Melting point :40-43 °C (lit.)
Boiling point :171-172 °C/739 mmHg (lit.)
Density :0.967 g/cm3 (20℃)
refractive index :1.4347 (estimate)
Flash point :171 °F
storage temp. :Inert atmosphere,Room Temperature
solubility :alcohol: freely soluble
form :Crystalline Low Melting Solid
pka :14.80±0.29(Predicted)
color :White
Odor :at 100.00 %. woody earthy patchouli warm bread
Odor Type :woody
Water Solubility :Soluble in hot water, alcohol, and diethyl ether.
Sensitive :Hygroscopic
Merck :14,7439
BRN :1340501
Dielectric constant :7.4（24℃）
Stability :Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, strong acids.
InChIKey :IVDFJHOHABJVEH-UHFFFAOYSA-N
LogP :0.540
CAS DataBase Reference :76-09-5(CAS DataBase Reference)
NIST Chemistry Reference :2,3-Butanediol, 2,3-dimethyl-(76-09-5)
EPA Substance Registry System :2,3-Butanediol, 2,3-dimethyl- (76-09-5)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H303 May be harmfulif swallowed Acute toxicity,oral Category 5 P312 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H320 Causes eye irritation Serious eye damage/eye irritation Category 2B Warning P264, P305+P351+P338,P337+P313
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P321 Specific treatment (see … on this label). P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P337+P313 IF eye irritation persists: Get medical advice/attention.