[(2S)-2,3-dihydroxypropyl] 4-methylbenzenesulfonate

Names

[ CAS No. ]:
50765-70-3

[ Name ]:
[(2S)-2,3-dihydroxypropyl] 4-methylbenzenesulfonate

[Synonym ]:
toluene-4-sulfonic acid 2,3-dihydroxypropyl ester

Chemical & Physical Properties

[ Density]:
1.351g/cm3

[ Boiling Point ]:
462.99ºC at 760 mmHg

[ Melting Point ]:
54-58ºC

[ Molecular Formula ]:
C10H14O5S

[ Molecular Weight ]:
246.28000

[ Flash Point ]:
233.808ºC

[ Exact Mass ]:
246.05600

[ PSA ]:
92.21000

[ LogP ]:
1.13430

[ Index of Refraction ]:
1.559

Safety Information

[ HS Code ]:
2905499000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • [(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]methyl 4-methylbenzenesulfonate
  • (S)-2-BENZYLOXY-1 3-PROPANEDIOL 1-(TO-
  • (S)-2-hydroxy-3-(tosyloxy)propyl propionate
  • (S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol
  • allyl toluene-4-sulfonate
  • 2,2-dimethyl-1,3-dioxolan-4-ol
  • Tosyl chloride

DownStream

  • [(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]methyl 4-methylbenzenesulfonate
  • Levodropropizine
  • (±)-Glycidol
  • (S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol

Customs

[ HS Code ]: 2905499000

[ Summary ]:
2905499000 other polyhydric alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%