5-(4-ethylphenyl)-N-[(E)-pyridin-3-ylmethylideneamino]pyrazolidine-3-carboxamide

Also known as: 1H-Pyrazole-3-carboxylic acid, 5-(4-ethylphenyl)-, 2-(3-pyridinylmethylene)hydrazide, 3-(4-ETHYLPHENYL)-N'-(3-PYRIDINYLMETHYLENE)-1H-PYRAZOLE-5-CARBOHYDRAZIDE, 3-(4-ethylphenyl)-N'-[(E)-pyridin-3-ylmethylidene]-1H-pyrazole-5-carbohydrazide

5-(4-ethylphenyl)-N-[(E)-pyridin-3-ylmethylideneamino]pyrazolidine-3-carboxamide (CAS 403650-69-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C18H21N5O and a molecular weight of 323.4 g/mol. It is also known as 1H-Pyrazole-3-carboxylic acid, 5-(4-ethylphenyl)-, 2-(3-pyridinylmethylene)hydrazide, 3-(4-ETHYLPHENYL)-N'-(3-PYRIDINYLMETHYLENE)-1H-PYRAZOLE-5-CARBOHYDRAZIDE and 3-(4-ethylphenyl)-N'-[(E)-pyridin-3-ylmethylidene]-1H-pyrazole-5-carbohydrazide. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
403650-69-1
Jingsj CID
J-1255809-0
Molecular Formula
C18H21N5O
Molecular Weight
323.4 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-(4-ethylphenyl)-N-[(E)-pyridin-3-ylmethylideneamino]pyrazolidine-3-carboxamide?

The CAS number of 5-(4-ethylphenyl)-N-[(E)-pyridin-3-ylmethylideneamino]pyrazolidine-3-carboxamide is 403650-69-1.

What are the molecular formula and molecular weight of 5-(4-ethylphenyl)-N-[(E)-pyridin-3-ylmethylideneamino]pyrazolidine-3-carboxamide?

5-(4-ethylphenyl)-N-[(E)-pyridin-3-ylmethylideneamino]pyrazolidine-3-carboxamide has molecular formula C18H21N5O and molecular weight 323.4 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(4-ethylphenyl)-N-[(E)-pyridin-3-ylmethylideneamino]pyrazolidine-3-carboxamide (CAS 403650-69-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1255809-0 (accessed 2026-10-23).

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