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

(S)-1-对甲苯磺酰氧基-2,3-丙二醇

Also known as: (S)-1-tosyloxy-2,3-propanediol, (S)-1-tosylglycerol, (S)-1-tosyloxyglycerol, (S)-3-(tosyloxy)-1,2-propanediol, (S)-3-(p-toluenesulfonyloxy)-1,2-propanediol, [S,(+)]-1-O-(p-tolylsulfonyl)-L-glycerol, [S,(+)]-L-glycerol 1-(p-toluenesulfonate), toluene-4-sulfonic acid 2,3-dihydroxypropyl ester

CAS No.: 50765-70-3
Jingsj CID: J-1356122-0
Molecular Formula: C₁₀H₁₄O₅S
Chinese Name: (S)-1-对甲苯磺酰氧基-2,3-丙二醇
Molecular Weight: 246.28000 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	54-58ºC
Boiling Point	462.99ºC at 760 mmHg
Density	1.351g/cm3
Flash Point	233.808ºC

Frequently Asked Questions

What is the CAS number of [(2S)-2,3-dihydroxypropyl] 4-methylbenzenesulfonate?

50765-70-3

What are the molecular formula and molecular weight of [(2S)-2,3-dihydroxypropyl] 4-methylbenzenesulfonate?

C10H14O5S, molecular weight 246.28000 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026