2,3-Butanediol

Independent reference data for 2,3-Butanediol (CAS 513-85-9), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Physicochemical values on record

Documented uses on record

Used in resins, as a solvent for dyes, as a blending agent, and as a crosslinking agent for naphthalene-1,5-diisocyanate in the production of specific hard-rubber products; [HSDB]Resins, solvent for dyes, intermediate, blending agent.

Synonyms and trade names

2,3-butanediol; 513-85-9; Butane-2,3-diol; 2,3-butylene glycol; 2,3-Dihydroxybutane; Dimethylethylene glycol; Pseudobutylene glycol; Sym-dimethylethylene glycol; DTXSID8041321; DTXCID6021321; CHEBI:62064; 45427ZB5IJ; RefChem:441921; 208-173-6; Dimethylene glycol; DL-2,3-Butanediol

Regulatory listings held on file

Regulatory & Food Contact	EU Flavoring substances Flavoring Agents CIR / INCI: Cosmetic ingredients (2,3-Butanediol) -> CIR (Cosmetic Ingredient Review)
GHS notification summary	94.5% (208 / 220)

GHS hazard classification

GHS notification summary	94.5% (208 / 220)
Reported hazard statements	H227

This chemical does not meet GHS hazard criteria for 94.5% (208 of 220) of all reports.

Reported as not meeting GHS hazard criteria by 208 of 220 companies (only 5.5% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

What the public record says

2,3-Butanediol · CAS 513-85-9 · C4H10O2. UNII 45427ZB5IJ. Boiling Point: BP: 182 °C at 1 atm; Boiling Point: 182.00 °C. @ 760.00 mm Hg; Melting Point: 19 °C.

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.