1-(2-Bromo-4-chlorophenyl)piperidin-2-one

1-(2-溴-4-氯苯基)哌啶-2-酮

Also known as: 1-(2-Bromo-4-chlorophenyl)-2-piperidinone, 2-Piperidinone, 1-(2-bromo-4-chlorophenyl)-

1-(2-Bromo-4-chlorophenyl)piperidin-2-one (CAS 1255574-59-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H11BrClNO and a molecular weight of 288.56800 g/mol. It is also known as 1-(2-Bromo-4-chlorophenyl)-2-piperidinone and 2-Piperidinone, 1-(2-bromo-4-chlorophenyl)-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1255574-59-4
Jingsj CID: J-1084737-0
Molecular Formula: C₁₁H₁₁BrClNO
Chinese Name: 1-(2-溴-4-氯苯基)哌啶-2-酮
Molecular Weight: 288.56800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	286.97100
PSA	20.31000
LogP	3.68440

Customs & Trade Information

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-(2-Bromo-4-chlorophenyl)piperidin-2-one?

The CAS number of 1-(2-Bromo-4-chlorophenyl)piperidin-2-one is 1255574-59-4.

What are the molecular formula and molecular weight of 1-(2-Bromo-4-chlorophenyl)piperidin-2-one?

1-(2-Bromo-4-chlorophenyl)piperidin-2-one has molecular formula C11H11BrClNO and molecular weight 288.56800 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. "1-(2-Bromo-4-chlorophenyl)piperidin-2-one (CAS 1255574-59-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084737-0 (accessed 2026-10-28).

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