226297

(−)-1,4-Di-O-tosyl-2,3-O-isopropylidene-L-threitol

97%

• Synonym(s): (−)-2,3-O-Isopropylidene-1,4-di-O-tosyl-L-threitol, (−)-2,3-O-Isopropylidene-L-threitol 1,4-ditosylate, (4S,5S)-4,5-Bis(tosyloxymethyl)-2,2-dimethyl-1,3-dioxolane
• Empirical Formula (Hill Notation): C₂₁H₂₆O₈S₂
• CAS Number: 37002-45-2
• Molecular Weight: 470.56
• Beilstein: 99610
• EC Number: 253-306-3
• MDL number: MFCD00003212
• UNSPSC Code: 12352200
• PubChem Substance ID: 24853555
• NACRES: NA.22

Properties

• Assay: 97%
• optical activity: [α]23/D −12.3°, c = 8.8 in chloroform
• mp: 90-92 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: Cc1ccc(cc1)S(=O)(=O)OC[C@@H]2OC(C)(C)O[C@H]2COS(=O)(=O)c3ccc(C)cc3
• InChI: 1S/C21H26O8S2/c1-15-5-9-17(10-6-15)30(22,23)26-13-19-20(29-21(3,4)28-19)14-27-31(24,25)18-11-7-16(2)8-12-18/h5-12,19-20H,13-14H2,1-4H3/t19-,20-/m0/s1
• InChI key: KPFDKWNWYAXRNJ-PMACEKPBSA-N

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves