4-Chloromethyl-3,5-dimethylisoxazole , 98% , 19788-37-5

CAS NO.：19788-37-5

Empirical Formula: C6H8ClNO

Molecular Weight: 145.59

MDL number: MFCD00003154

EINECS: 243-312-4

PRODUCT Properties

• Melting point: 88-90°C
• Boiling point: 87-88 °C/8 mmHg (lit.)
• Density: 1.173 g/mL at 25 °C (lit.)
• refractive index: n20/D 1.486(lit.)
• Flash point: 204 °F
• storage temp.: 2-8°C
• form: clear liquid
• pka: -1.73±0.28(Predicted)
• color: Light yellow to Brown
• BRN: 110780
• CAS DataBase Reference: 19788-37-5(CAS DataBase Reference)
• EPA Substance Registry System: Isoxazole, 4-(chloromethyl)-3,5-dimethyl- (19788-37-5)

Description and Uses

4-Chloromethyl-3,5-dimethylisoxazole has been used in the preparation of:

• 4(3-oxoalkyl)isoxazole
• (E)-3,5-dimethyl-4-(2-(thiophene-3-yl)vinyl)isoxazole

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H302+H312+H332-H315-H319-H335
• Precautionary statements: P264-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P261-P280-P305+P351+P338-P280a-P304+P340-P405-P501a
• Hazard Codes: Xn,Xi
• Risk Statements: 20/21/22-36/37/38-37/38-36
• Safety Statements: 26-36
• RIDADR: UN 3334
• WGK Germany: 3
• TSCA: Yes
• HazardClass: IRRITANT
• HS Code: 29349990