trans-2,3-Dimethyloxirane

• Catalog No.: 41031
• CAS Number: 21490-63-1
• M. F.: C4H8O
• M. W.: 72.10572
• Purity: ≥97.0% (GC)

SYNONYMS

• Title: 反式-2,3-二甲基环氧乙烷
• IUPAC name: (2R,3R)-2,3-dimethyloxirane
• IUPAC Traditional name: oxirane, 2,3-dimethyl-, trans-
• Synonyms: trans-2-Butene oxide; 反式-2,3-环氧丁烷; 反式-2-环氧丁烷; trans-2,3-Epoxybutane

DATABASE IDS

• CAS Number: 21490-63-1
• PubChem SID: 24865519
• MDL Number: MFCD00005129
• EC Number: 244-406-8
• Beilstein Number: 79772

PROPERTIES

• Empirical Formula (Hill Notation): C4H8O
• Grade: purum
• Purity: ≥97.0% (GC)
• Density: 0.807 g/mL at 20 °C(lit.)
• Flash Point: -27 °C
• Flash Point: -16.6 °F
• Refractive Index: n20/D 1.373
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H315-H319-H335
• European Hazard Symbols: Flammable (F)
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
• GHS Precautionary statements: P210-P261-P305 + P351 + P338
• RID/ADR: UN 3271 3/PG 2
• Risk Statements: 11-36/37/38
• RTECS: EK3855040
• Safety Statements: 16-26
• Hazard Class: 3
• UN Number: 3271
• Packing Group: 2
• German water hazard class: 3