18930

1,2-Butanediol

purum, ≥98.0% (GC)

• Synonym(s): 1,2-Butylene glycol
• Linear Formula: CH₃CH₂CH(OH)CH₂OH
• CAS Number: 584-03-2
• Molecular Weight: 90.12
• Beilstein: 969169
• EC Number: 209-527-2
• MDL number: MFCD00004570
• UNSPSC Code: 12352100
• eCl@ss: 39020504
• PubChem Substance ID: 329751758
• NACRES: NA.22

Properties

• grade: purum
• Quality Level: 200
• Assay: ≥98.0% (GC)
• refractive index: n20/D 1.438 (lit.); n20/D 1.438
• bp: 191-192 °C/747 mmHg (lit.)
• density: 1.006 g/mL at 25 °C (lit.)
• SMILES string: CCC(O)CO
• InChI: 1S/C4H10O2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3
• InChI key: BMRWNKZVCUKKSR-UHFFFAOYSA-N

Description

Application

1,2-Butanediol has been used:

• to investigate dilatometric measurements of excess molar volumes and excess partial molar volumes for binary mixtures of N,N-dimethylformamide with 1,2-alkanediols
• in the preparation of 1,2-diolates of titanium by reaction with titanium (IV) isopropoxide or titanium (IV) chloride

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H319
• Precautionary Statements: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 2
• Flash Point(F): 200.1 °F - closed cup
• Flash Point(C): 93.4 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves