2-(But-3-yn-2-yl)isoindoline-1,3-dione

2-(3-丁炔-2-基)异吲哚啉-1,3-二酮

Also known as: 2-(1-Methylprop-2-ynyl)isoindole-1,3-dione, 2-(1-Methylprop-2-ynyl)-1H-isoindole-1,3(2H)-dione, 1H-Isoindole-1,3(2H)-dione, 2-(1-methyl-2-propyn-1-yl)-, 2-(BUT-3-YN-2-YL)ISOINDOLINE-1,3-DIONE, 2-but-3-yn-2-ylisoindole-1,3-dione, N-(1-Methyl-2-propynyl)phthalimide, qc-5306

2-(But-3-yn-2-yl)isoindoline-1,3-dione (CAS 14396-89-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H9NO2 and a molecular weight of 199.20500 g/mol. It is also known as 2-(1-Methylprop-2-ynyl)isoindole-1,3-dione, 2-(1-Methylprop-2-ynyl)-1H-isoindole-1,3(2H)-dione and 1H-Isoindole-1,3(2H)-dione, 2-(1-methyl-2-propyn-1-yl)-. Key properties include a boiling point of 310.1ºC at 760 mmHg, a density of 1.285 g/cm3 and a flash point of 134.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

14396-89-5

Jingsj CID

J-1493738-5

Molecular Formula

C₁₂H₉NO₂

Chinese Name

2-(3-丁炔-2-基)异吲哚啉-1,3-二酮

Molecular Weight

199.20500 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026