(S)-(+)-Dihydro-5-(p-tolylsulfonyloxymethyl)-2(3H)-furanone

Also known as: (S)-(5-Oxotetrahydrofuran-2-yl)methyl 4-methylbenzenesulfonate, (2S)-toluene-4-sulfonic acid 5-oxo-tetrahydro-furan-2-ylmethyl ester, (5S)-(+)-dihydro-5-(p-tolylsulfonyloxymethyl)-2(3H)-furanone, (S)-(+)-4,5-DIHYDRO-5[[(4-METHYLPHENYLSULFONYL)OXY]METHYL]-2(3H)-FURANONE, (S)-(+)-5-(4-Toluolsulfonyloxy)-methyl-4,5-dihydro-2(3H)-furanon, (S)-(+)-DIHYDRO-5-(P-TOLYLSULFONYLOXYMETHYL)-2(3H)-FURANONE, (S)-(+)-Dihydro-5-(4-tolylsulfonyloxymethyl)-2(3H)-furanone, (S)-(+)-Dihydro-5-(p-tolysulfonyioxymethyl)-2-(3H)-furanone, (S)-(+)-GAMMA-TOLUENESULFONYLMETHYL-GAMMA-BUTYROLACTONE, (S)-(+)-Toluenesulfonylmethyl)- -butyrolactone, (S)-(+)-g-Toluenesulfonylmethyl-g-butyrolactone, (S)-(+)-γ-tosyloxymethyl-γ-butyrolactone, 4-methylbenzenesulfonic acid (5-oxo-2-oxolanyl)methyl ester, 5-O-p-toluenesulfonyl-2,3-dideoxy-D-glycero-pentono-1,4-lactone, MFCD00082548, S-(+)-GAMMA-TOSYLOXYMETHYL-GAMMA-BUTYRO- LACTONE, [(2S)-5-oxotetrahydrofuran-2-yl]methyl 4-methylbenzenesulfonate, toluene-4-sulfonic acid (S)-5-oxo-tetrahydro-furan-2-ylmethyl ester

(S)-(+)-Dihydro-5-(p-tolylsulfonyloxymethyl)-2(3H)-furanone (CAS 58879-34-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H14O5S and a molecular weight of 270.30200 g/mol. Key properties include a melting point of 86-88ºC, a boiling point of 476.5ºC at 760 mmHg, a density of 1.311g/cm3 and a flash point of 242ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

58879-34-8

Jingsj CID

J-10737-9

Molecular Formula

C₁₂H₁₄O₅S

Molecular Weight

270.30200 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026