(+)-Methyl L-β-hydroxyisobutyrate

• Catalog No.: 55412
• CAS Number: 80657-57-4
• M. F.: C5H10O3
• M. W.: 118.1311
• Purity: ≥95.0% (sum of enantiomers, GC)

SYNONYMS

• Title: (+)-甲基L-β-羟基异丁酸酯
• IUPAC name: methyl (2S)-3-hydroxy-2-methylpropanoate
• IUPAC Traditional name: methyl (2S)-3-hydroxy-2-methylpropanoate
• Synonyms: (+)-甲基(S)-3-羟基-2-甲基丙酸酯; S-(+)-3-Hydroxy-2-methylpropionic acid methyl ester; (+)-Methyl (S)-3-hydroxy-2-methylpropionate; S-(+)-3-羟基-2-甲基丙酸甲酯

DATABASE IDS

• PubChem SID: 24879377
• MDL Number: MFCD00064520
• Beilstein Number: 1720830
• CAS Number: 80657-57-4

PROPERTIES

• Empirical Formula (Hill Notation): C5H10O3
• Grade: purum
• Purity: ≥95.0% (sum of enantiomers, GC)
• Boiling Point: 74-76 °C/12 mmHg(lit.)
• Density: 1.066 g/mL at 20 °C(lit.)
• Flash Point: 80 °C
• Flash Point: 176 °F
• Optical Rotation: [α]20/D +26±1°, c = 2% in methanol
• Refractive Index: n20/D 1.425
• Personal Protective Equipment: Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• German water hazard class: 3

DETAILS

Description (English)

Other Notes
Stable derivative of (S)-3-hydroxy-2-methyl-propionic acid. The free acid is described to be an unstable compound 1; Chiral building block; preparation of protected chiral 2-methyl-1,3-propanediols and derivatives 2,3,4,5

Description (简体中文)

Other Notes
(S)-3-羟基-2-甲基-丙酸的稳定衍生物，而游离酸则不稳定1；手性结构单元；制备受保护的手性 2-甲基-1,3-丙二醇类化合物及衍生物2,3,4,5