(S)-(+)-2-Butanol
(S)-(+)-2-丁醇
Also known as: (2S)-butan-2-ol, (S)-butan-2-ol, (S)-2-butanol, (S)-(+)-sec-Butanol, (S)-(+)-sec-Butyl alcohol, D-(+)-Ethylmethylcarbinol, D-(+)-SEC-BUTYL ALCOHOL
- CAS No.
- 4221-99-2
- Jingsj CID
- J-10839-1
- Molecular Formula
- C4H10O
- Chinese Name
- (S)-(+)-2-丁醇
- Molecular Weight
- 74.122 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | -114ºC |
|---|---|
| Boiling Point | 96.6±3.0 °C at 760 mmHg |
| Density | 0.8±0.1 g/cm3 |
| Flash Point | 26.7±0.0 °C |
GHS Safety & Compliance
Flammable / IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of (S)-(+)-2-Butanol?
4221-99-2
What are the molecular formula and molecular weight of (S)-(+)-2-Butanol?
C4H10O, molecular weight 74.122 g/mol
Is (S)-(+)-2-Butanol hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026