1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate

Also known as: 1-Boc-2-methyl-DL-proline methyl ester, 1,2-Pyrrolidinedicarboxylic acid, 2-methyl-, 1-(1,1-dimethylethyl) 2-methyl ester, 1-O-tert-butyl 2-O-methyl 2-methylpyrrolidine-1,2-dicarboxylate, 2-methylpyrrolidine-1,2-dicarboxylic acid O1-tert-butyl O2-methyl ester, N-tert-butoxycarbonyl-2-methylproline methyl ester, O1-tert-butyl O2-methyl 2-methylpyrrolidine-1,2-dicarboxylate

1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate (CAS 317355-80-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H21NO4 and a molecular weight of 243.29900 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 317355-80-9
Jingsj CID: J-1119183-6
Molecular Formula: C₁₂H₂₁NO₄
Molecular Weight: 243.29900 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	243.14700
PSA	55.84000
LogP	1.88690

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate?

The CAS number of 1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate is 317355-80-9.

What are the molecular formula and molecular weight of 1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate?

1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate has molecular formula C12H21NO4 and molecular weight 243.29900 g/mol.

What are the upstream and downstream products of 1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate?

For 1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate, Upstream Products: Pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester, iodomethane, N-tert-Butoxycarbonyl-L-proline methyl ester; Downstream Products: 1-Boc-2-methyl-DL-proline.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-tert-Butyl 2-methyl 2-methylpyrrolidine-1,2-dicarboxylate (CAS 317355-80-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1119183-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.