127787

Crotonoyl chloride

technical grade, 90%

• Synonym(s): (E)-Crotonoyl chloride, trans-Crotonoyl chloride
• Linear Formula: CH₃CH=CHCOCl
• CAS Number: 625-35-4
• Molecular Weight: 104.53
• Beilstein: 506118
• MDL number: MFCD00000734
• UNSPSC Code: 12352100
• PubChem Substance ID: 24847797
• NACRES: NA.22

Properties

• grade: technical grade
• Quality Level: 200
• Assay: 90%
• contains: 1500 ppm hydroquinone as stabilizer
• refractive index: n20/D 1.459 (lit.)
• bp: 120-123 °C (lit.)
• density: 1.091 g/mL at 25 °C (lit.)
• functional group: acyl chloride
• storage temp.: 2-8°C
• SMILES string: C\C=C\C(Cl)=O
• InChI: 1S/C4H5ClO/c1-2-3-4(5)6/h2-3H,1H3/b3-2+
• InChI key: RJUIDDKTATZJFE-NSCUHMNNSA-N

Description

Application

Crotonoyl chloride was used in the synthesis of α,β-unsaturated ester.

Safety Information

• Pictograms: GHS02,GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H226,H314,H335,H412
• Precautionary Statements: P210 - P233 - P273 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Aquatic Chronic 3 - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 95.0 °F - closed cup
• Flash Point(C): 35 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves