4,5-Dimethylthiazole , 98% , 3581-91-7

CAS NO.：3581-91-7

Empirical Formula: C5H7NS

Molecular Weight: 113.18

MDL number: MFCD00005336

EINECS: 222-703-3

PRODUCT Properties

• Melting point: 83-84 C
• Boiling point: 158 °C/742 mmHg (lit.)
• Density: 1.07 g/mL at 25 °C (lit.)
• FEMA: 3274 | 4,5-DIMETHYLTHIAZOLE
• refractive index: n20/D 1.521(lit.)
• Flash point: 124 °F
• storage temp.: Sealed in dry,Room Temperature
• form: solid
• pka: pK1:3.73 (25°C,μ=0.1)
• Specific Gravity: 1.070
• Odor: at 0.10 % in dipropylene glycol. roasted nutty fishy green boiled shrimp
• Appearance: Colorless to light yellow Liquid
• Odor Type: fishy
• biological source: synthetic
• JECFA Number: 1035
• BRN: 105694
• LogP: 2.09
• CAS DataBase Reference: 3581-91-7(CAS DataBase Reference)
• NIST Chemistry Reference: Thiazole, 4,5-dimethyl-(3581-91-7)

Description and Uses

4,5-Dimethylthiazole was used in the preparation of 4-(bromomethyl)-5-(dibromomethyl)thiazole.

Safety

• Symbol(GHS): GHS02,GHS05,GHS07
• Signal word: Danger
• Hazard statements: H226-H302-H315-H318-H335
• Precautionary statements: P210-P233-P280-P301+P312-P303+P361+P353-P305+P351+P338
• Hazard Codes: Xn,Xi,F
• Risk Statements: 10-22-37/38-41-36/37/38
• Safety Statements: 16-26-39-37/39-36/37/39
• RIDADR: UN 1993 3/PG 3
• WGK Germany: 3
• RTECS: XJ4380000
• HazardClass: 3
• PackingGroup: III
• HS Code: 29349990
• Limited Quantities: 5.0 L (1.3 gallons) (liquid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)