(+)-1,4-Di-O-tosyl-2,3-O-isopropylidene-D-threitol

• Catalog No.: 43875
• CAS Number: 51064-65-4
• M. F.: C21H26O8S2
• M. W.: 470.55634
• Purity: ≥98.0% (HPLC)

SYNONYMS

• Title: (+)-1,4-二-O-甲苯磺酰基-2,3-O-异亚丙基-D-苏糖醇
• IUPAC name: [(4R,5R)-2,2-dimethyl-5-{[(4-methylbenzenesulfonyl)oxy]methyl}-1,3-dioxolan-4-yl]methyl 4-methylbenzene-1-sulfonate
• IUPAC Traditional name: [(4R,5R)-2,2-dimethyl-5-{[(4-methylbenzenesulfonyl)oxy]methyl}-1,3-dioxolan-4-yl]methyl 4-methylbenzenesulfonate
• Synonyms: (+)-2,3-O-Isopropylidene-D-threitol 1,4-ditosylate; (4R,5R)-4,5-Bis(tosyloxymethyl)-2,2-dimethyl-1,3-dioxolane; (4R,5R)-4,5-双(甲苯磺酰氧甲基)-2,2-二甲基-1,3-二氧戊环; (+)-2,3-O-异亚丙基-D-苏糖醇 1,4-二甲苯磺酸酯

DATABASE IDS

• PubChem SID: 24867467
• EC Number: 256-943-5
• MDL Number: MFCD00063235
• CAS Number: 51064-65-4
• Beilstein Number: 99611

PROPERTIES

• Empirical Formula (Hill Notation): C21H26O8S2
• Grade: purum
• Purity: ≥98.0% (HPLC)
• Melting Point: 90-92 °C
• Optical Rotation: [α]20/D +12.5±0.5°, c = 8.8% in chloroform
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 3

DETAILS

Description (English)

Other Notes
Chiral building block ex tartaric acid1; Precursor for a variety of chiral diphosphines, sulfoxides and arsines2; Synthesis of chiral annelated cyclopentadienes3

Description (简体中文)

Other Notes
外消旋酒石酸手性结构单元1；是各种手性双膦、亚砜和胂的前体2；合成手性增环的环戊二烯3