cool, dry place in tightly sealed containers; Wear appropriate protective clothing, gloves, and eye/face protection during handling; Avoid contact with water or moisture |
| Disposal | Dispose of according to local regulations; Controlled incineration or safe burial in approved facilities is recommended; Do not release into the environment |
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