(S,S)-(-)-1,4-Dimethoxy-2,3-butanediol

• Catalog No.: 38715
• CAS Number: 50622-10-1
• M. F.: C6H14O4
• M. W.: 150.17296
• Purity: ≥99.0% (sum of enantiomers, GC)

SYNONYMS

• Title: (S,S)-(-)-1,4-二甲氧基-2,3-丁二醇
• IUPAC name: (2S,3S)-1,4-dimethoxybutane-2,3-diol
• IUPAC Traditional name: (2S,3S)-1,4-dimethoxybutane-2,3-diol
• Synonyms: (-)-1,4-Di-O-methyl-L-threitol; (-)-1,4-二-邻甲基-L-苏糖醇

DATABASE IDS

• CAS Number: 50622-10-1
• PubChem SID: 24864120
• Beilstein Number: 2322227
• MDL Number: MFCD00077736

PROPERTIES

• Empirical Formula (Hill Notation): C6H14O4
• Purity: ≥99.0% (sum of enantiomers, GC)
• Melting Point: 28-30 °C
• Optical Rotation: [α]20/D -1.8±0.1°, c = 1.9% in methanol
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• Storage Temperature: 2-8°C
• German water hazard class: 3

DETAILS

Description (English)

Other Notes
Chiral auxiliary, modification of LAH1; Condensation of ester enolates and chiral imines to β-lactams2; Auxiliary, reactions of its acetal, review3; Determination of the enantiomeric purity of ketones by acetal formation and 13C-NMR.4
Packaging
1 g in glass bottle

Description (简体中文)

Other Notes
LAH 手性助剂、改性剂1；酯烯醇化物和手性亚胺缩合形成 β-内酰胺2；有关其缩醛的辅助性、反应，参见综述3；通过缩醛形成和 13C-NMR 测定酮的对映体纯度。4
包装
1 g in glass bottle