| Identification | More | [Name]
1,2-BUTANEDIOL | [CAS]
584-03-2 | [Synonyms]
(+/-)-1,2-BUTANEDIOL
1,2-BUTANEDIOL
1,2-BUTYLENE GLYCOL
1,2-DIHYDROXYBUTANE
(RS)-1,2-Butanediol
1,2-Butanediol,isomernotspecified
alpha-Butylene glycol
alpha-butyleneglycol
butane-1,2-diol
1,2-Butanediol,98%
1 2-DIHYDROXYBUTANE 98% | [EINECS(EC#)]
209-527-2 | [Molecular Formula]
C4H10O2 | [MDL Number]
MFCD00004570 | [Molecular Weight]
90.12 | [MOL File]
584-03-2.mol |
| Chemical Properties | Back Directory | [Appearance]
clear colorless liquid | [Melting point ]
-50 °C
| [alpha ]
-0.2～+0.2°(20℃/D)(neat) | [Boiling point ]
191-192 °C/747 mmHg (lit.) | [density ]
1.006 g/mL at 25 °C(lit.)
| [vapor pressure ]
10-2130Pa at 20℃ | [refractive index ]
n20/D 1.438(lit.)
| [Fp ]
200 °F
| [pka]
14.49±0.20(Predicted) | [Water Solubility ]
100-1000g/L at 25℃ | [BRN ]
969169 | [CAS DataBase Reference]
584-03-2(CAS DataBase Reference) | [EPA Substance Registry System]
1,2-Butanediol (584-03-2) |
| Safety Data | Back Directory | [Safety Statements ]
S24/25:Avoid contact with skin and eyes . | [RIDADR ]
1993 | [WGK Germany ]
2
| [RTECS ]
EK0380000
| [HazardClass ]
3 | [PackingGroup ]
III | [HS Code ]
29053995 | [Safety Profile]
Moderately toxic by
ingestion. Combustible when exposed to
heat or flame. To fight fire, use alcohol
foam. When heated to decomposition it
emits acrid and irritating fumes. | [Hazardous Substances Data]
584-03-2(Hazardous Substances Data) |
| Hazard Information | Back Directory | [Chemical Properties]
clear colorless liquid | [Uses]
1,2-Butanediol was used in the synthesis of (R)-2-hydroxybutyric acid. | [Definition]
ChEBI: A butanediol in which the two hydroxy groups are located at positions 1 and 2. | [Flammability and Explosibility]
Nonflammable |
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