4-[3-Amino-4-(methylsulfonyl)phenyl]-2-piperazinone

4-[3-氨基-4-(甲磺酰基)苯基]-2-哌嗪酮

Also known as: 2-Piperazinone, 4-[3-amino-4-(methylsulfonyl)phenyl]-, 4-(3-AMINO-4-(METHYLSULFONYL)PHENYL)PIPERAZIN-2-ONE

4-[3-Amino-4-(methylsulfonyl)phenyl]-2-piperazinone (CAS 1220039-18-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H15N3O3S and a molecular weight of 269.32 g/mol. It is also known as 2-Piperazinone, 4-[3-amino-4-(methylsulfonyl)phenyl]- and 4-(3-AMINO-4-(METHYLSULFONYL)PHENYL)PIPERAZIN-2-ONE. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1220039-18-8
Jingsj CID: J-641455-5
Molecular Formula: C₁₁H₁₅N₃O₃S
Chinese Name: 4-[3-氨基-4-(甲磺酰基)苯基]-2-哌嗪酮
Molecular Weight: 269.32 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-[3-Amino-4-(methylsulfonyl)phenyl]-2-piperazinone?

The CAS number of 4-[3-Amino-4-(methylsulfonyl)phenyl]-2-piperazinone is 1220039-18-8.

What are the molecular formula and molecular weight of 4-[3-Amino-4-(methylsulfonyl)phenyl]-2-piperazinone?

4-[3-Amino-4-(methylsulfonyl)phenyl]-2-piperazinone has molecular formula C11H15N3O3S and molecular weight 269.32 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-[3-Amino-4-(methylsulfonyl)phenyl]-2-piperazinone (CAS 1220039-18-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-641455-5 (accessed 2026-10-24).

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