1,4,4-Trimethyl-3,4-dihydroquinolin-2(1H)-one

1,4,4-三甲基-3,4-二氢喹啉-2(1H)-酮

Also known as: 1,4,4-trimethyl-3,4-dihydro-1H-quinolin-2-one, 3,4-Dihydro-1,4,4-trimethyl-carbostyril

1,4,4-Trimethyl-3,4-dihydroquinolin-2(1H)-one (CAS 20886-48-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H15NO and a molecular weight of 189.25400 g/mol. It is also known as 1,4,4-trimethyl-3,4-dihydro-1H-quinolin-2-one and 3,4-Dihydro-1,4,4-trimethyl-carbostyril. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20886-48-0
Jingsj CID: J-1134457-5
Molecular Formula: C₁₂H₁₅NO
Chinese Name: 1,4,4-三甲基-3,4-二氢喹啉-2(1H)-酮
Molecular Weight: 189.25400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1,4,4-Trimethyl-3,4-dihydroquinolin-2(1H)-one?

The CAS number of 1,4,4-Trimethyl-3,4-dihydroquinolin-2(1H)-one is 20886-48-0.

What are the molecular formula and molecular weight of 1,4,4-Trimethyl-3,4-dihydroquinolin-2(1H)-one?

1,4,4-Trimethyl-3,4-dihydroquinolin-2(1H)-one has molecular formula C12H15NO and molecular weight 189.25400 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. "1,4,4-Trimethyl-3,4-dihydroquinolin-2(1H)-one (CAS 20886-48-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1134457-5 (accessed 2026-10-26).

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