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Pemetrexed diethyl ester

Also known as: N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid 1,5-diethyl ester, (S)-Diethyl 2-(4-(2-(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioate, L-Glutamic acid, N-[4-[2-(2-amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-, 1,5-diethyl ester, Pemetrexed Impurity 20

Pemetrexed diethyl ester (CAS 146943-43-3) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C24H29N5O6 and a molecular weight of 483.51700 g/mol. Key properties include a melting point of 84-86 °C and a density of 1.38. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
146943-43-3
Jingsj CID
J-961490-9
Molecular Formula
C24H29N5O6
Molecular Weight
483.51700 g/mol
Category
Esters
Last updated
8/21/2026
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Physicochemical Properties

Melting Point84-86 °C
Density1.38
Exact Mass483.21200
PSA169.26000
LogP2.59550

Frequently Asked Questions

What is the CAS number of Pemetrexed diethyl ester?

The CAS number of Pemetrexed diethyl ester is 146943-43-3.

What are the molecular formula and molecular weight of Pemetrexed diethyl ester?

Pemetrexed diethyl ester has molecular formula C24H29N5O6 and molecular weight 483.51700 g/mol.

What are the upstream and downstream products of Pemetrexed diethyl ester?

For Pemetrexed diethyl ester, Upstream Products: L-Glutamic acid diethyl ester hydrochloride, 4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoic acid, 2-Chloro-4,6-dimethoxy-1,3,5-triazine; Downstream Products: N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid diethyl ester 4-methylbenzenesulfonate.

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

Last updated:

How to cite: Jingsj. "Pemetrexed diethyl ester (CAS 146943-43-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-961490-9 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.