R-(-)-2-Butanol
Synonym(s):(R)-(−)-sec-Butyl alcohol
- CAS NO.：14898-79-4
- Empirical Formula: C4H10O
- Molecular Weight: 74.12
- MDL number: MFCD00064280
- EINECS: 238-967-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-05-25 18:01:14
What is R-(-)-2-Butanol?
Chemical properties
Colorless to light yellow liqui
The Uses of R-(-)-2-Butanol
(R)-(?)-2-Butanol can be used as a reagent in the synthesis of:
- 1-[(S)-2-butyl]-3,5 diphenyl-1H-1,2,4 triazole from 3,5 diphenyl-1H-1,2,4 triazole by Mitsunobu reaction.
- 2-butyl tosylate building block by reacting with toluenesulfonyl chloride.
Definition
ChEBI: (2R)-butan-2-ol is a butan-2-ol. It is an enantiomer of a (2S)-butan-2-ol.
Properties of R-(-)-2-Butanol
| Melting point: | -114 °C |
| alpha | -13 º (neat) |
| Boiling point: | 97-100 °C (lit.) |
| Density | 0.807 g/mL at 20 °C (lit.) |
| vapor density | 2.6 (vs air) |
| vapor pressure | 12.5 mm Hg ( 20 °C) |
| refractive index | n |
| Flash point: | 80 °F |
| storage temp. | Sealed in dry,Room Temperature |
| form | Liquid |
| pka | 15.31±0.20(Predicted) |
| Specific Gravity | 0.81 |
| color | Clear colorless |
| Odor | at 100.00 %. oily wine |
| optical activity | [α]20/D 13°, neat |
| explosive limit | 9.8% |
| Water Solubility | 125 g/L (20 ºC) |
| Merck | 14,1541 |
| BRN | 1718764 |
| CAS DataBase Reference | 14898-79-4(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Butanol, (R)-(14898-79-4) |
Safety information for R-(-)-2-Butanol
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H225:Flammable liquids H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H336:Specific target organ toxicity,single exposure; Narcotic effects |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P242:Use only non-sparking tools. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for R-(-)-2-Butanol
| InChIKey | BTANRVKWQNVYAZ-SCSAIBSYSA-N |
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product: 14898-79-4 (R)-(-)-2-Butanol, 99% (custom work) 99%
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