(R)-1-Methylmephenytoin

1-甲基美芬妥英

Also known as: (R)-1-METHYLMEPHENYTOIN, (R)-5-Ethyl-1,3-dimethyl-5-phenylimidazolidine-2,4-dione, (5R)-5-Ethyl-1,3-dimethyl-5-phenylimidazolidine-2,4-dione, 2,4-Imidazolidinedione, 5-ethyl-1,3-dimethyl-5-phenyl-, (5R)-, Mephenytoin Impurity 7, (R)-5-Ethyl-1,3-dimethyl-5-phenyl-2,4-imidazolidinedione, [(R)-1,3-DIMETHYL-5-ETHYL-5-PHENYLHYDANTOIN]

(R)-1-Methylmephenytoin (CAS 201606-44-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H16N2O2 and a molecular weight of 232.27800 g/mol. It is also known as (R)-1-METHYLMEPHENYTOIN, (R)-5-Ethyl-1,3-dimethyl-5-phenylimidazolidine-2,4-dione and (5R)-5-Ethyl-1,3-dimethyl-5-phenylimidazolidine-2,4-dione. Key property: a melting point of 89-90ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
201606-44-2
Jingsj CID
J-1111478-3
Molecular Formula
C13H16N2O2
Chinese Name
1-甲基美芬妥英
Molecular Weight
232.27800 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point89-90ºC

Frequently Asked Questions

What is the CAS number of (R)-1-Methylmephenytoin?

The CAS number of (R)-1-Methylmephenytoin is 201606-44-2.

What are the molecular formula and molecular weight of (R)-1-Methylmephenytoin?

(R)-1-Methylmephenytoin has molecular formula C13H16N2O2 and molecular weight 232.27800 g/mol.

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

Last updated:

How to cite: Jingsj. "(R)-1-Methylmephenytoin (CAS 201606-44-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1111478-3 (accessed 2026-10-24).

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