2-Butene-1,4-diol

• Catalog No.: 03781
• CAS Number: 110-64-5
• M. F.: C4H8O2
• M. W.: 88.10512
• Purity: ≥98.0% (sum of isomers, GC)

SYNONYMS

• Title: 2-丁烯-1,4-二醇
• IUPAC name: but-2-ene-1,4-diol
• IUPAC Traditional name: 2-butene-1,4-diol

DATABASE IDS

• MDL Number: MFCD00063207
• Beilstein Number: 1735815
• CAS Number: 110-64-5
• EC Number: 203-787-0

PROPERTIES

• Grade: purum
• Impurities: ≤0.1% 2-butyne-1,4-diol (GC)
• Impurities: ≤1% 1,4-butanediol (GC)
• Linear Formula: HOCH2CH=CHCH2OH
• Purity: ≥98.0% (sum of isomers, GC)
• Boiling Point: 131.5 °C/12 mmHg(lit.)
• Density: 1.07 g/mL at 25 °C(lit.)
• Flash Point: 109 °C
• Flash Point: 228.2 °F
• Melting Point: 7 °C(lit.)
• Refractive Index: n20/D 1.478(lit.)
• Refractive Index: n20/D 1.479
• GHS Signal Word: Warning
• GHS Hazard statements: H302-H315-H319-H335
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 22-36/37/38
• RTECS: EM4970000
• Safety Statements: 26-36
• German water hazard class: 1

DETAILS

Description (English)

Other Notes
ratio of isomers ~1:1

Description (简体中文)

Other Notes
异构体比例 ~1:1