(S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate

(S)-1-叔丁基 2-甲基 4-亚甲基吡咯烷-1,2-二羧酸酯

Also known as: N-Boc-4-methylene-L-proline methyl ester, 1,2-Pyrrolidinedicarboxylic acid, 4-methylene-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S)-, 1-O-tert-butyl 2-O-methyl (2S)-4-methylidenepyrrolidine-1,2-dicarboxylate, 2-Methyl 1-(2-methyl-2-propanyl) (2S)-4-methylene-1,2-pyrrolidinedicarboxylate

(S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate (CAS 84348-39-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H19NO4 and a molecular weight of 241.284 g/mol. It is also known as N-Boc-4-methylene-L-proline methyl ester, 1,2-Pyrrolidinedicarboxylic acid, 4-methylene-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S)- and 1-O-tert-butyl 2-O-methyl (2S)-4-methylidenepyrrolidine-1,2-dicarboxylate. Key properties include a boiling point of 302.0±42.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 136.4±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
84348-39-0
Jingsj CID
J-1005526-9
Molecular Formula
C12H19NO4
Chinese Name
(S)-1-叔丁基 2-甲基 4-亚甲基吡咯烷-1,2-二羧酸酯
Molecular Weight
241.284 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point302.0±42.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point136.4±27.9 °C

Frequently Asked Questions

What is the CAS number of (S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate?

The CAS number of (S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate is 84348-39-0.

What are the molecular formula and molecular weight of (S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate?

(S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate has molecular formula C12H19NO4 and molecular weight 241.284 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate (CAS 84348-39-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1005526-9 (accessed 2026-10-22).

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