tert-butyl (2S)-2-methyl-4-oxopiperidine-1-carboxylate

S-N-叔丁氧羰基-2-甲基-4-哌啶酮

Also known as: (2S)-2-methyl-4-oxopiperidine-1-carboxylic acid tert-butyl ester, (S)-tert-butyl 2-methyl-4-oxopiperidine-1-carboxylate, 1-N-boc-2(S)-methyl-piperidin-4-one, 1-piperidinecarboxylic acid, 2-methyl-4-oxo-, 1,1-dimethylethyl ester, (2S)-, 2-methyl-4-oxo-piperidine-1-carboxylic acid tert-butyl ester, tert-butyl (2S)-2-methyl-4-oxopiperidine-1-carboxylate

tert-butyl (2S)-2-methyl-4-oxopiperidine-1-carboxylate (CAS 790667-49-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H19NO3 and a molecular weight of 213.273 g/mol. It is also known as (2S)-2-methyl-4-oxopiperidine-1-carboxylic acid tert-butyl ester, (S)-tert-butyl 2-methyl-4-oxopiperidine-1-carboxylate and 1-N-boc-2(S)-methyl-piperidin-4-one. Key properties include a boiling point of 298.8±33.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 134.5±25.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
790667-49-1
Jingsj CID
J-1187245-8
Molecular Formula
C11H19NO3
Chinese Name
S-N-叔丁氧羰基-2-甲基-4-哌啶酮
Molecular Weight
213.273 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point298.8±33.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point134.5±25.4 °C

Frequently Asked Questions

What is the CAS number of tert-butyl (2S)-2-methyl-4-oxopiperidine-1-carboxylate?

The CAS number of tert-butyl (2S)-2-methyl-4-oxopiperidine-1-carboxylate is 790667-49-1.

What are the molecular formula and molecular weight of tert-butyl (2S)-2-methyl-4-oxopiperidine-1-carboxylate?

tert-butyl (2S)-2-methyl-4-oxopiperidine-1-carboxylate has molecular formula C11H19NO3 and molecular weight 213.273 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-butyl (2S)-2-methyl-4-oxopiperidine-1-carboxylate (CAS 790667-49-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1187245-8 (accessed 2026-10-22).

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