219835

2-Hydroxy-3-methylbutyric acid

99%

• Synonyma: 2-Hydroxyisovaleric acid
• Lineární vzorec: (CH₃)₂CHCH(OH)CO₂H
• Číslo CAS: 4026-18-0
• Molekulová hmotnost: 118.13
• NACRES: NA.22
• PubChem Substance ID: 24853147
• UNSPSC Code: 12352100
• EC Number: 223-697-5
• MDL number: MFCD00004242
• Assay: 99%
• Form: solid

Vlastnosti

• Quality Segment: 200
• assay: 99%
• form: solid
• mp: 86-87 °C (lit.)
• functional group: carboxylic acid, hydroxyl
• SMILES string: CC(C)C(O)C(O)=O
• InChI: 1S/C5H10O3/c1-3(2)4(6)5(7)8/h3-4,6H,1-2H3,(H,7,8)
• InChI key: NGEWQZIDQIYUNV-UHFFFAOYSA-N

Popis

General description

Chiral resolution of 2-hydroxy-3-methylbutyric acid without derivatization has been studied by capillary electrophoresis using 2-hydroxypropyl-β-cyclodextrin.

Application

2-Hydroxy-3-methylbutyric acid was employed as internal standard for analysis of ethylene glycol (EG) and γ-hydroxybutyrate (GHB) in whole blood.

Bezpečnostní informace

• 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
• Skladovací třída: 11 - Combustible Solids
• wgk: WGK 3
• ppe: dust mask type N95 (US), Eyeshields, Gloves