2-Chloro-4-fluorobenzoylchloride , 98% , 21900-54-9

CAS NO.：21900-54-9

Empirical Formula: C7H3Cl2FO

Molecular Weight: 193

MDL number: MFCD00084954

EINECS: 623-229-3

PRODUCT Properties

• Melting point: 16 °C
• Boiling point: 95 °C/10 mmHg
• Density: 1.47
• refractive index: 1.55
• Flash point: 107 °C
• form: powder to lump to clear liquid
• color: White or Colorless to Light yellow
• Sensitive: Moisture Sensitive
• BRN: 2254071
• InChI: InChI=1S/C7H3Cl2FO/c8-6-3-4(10)1-2-5(6)7(9)11/h1-3H
• InChIKey: POIAZJJVWRVLBO-UHFFFAOYSA-N
• SMILES: C(Cl)(=O)C1=CC=C(F)C=C1Cl
• CAS DataBase Reference: 21900-54-9(CAS DataBase Reference)

Description and Uses

2-Chloro-4-fluorobenzoyl chloride serves as the acyl chloride precursor for 2-chloro-4-fluorobenzophenone, reacting with benzene under AlCl3 at 0–5 °C, and for ethyl 2-(2-chloro-4-fluorobenzoyl)-3-(dimethylamino)acrylate, obtained with ethyl 3-(dimethylamino)acrylate and TEA in anhydrous dioxane under reflux[1-2].

Safety

• Symbol(GHS): GHS05,GHS07
• Signal word: Danger
• Hazard statements: H302-H314
• Precautionary statements: P270-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338
• PPE: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
• Hazard Codes: C
• Risk Statements: 34-29-22
• Safety Statements: 45-36/37/39-26
• RIDADR: 3265
• WGK Germany: 3
• Hazard Note: Corrosive
• HazardClass: 8
• PackingGroup: II
• HS Code: 29163990
• Storage Class: 8A - Combustible corrosive hazardous materials
• Hazard Classifications: Acute Tox. 4 Oral; Eye Dam. 1; Skin Corr. 1B
• Limited Quantities: 1 Kg (2.2 lbs) (solid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)