(R)-(-)-1,2-Propanediol

• Catalog No.: 82284
• CAS Number: 4254-14-2
• M. F.: C3H8O2
• M. W.: 76.09442
• Purity: ≥99.0% (sum of enantiomers, GC)

SYNONYMS

• Title: (R)-(-)-1,2-丙二醇
• IUPAC name: (2R)-propane-1,2-diol
• IUPAC Traditional name: R-1,2-propanediol
• Synonyms: (R)-(-)-丙二醇; 甲甘醇; (R)-(-)-Propylene glycerol; (R)-(-)-Propylene glycol

DATABASE IDS

• PubChem SID: 24887959
• MDL Number: MFCD00066248
• CAS Number: 4254-14-2
• Beilstein Number: 1718872

PROPERTIES

• Personal Protective Equipment: Eyeshields, Gloves
• German water hazard class: 3
• Grade: puriss.
• Linear Formula: CH3CH(OH)CH2OH
• Purity: ≥99.0% (sum of enantiomers, GC)
• Boiling Point: 186-188 °C/765 mmHg(lit.)
• Density: 1.04 g/mL at 25 °C(lit.)
• Flash Point: 103 °C
• Flash Point: 217.4 °F
• Optical Rotation: [α]20/D -16.5±1°, neat
• Refractive Index: n20/D 1.433
• Refractive Index: n20/D 1.434(lit.)

DETAILS

Description (English)

Other Notes
Chiral building block; monotosylation is accompanied by a little ditosylation, preparation of (R)-methyloxirane 1,2; 1-O protection and 2-O mesylation 3

Description (简体中文)

Other Notes
手性结构单元；单甲苯磺酰化伴随少量双甲苯磺酰化，(R)-甲基环氧乙烷的制备1,2；1-O 保护和 2-O 甲磺酰化3