(1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile

(1,2,6,7-四氢-8H-茚并[5,4-b]呋喃-8-亚基)乙腈

Also known as: 2-(1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile, Acetonitrile, 2-(1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)-, 1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylideneacetonitrile, Ramelteon Impurity 55, (Z)-Ramelteon Impurity 6

(1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile (CAS 221530-44-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H11NO and a molecular weight of 197.23300 g/mol. It is also known as 2-(1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile, Acetonitrile, 2-(1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)- and 1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylideneacetonitrile. Key properties include a melting point of 149-151ºC, a boiling point of 392.132ºC at 760 mmHg, a density of 1.321g/cm3 and a flash point of 164.971ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

221530-44-5

Jingsj CID

J-1351380-1

Molecular Formula

C₁₃H₁₁NO

Chinese Name

(1,2,6,7-四氢-8H-茚并[5,4-b]呋喃-8-亚基)乙腈

Molecular Weight

197.23300 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026