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Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate

Also known as: (2S,4S)-1-tert-Butyl 2-methyl 4-aminopyrrolidine-1,2-dicarboxylate, 1-O-tert-butyl 2-O-methyl (2S,4S)-4-aminopyrrolidine-1,2-dicarboxylate, cis-4-Amino-1-Boc-2-pyrrolidinecarboxylic acid methyl ester, (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylic acid methyl ester

Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate (CAS 121148-01-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H20N2O4 and a molecular weight of 244.288 g/mol. Key properties include a boiling point of 320.7±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 147.7±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
121148-01-4
Jingsj CID
J-1074852-4
Molecular Formula
C11H20N2O4
Molecular Weight
244.288 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point320.7±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point147.7±27.9 °C
Exact Mass244.142303
PSA81.86000
LogP0.10
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.490

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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 Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate?

The CAS number of Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate is 121148-01-4.

What are the molecular formula and molecular weight of Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate?

Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate has molecular formula C11H20N2O4 and molecular weight 244.288 g/mol.

What are the upstream and downstream products of Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate?

For Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate, Upstream Products: (2S,4S)-1-tert-Butyl 2-methyl 4-azidopyrrolidine-1,2-dicarboxylate, N-Boc-trans-4-hydroxy-L-proline methyl ester, (2S,4R)-1-tert-Butyl 2-methyl 4-((methylsulfonyl)oxy)pyrrolidine-1,2-dicarboxylate; Downstream Products: (2S,4S)-4-amino-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "Methyl (2S,4S)-1-Boc-4-aminopyrrolidine-2-carboxylate (CAS 121148-01-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1074852-4 (accessed 2026-11-09).

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