1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione

1,2-二苯基-4-(2-苯硫基乙基)吡唑烷-3,5-二酮

Also known as: 1,2-Diphenyl-4-(2-phenylsulfanylethyl)pyrazolidine-3,5-dione, 1,2-Diphenyl-4-(2-phenylmercaptoethyl)pyrazolidine-3,5-dione, 1,2-Diphenyl-4-(2-phenylthioethyl)-3,5-pyrazolidinedione, 1,2-Diphenyl-4-[2-(phenylthio)ethyl]-3,5-pyrazolidinedione, 3,5-Pyrazolidinedione, 1,2-diphenyl-4-[2-(phenylthio)ethyl]-, 4-[2-(Phenylthio)ethyl]-1,2-diphenyl-3,5-pyrazolidinedione, G 25671, GP 25671, Sulfinpyrazone sulfide, 1,2-diphenyl-4-(2-phenylsulfanylethyl)pyrazolidine-3,5-dione, 1,2-diphenyl-4-[2-(phenylthio)ethyl]pyrazolidine-3,5-dione

1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione (CAS 3736-92-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C23H20N2O2S and a molecular weight of 388.48200 g/mol. It is also known as 1,2-Diphenyl-4-(2-phenylsulfanylethyl)pyrazolidine-3,5-dione, 1,2-Diphenyl-4-(2-phenylmercaptoethyl)pyrazolidine-3,5-dione and 1,2-Diphenyl-4-(2-phenylthioethyl)-3,5-pyrazolidinedione. Key properties include a boiling point of 538ºC at 760mmHg, a density of 1.32g/cm3 and a flash point of 279.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3736-92-3
Jingsj CID
J-1081676-9
Molecular Formula
C23H20N2O2S
Chinese Name
1,2-二苯基-4-(2-苯硫基乙基)吡唑烷-3,5-二酮
Molecular Weight
388.48200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point538ºC at 760mmHg
Density1.32g/cm3
Flash Point279.2ºC

Frequently Asked Questions

What is the CAS number of 1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione?

The CAS number of 1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione is 3736-92-3.

What are the molecular formula and molecular weight of 1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione?

1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione has molecular formula C23H20N2O2S and molecular weight 388.48200 g/mol.

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

Last updated:

How to cite: Jingsj. "1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione (CAS 3736-92-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1081676-9 (accessed 2026-10-24).

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