D-(-)-Pantolactone

• Catalog No.: 55200
• CAS Number: 599-04-2
• M. F.: C6H10O3
• M. W.: 130.1418
• Purity: ≥99.0% (T)

SYNONYMS

• Title: D-(-)-泛酰内酯
• IUPAC name: (3R)-3-hydroxy-4,4-dimethyloxolan-2-one
• IUPAC Traditional name: pantolactone
• Synonyms: 泛解酸γ-内酯; (R)-(-)-α-Hydroxy-β,β-dimethyl-γ-butyrolactone; (R)-(-)-β,β-二甲基-α-羟基-γ-丁内酯; (R)-(-)-α-羟基-β,β-二甲基-γ-丁内酯; (R)-(-)-泛内酯; (R)-(-)-β,β-Dimethyl-α-hydroxy-γ-butyrolactone; (R)-(-)-Pantolactone; Pantoic acid γ-lactone

DATABASE IDS

• EC Number: 209-963-3
• MDL Number: MFCD00005392
• CAS Number: 599-04-2
• PubChem SID: 24879245
• Beilstein Number: 80957

PROPERTIES

• Storage Temperature: 2-8°C
• German water hazard class: 1
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• Empirical Formula (Hill Notation): C6H10O3
• Grade: puriss.
• Purity: ≥99.0% (T)
• Boiling Point: 120-122 °C/15 mmHg(lit.)
• Melting Point: 89-92 °C
• Melting Point: 91 °C(lit.)
• Optical Rotation: [α]20/D -51±2°, c = 3% in H2O

DETAILS

Description (English)

Other Notes
Use as chiral building block: reduction to the triol1; Amidation2; Convenient acces to two enantiomeric oxiranes: S(+)- and R(-)-2,2-dimethyl-3,4-epoxybutanol3

Description (简体中文)

Other Notes
用作手性结构单元：还原成三醇1；酰胺化2；简便地获得环氧乙烷的两种对映体：S(+)- 和 R(-)-2,2-二甲基-3,4-环氧丁醇3