(S)-(+)-2-Hydroxy-3-methylbutyric acid
ALDRICH/379093 - 99%, optical purity ee: 99% (GLC)
Synonym: L-α-Hydroxyisovaleric acid
CAS Number: 17407-55-5
Empirical Formula (Hill Notation): C5H10O3
Molecular Weight: 118.13
MDL Number: MFCD00066443
Linear Formula: (CH3)2CHCH(OH)CO2H
Product Type: Chemical
| assay | 99% |
| bp | 124-125 °C/13 mmHg (lit.) |
| form | solid |
| functional group | carboxylic acid |
| hydroxyl | |
| InChI | 1S/C5H10O3/c1-3(2)4(6)5(7 |
| InChI key | NGEWQZIDQIYUNV-BYPYZUCNSA |
| mp | 68-70 °C (lit.) |
| optical activity | [α]20/D +19°, c = 1 in chloroform |
| optical purity | ee: 99% (GLC) |
| Quality Level | 200 ![]() |
| SMILES string | CC(C)[C@H](O)C(O)=O |
| Application: | A useful chiral building block for peptide synthesis. Used in the preparation of the cytotoxic didemnin cyclopeptides and of the antineoplastic agent dolastatin 15. |
| Packaging: | 1, 5 g in glass bottle |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H315 - H319 - H335 |
| Precautionary statements | P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 99% |
| bp | 124-125 °C/13 mmHg (lit.) |
| mp | 68-70 °C (lit.) |
| UNSPSC | 51113400 |


