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3-bromo-4-methylquinolin-2(1H)-one

Also known as: 2(1H)-Quinolinone, 3-bromo-4-methyl-, 2(1H)-Quinolinone,3-bromo-4-methyl, 2(1H)-Quinolinone,3-bromo-4-methyl-(9CI), 3-Brom-4-methyl-2-hydroxychinolin, 3-Brom-4-methyl-chinolin-2-ol, 3-Bromo-4-methyl-2-quinolinol, 3-Bromo-4-methyl-carbostyril, 3-Bromo-4-methylcarbostyril, 3-bromo-4-methyl-1H-quinolin-2-one, 3-bromo-4-methyl-2-quinolinol, 3-bromo-4-methyl-quinolin-2-ol, CARBOSTYRIL, 3-BROMO-4-METHYL-, CARBOSTYRIL,3-BROMO-4-METHYL, 3-Bromo-4-methyl-2(1H)-quinolinone

3-bromo-4-methylquinolin-2(1H)-one (CAS 37778-22-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8BrNO and a molecular weight of 238.08100 g/mol. Key properties include a boiling point of 393.3ºC at 760 mmHg, a density of 1.561g/cm3 and a flash point of 191.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
37778-22-6
Jingsj CID
J-1152149-6
Molecular Formula
C10H8BrNO
Molecular Weight
238.08100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point393.3ºC at 760 mmHg
Density1.561g/cm3
Flash Point191.7ºC
Exact Mass236.97900
PSA32.86000
LogP2.59900
Refractive Index1.626

Customs & Trade Information

HS Code2933790090
Summary2933790090. 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 3-bromo-4-methylquinolin-2(1H)-one?

The CAS number of 3-bromo-4-methylquinolin-2(1H)-one is 37778-22-6.

What are the molecular formula and molecular weight of 3-bromo-4-methylquinolin-2(1H)-one?

3-bromo-4-methylquinolin-2(1H)-one has molecular formula C10H8BrNO and molecular weight 238.08100 g/mol.

What are the upstream and downstream products of 3-bromo-4-methylquinolin-2(1H)-one?

For 3-bromo-4-methylquinolin-2(1H)-one, Upstream Products: 4-methylquinolin-2(1H)-one.

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

Last updated:

How to cite: Jingsj. "3-bromo-4-methylquinolin-2(1H)-one (CAS 37778-22-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1152149-6 (accessed 2026-11-09).

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