N-Boc-cis-4-fluoro-L-proline methyl ester

N-叔丁氧羰基-顺式-4-氟-L-脯氨酸甲酯

Also known as: N-Boc-cis-4-fluoro-L-proline methyl ester, N-t-BOC-cis-4-fluoro-L-proline methyl ester, (2S,4S)-N-Boc-cis-4-fluoro-L-proline methyl ester, N-(tert-Butoxycarbonyl)-(2S,4S)-4-fluoroproline methyl ester, 1-tert-Butyl 2-methyl (2S,4S)-4-fluoropyrrolidine-1,2-dicarboxylate, (2S)-1-tert-butyl 2-methyl 4-fluoropyrrolidine-1,2-dicarboxylate, (2S,4S)-4-Fluoro-1,2-pyrrolidinedicarboxylic acid 1-(tert-butyl) 2-methyl ester, 1-tert-butyl 2-Methyl (2S,4S)-4-fluoro-1,2-pyrrolidinedicarboxylate, 2-Methyl 1-(2-methyl-2-propanyl) (2S,4S)-4-fluoro-1,2-pyrrolidinedicarboxylate, Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-fluoropyrrolidine-2-carboxylate

N-Boc-cis-4-fluoro-L-proline methyl ester (CAS 203866-16-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H18FNO4 and a molecular weight of 247.263 g/mol. It is also known as N-t-BOC-cis-4-fluoro-L-proline methyl ester, (2S,4S)-N-Boc-cis-4-fluoro-L-proline methyl ester and N-(tert-Butoxycarbonyl)-(2S,4S)-4-fluoroproline methyl ester. Key properties include a boiling point of 296.5±40.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 133.1±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
203866-16-4
Jingsj CID
J-1483937-5
Molecular Formula
C11H18FNO4
Chinese Name
N-叔丁氧羰基-顺式-4-氟-L-脯氨酸甲酯
Molecular Weight
247.263 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point296.5±40.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point133.1±27.3 °C

Frequently Asked Questions

What is the CAS number of N-Boc-cis-4-fluoro-L-proline methyl ester?

The CAS number of N-Boc-cis-4-fluoro-L-proline methyl ester is 203866-16-4.

What are the molecular formula and molecular weight of N-Boc-cis-4-fluoro-L-proline methyl ester?

N-Boc-cis-4-fluoro-L-proline methyl ester has molecular formula C11H18FNO4 and molecular weight 247.263 g/mol.

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

Last updated:

How to cite: Jingsj. "N-Boc-cis-4-fluoro-L-proline methyl ester (CAS 203866-16-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1483937-5 (accessed 2026-10-22).

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