(R)-1-(tert-Butoxycarbonyl)-2-methylproline

1-叔丁氧羰基-(R)-2-甲基吡咯烷-2-羧酸

Also known as: (R)-N-BOC-2-methylproline, (2R)-2-methyl-1,2-pyrrolidinedicarboxylic acid 1-(1,1-dimethylethyl) ester, (2R)-1-[(tert-butoxy)carbonyl]-2-methylpyrrolidine-2-carboxylic acid, (R)-1-Boc-2-methylproline, (R)-N-Boc-α-methylproline, Boc-α-Me-D-Pro-OH, 1-Boc-2-methyl-D-proline, 1-(tert-butoxycarbonyl)-2-methyl-D-proline, 1,2-Pyrrolidinedicarboxylic acid, 2-methyl-, 1-(1,1-dimethylethyl) ester, (2R)-

(R)-1-(tert-Butoxycarbonyl)-2-methylproline (CAS 166170-15-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H19NO4 and a molecular weight of 229.273 g/mol. It is also known as (R)-N-BOC-2-methylproline, (2R)-2-methyl-1,2-pyrrolidinedicarboxylic acid 1-(1,1-dimethylethyl) ester and (2R)-1-[(tert-butoxy)carbonyl]-2-methylpyrrolidine-2-carboxylic acid. Key properties include a melting point of 127-129 °C, a boiling point of 337.8±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 158.1±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
166170-15-6
Jingsj CID
J-1495721-9
Molecular Formula
C11H19NO4
Chinese Name
1-叔丁氧羰基-(R)-2-甲基吡咯烷-2-羧酸
Molecular Weight
229.273 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point127-129 °C
Boiling Point337.8±35.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point158.1±25.9 °C

Frequently Asked Questions

What is the CAS number of (R)-1-(tert-Butoxycarbonyl)-2-methylproline?

The CAS number of (R)-1-(tert-Butoxycarbonyl)-2-methylproline is 166170-15-6.

What are the molecular formula and molecular weight of (R)-1-(tert-Butoxycarbonyl)-2-methylproline?

(R)-1-(tert-Butoxycarbonyl)-2-methylproline has molecular formula C11H19NO4 and molecular weight 229.273 g/mol.

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

Last updated:

How to cite: Jingsj. "(R)-1-(tert-Butoxycarbonyl)-2-methylproline (CAS 166170-15-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1495721-9 (accessed 2026-10-22).

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