(S)-1-Bromo-2-methylbutane
Synonym(s):(S)-(+)-2-Methylbutyl bromide
- CAS NO.：534-00-9
- Empirical Formula: C5H11Br
- Molecular Weight: 151.04
- MDL number: MFCD00078662
- EINECS: 208-583-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-16 09:56:22
What is (S)-1-Bromo-2-methylbutane?
The Uses of (S)-1-Bromo-2-methylbutane
(S)-(+)-1-Bromo-2-methylbutane, is used for the synthesis of chiral nematic liquid crystals and optically active Grignard reagents.
What are the applications of Application
(S)-(+)-1-Bromo-2-methylbutane is used for the synthesis of chiral nematic liquid crystals
Purification Methods
Wash the bromobutane with ice-cold H2O, dry by freezing, shake it twice with an equal volume of H2SO4 at 0o, and twice with an equal volume of H2O at 0o. Freeze-dry and keep over freshly heated (and then cooled) K2CO3, and distil it
Properties of (S)-1-Bromo-2-methylbutane
| Melting point: | -105.4°C (estimate) |
| alpha | 4.5 º (c=5 in chloroform) |
| Boiling point: | 121-122 °C(lit.) |
| Density | 1.223 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 72 °F |
| solubility | soluble in Acetone, Chloroform, Dichloromethane, Diethyl Ether |
| form | Oil |
| color | Colorless |
| optical activity | [α]21/D +4.5°, c = 5 in chloroform |
| Water Solubility | Insoluble in water. |
| Sensitive | Light Sensitive |
| Merck | 13,605 |
| BRN | 1718815 |
| CAS DataBase Reference | 534-00-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Butane, 1-bromo-2-methyl-, (S)-(534-00-9) |
| EPA Substance Registry System | Butane, 1-bromo-2-methyl-, (2S)- (534-00-9) |
Safety information for (S)-1-Bromo-2-methylbutane
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H225:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P302+P352:IF ON SKIN: wash with plenty of soap and water. 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 (S)-1-Bromo-2-methylbutane
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