Boc-L-methionine sulfoxide

N-叔丁氧羰基-L-蛋氨酸亚砜

Also known as: Boc-Met(O)-OH, (2S)-2-[(tert-butoxycarbonyl)amino]-4-(methylsulfinyl)butanoic acid, (2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-methylsulfinylbutanoic acid, N-(tert-Butoxycarbonyl)-L-methionine sulfoxide, Butanoic acid, 2-[[(1,1-dimethylethoxy)carbonyl]amino]-4-(methylsulfinyl)-, (2S)-, MFCD00037172, N-alpha-tert-butoxycarbonyl-L-methionine sulfoxide

Boc-L-methionine sulfoxide (CAS 34805-21-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H19NO5S and a molecular weight of 265.327 g/mol. It is also known as Boc-Met(O)-OH, (2S)-2-[(tert-butoxycarbonyl)amino]-4-(methylsulfinyl)butanoic acid and (2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-methylsulfinylbutanoic acid. Key properties include a boiling point of 509.3±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 261.8±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34805-21-5
Jingsj CID
J-1337607-7
Molecular Formula
C10H19NO5S
Chinese Name
N-叔丁氧羰基-L-蛋氨酸亚砜
Molecular Weight
265.327 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point509.3±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point261.8±28.7 °C

Frequently Asked Questions

What is the CAS number of Boc-L-methionine sulfoxide?

The CAS number of Boc-L-methionine sulfoxide is 34805-21-5.

What are the molecular formula and molecular weight of Boc-L-methionine sulfoxide?

Boc-L-methionine sulfoxide has molecular formula C10H19NO5S and molecular weight 265.327 g/mol.

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

Last updated:

How to cite: Jingsj. "Boc-L-methionine sulfoxide (CAS 34805-21-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1337607-7 (accessed 2026-10-25).

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