Crotonyl chloride, tech. 90%

Description

CAS: 625-35-4 | C4H5ClO | 104.533 g/mol

Crotonyl chloride is used in agrochemical, pharmaceutical and dyestuff field. Crotonoyl chloride was used in the synthesis of α,β-unsaturated ester.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Crotonyl chloride is used in agrochemical, pharmaceutical and dyestuff field. Crotonoyl chloride was used in the synthesis of α,β-unsaturated ester.

Solubility
Reacts with water.

Notes
Moisture Sensitive. Store at 4°C. Store away from heat and moisture. Incompatible with

Specifications

Chemical Identifiers

• CAS: 625-35-4
• Molecular Formula: C4H5ClO
• Molecular Weight (g/mol): 104.533
• MDL Number: MFCD00000734
• InChI Key: RJUIDDKTATZJFE-NSCUHMNNSA-N
• Synonym: crotonyl chloride, 2-butenoyl chloride, crotonoyl chloride, e-but-2-enoyl chloride, e-2-butenoyl chloride, crotonic acid chloride, 2e-but-2-enoyl chloride, 2-butenoyl chloride, e, 2-butenoyl chloride, 2e, trans-2-butenoyl chloride
• PubChem CID: 643131
• IUPAC Name: (E)-but-2-enoyl chloride
• SMILES: CC=CC(=O)Cl

• Density: 1.091
• Boiling Point: 121°C to 123°C
• Flash Point: 35°C (95°F)
• Odor: Acrid
• Refractive Index: 1.46
• Quantity: 500 g
• UN Number: UN2920
• Beilstein: 506118
• Sensitivity: Moisture sensitive
• Solubility Information: Reacts with water.
• Formula Weight: 104.54
• Percent Purity: ≥90%
• Assay: remainder mainly cis-isomer
• Chemical Name or Material: Crotonyl chloride

Safety and Handling

Hazard Category	H226-H314
Hazard Statement	GHS H Statement H314-H318-H226 Causes severe skin burns and eye damage. Causes serious eye damage. Flammable liquid and vapour.
Precautionary Statement	P210-P233-P240-P241-P242-P243-P260-P264b-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUIDS, FLAMMABLE, N.O.S.
EINECSNumber	210-889-9
TSCA	Yes
Recommended Storage	Keep cold; Store under Nitrogen

SDS

RUO – Research Use Only