CAS No. 513-85-9

Molecular Formula: C4H10O2

Chroma	≤ 25
Purity %	96% or 98%
Boiling range °C	176.0~189.9
Water %	≤ 0.30
Acidity (acetic acid) %	≤ 0.012
Refractive index (nD20)	1.430
Ash content %	≤ 0.0006

Molecular Formula: C4H10O2

Purity: 99,0%

Assay:99.0% min

Assay: 99%

Synonyms: OMEGA-BUTYLENE GLYCOL;2,3-Butandiol;2,3-butanodiol;Dimethylethylene glycol;dimethylethyleneglycol;pseudobutyleneglycol;sym-dimethylethyleneglycol;2,3-DIHYDROXYBUTANE
CAS: 513-85-9
MF: C4H10O2
MW: 90.12
EINECS: 208-173-6
Product Categories: Pharmaceutical Raw Materials
Mol File: 513-85-9.mol


2,3-Butanediol Chemical Properties
mp 25 °C(lit.)
bp 183-184 °C(lit.)
density 1.01
refractive index n20/D 1.433(lit.)
Fp 185 °F
Water Solubility SOLUBLE
Merck 1568
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, acid anhydrides, acid chlorides, chloroformates, reducing agents.
CAS DataBase Reference 513-85-9(CAS DataBase Reference)
NIST Chemistry Reference 2,3-Butanediol(513-85-9)
EPA Substance Registry System 2,3-Butanediol(513-85-9)

Safety Information
Safety Statements 24/25
WGK Germany 1
RTECS EK0532000
HS Code 29053980
Hazardous Substances Data 513-85-9(Hazardous Substances Data)

Specifications:
Item Specifications Results
Appearance Colorless liquid Conforms
Chroma 20 Conforms
Content of 2,3-Butanediol ≧96% 96.17%
Content of 1,2-Propanediol 0.75% Conforms
Content of Ethylene glycol 0.75% Conforms
Content of 1,2-BUTANEDIOL 0.05% Conforms
Water 0.19% Conforms
Others 2.45% Conforms
Conclusion The results conforms with enterprise standards