379093

(S)-(+)-2-Hydroxy-3-methylbutyric acid

99%, optical purity ee: 99% (GLC)

• Sinónimos: L-α-Hydroxyisovaleric acid
• Fórmula lineal: (CH₃)₂CHCH(OH)CO₂H
• Número de CAS: 17407-55-5
• Peso molecular: 118.13
• Beilstein/REAXYS Number: 1721140
• MDL number: MFCD00066443
• UNSPSC Code: 51113400
• PubChem Substance ID: 24863611
• NACRES: NA.22

Propiedades

• assay: 99%
• form: solid
• optical activity: [α]20/D +19°, c = 1 in chloroform
• optical purity: ee: 99% (GLC)
• bp: 124-125 °C/13 mmHg (lit.)
• mp: 68-70 °C (lit.)
• functional group: carboxylic acid; hydroxyl
• SMILES string: CC(C)[C@H](O)C(O)=O
• InChI: 1S/C5H10O3/c1-3(2)4(6)5(7)8/h3-4,6H,1-2H3,(H,7,8)/t4-/m0/s1
• InChI key: NGEWQZIDQIYUNV-BYPYZUCNSA-N

Descripción

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.

Información de seguridad

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves