Ramelteon impurity 22

Also known as: N-(2-(7,8-Dihydro-6H-indeno[5,4-b]furan-8-yl)ethyl)propionamide, N-[2-(7,8-Dihydro-6H-indeno[5,4-b]furan-8-yl)ethyl]propanamide, Propanamide, N-[2-(7,8-dihydro-6H-indeno[5,4-b]furan-8-yl)ethyl]-, Ramelteon Impurity 16Q: What is Ramelteon Impurity 16 Q: What is the CAS Number of Ramelteon Impurity 16, Ramelteon Impurity 22, Ramelteon Imputiry 22

Ramelteon impurity 22 (CAS 1252018-55-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H19NO2 and a molecular weight of 257.33 g/mol. It is also known as N-(2-(7,8-Dihydro-6H-indeno[5,4-b]furan-8-yl)ethyl)propionamide, N-[2-(7,8-Dihydro-6H-indeno[5,4-b]furan-8-yl)ethyl]propanamide and Propanamide, N-[2-(7,8-dihydro-6H-indeno[5,4-b]furan-8-yl)ethyl]-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1252018-55-5
Jingsj CID
J-1554040-9
Molecular Formula
C16H19NO2
Molecular Weight
257.33 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Ramelteon impurity 22?

The CAS number of Ramelteon impurity 22 is 1252018-55-5.

What are the molecular formula and molecular weight of Ramelteon impurity 22?

Ramelteon impurity 22 has molecular formula C16H19NO2 and molecular weight 257.33 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Ramelteon impurity 22 (CAS 1252018-55-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1554040-9 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.