240559

1,4-Butanediol

ReagentPlus^®, ≥99%

• Synonym(s): 1,4-Butylene glycol, Tetramethylene glycol
• Linear Formula: HO(CH₂)₄OH
• CAS Number: 110-63-4
• Molecular Weight: 90.12
• Beilstein/REAXYS Number: 1633445
• EC Number: 203-786-5
• MDL number: MFCD00002968
• UNSPSC Code: 12352100
• PubChem Substance ID: 24854421
• assay: ≥99%
• bp: 230 °C (lit.)

Properties

• vapor density: 3.1 (vs air)
• Quality Level: 100
• product line: ReagentPlus^®
• assay: ≥99%
• autoignition temp.: 698 °F
• dilution: (for general lab use)
• refractive index: n20/D 1.445 (lit.)
• bp: 230 °C (lit.)
• mp: 16 °C (lit.)
• density: 1.017 g/mL at 25 °C (lit.)

Description

General description

1,4-Butanediol is an industrial solvent that is mainly used in the preparation of important polymers such as polyurethanes and polybutylene terephthalate (PET).[1][2]

Application

1,4-Butanediol may be used in the preparation of 3-buten-1-ol[3] and tetrahydrofuran via dehydration.[4] It may also be used as a reducing agent for carbonyl compounds to form the corresponding alcohols via transfer hydrogenation reaction.[5]

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H302,H336
• pcodes: P261 - P264 - P271 - P301 + P312 - P304 + P340 + P312 - P403 + P233
• Hazard Classifications: Acute Tox. 4 Oral - STOT SE 3
• target_organs: Central nervous system
• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 1
• flash_point_f: 273.2 °F - closed cup
• flash_point_c: 134 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter