ChemicalBook > Product Catalog >Chemical Reagents >Organic reagents >fatty acid >(S)-(+)-2-Methylbutyric acid
(S)-(+)-2-Methylbutyric acid
- CAS No.
- 1730-91-2
- Chemical Name:
- (S)-(+)-2-Methylbutyric acid
- Synonyms
- (S)-2-Methylbutanoic acid;RARECHEM AL BO 1316;(S)-(+)-2-METHYLBUTYRIC ACID;Butanoic acid, 2-methyl-, (2S)-;(S)-(+)-2-Methylbutyric acid,98%;(S)-(+)-2-Methylbutyric acid 98%
- CBNumber:
- CB5289161
- Molecular Formula:
- C5H10O2
- Molecular Weight:
- 102.13
- MOL File:
- 1730-91-2.mol
- MSDS File:
- SDS
- Modify Date:
- 2023/5/25 18:01:12
| Melting point | -55°C |
|---|---|
| alpha | 19 º (c=neat) |
| Boiling point | 78 °C/15 mmHg (lit.) |
| Density | 0.938 g/mL at 25 °C (lit.) |
| FEMA | 2695 | 2-METHYLBUTYRIC ACID |
| refractive index |
n |
| Flash point | 165 °F |
| storage temp. | 2-8°C |
| solubility | Chloroform (Sparingly), Methanol (Sparingly) |
| form | Liquid |
| pka | 4.80±0.10(Predicted) |
| color | Clear colorless |
| Odor | fruity sweet |
| optical activity | [α]20/D +19°, neat |
| BRN | 1720485 |
| Stability | Hygroscopic |
| InChIKey | WLAMNBDJUVNPJU-BYPYZUCNSA-N |
| LogP | 1.051 (est) |
| CAS DataBase Reference | 1730-91-2(CAS DataBase Reference) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS05 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H314 | |||||||||
| Precautionary statements | P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405 | |||||||||
| Hazard Codes | C | |||||||||
| Risk Statements | 34-21/22 | |||||||||
| Safety Statements | 26-36/37/39-45 | |||||||||
| RIDADR | UN 3265 8/PG 2 | |||||||||
| WGK Germany | 3 | |||||||||
| F | 13 | |||||||||
| HS Code | 29159000 | |||||||||
| NFPA 704 |
|
(S)-(+)-2-Methylbutyric acid price More Price(2)
(S)-(+)-2-Methylbutyric acid Chemical Properties,Uses,Production
Chemical Properties
clear colorless liquid
Uses
(S)-(+)-2-Methylbutyric Acid is a chiral starting reagent used in various synthetic preparations.
Definition
ChEBI: The (S)-enantiomer of 2-methylbutanoic acid.
Purification Methods
Purify the acid by distilling it in vacuo [Sax & Bergmann J Am Chem Soc 77 1910 1955, Doering & Aschner J Am Chem Soc 75 393 1953 ]. The methyl ester is formed by addition of diazomethane and has b 112-115o/760mm, [] D +21.1o (c 1.7, MeOH). [Beilstein 2 IV 888.]
(S)-(+)-2-Methylbutyric acid Preparation Products And Raw materials
Raw materials
Preparation Products
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RARECHEM AL BO 1316
(S)-(+)-2-METHYLBUTYRIC ACID
(S)-(+)-2-Methylbutyric acid 98%
(S)-(+)-2-Methylbutyric acid,98%
Butanoic acid, 2-methyl-, (2S)-
(S)-2-Methylbutanoic acid
1730-91-2
1730912
Organic Building Blocks
Carboxylic Acids
Asymmetric Synthesis
Chiral Building Blocks
Carboxylic Acids
Chiral Building Blocks
Organic Building Blocks