3-Methyl-1,2-butadiene

• Catalog No.: 65960
• CAS Number: 598-25-4
• M. F.: C5H8
• M. W.: 68.11702
• Purity: ≥98.0% (GC)

SYNONYMS

• Title: 3-甲基-1,2-丁二烯
• IUPAC name: 3-methylbuta-1,2-diene
• IUPAC Traditional name: 3-methyl-1,2-butadiene
• Synonyms: 1,1-Dimethylallene; 1,1-二甲基丙二烯

DATABASE IDS

• PubChem SID: 24884434
• MDL Number: MFCD00008896
• EC Number: 209-926-1
• Beilstein Number: 1697090
• CAS Number: 598-25-4

PROPERTIES

• Grade: purum
• Linear Formula: (CH3)2C=C=CH2
• Purity: ≥98.0% (GC)
• Boiling Point: 40-41 °C(lit.)
• Density: 0.694 g/mL at 25 °C(lit.)
• Flash Point: -12 °C
• Flash Point: 10.4 °F
• Melting Point: -148 °C(lit.)
• Refractive Index: n20/D 1.419(lit.)
• Refractive Index: n20/D 1.420
• Vapor Pressure: 6.87 psi ( 20 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H304-H315-H319-H335
• European Hazard Symbols: Flammable (F)
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
• GHS Precautionary statements: P210-P261-P301 + P310-P305 + P351 + P338-P331
• RID/ADR: UN 3295 3/PG 2
• Risk Statements: 11-36/37/38-65
• Safety Statements: 16-26-36-62
• Storage Temperature: 2-8°C
• Hazard Class: 3
• UN Number: 3295
• Packing Group: 2
• German water hazard class: 3

DETAILS

Description (English)

Other Notes
Used in the chiral isoprenylation of aldehydes1

Description (简体中文)

Other Notes
用于醛类的手性异戊二烯化1