2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-3-(methylthio)propanoic acid

2-(1,3-二氧代-1,3-二氢-2H-异吲哚-2-基)-3-(甲基硫代)丙酸

Also known as: 2-(1,3-dioxoisoindol-2-yl)-3-methylsulfanylpropanoic acid, 2H-Isoindole-2-acetic acid, 1,3-dihydro-α-[(methylthio)methyl]-1,3-dioxo-, S-Methyl-N-phthaloyl-DL-cysteine, 2-(1,3-DIOXO-1,3-DIHYDRO-2H-ISOINDOL-2-YL)-3-(METHYLTHIO)PROPANOIC ACID

2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-3-(methylthio)propanoic acid (CAS 55582-20-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H11NO4S and a molecular weight of 265.28500 g/mol. It is also known as 2-(1,3-dioxoisoindol-2-yl)-3-methylsulfanylpropanoic acid, 2H-Isoindole-2-acetic acid, 1,3-dihydro-α-[(methylthio)methyl]-1,3-dioxo- and S-Methyl-N-phthaloyl-DL-cysteine. Key properties include a boiling point of 468.4ºC at 760 mmHg and a flash point of 237.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

55582-20-2

Jingsj CID

J-1133901-8

Molecular Formula

C₁₂H₁₁NO₄S

Chinese Name

2-(1,3-二氧代-1,3-二氢-2H-异吲哚-2-基)-3-(甲基硫代)丙酸

Molecular Weight

265.28500 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026