tert-Butyl (R)-2-ethynylmorpholine-4-carboxylate

(R)-2-乙炔基吗啉-4-甲酸叔丁酯

Also known as: (R)-4-Boc-2-ethynylmorpholine, (R)-tert-Butyl 2-ethynylmorpholine-4-carboxylate, 4-Morpholinecarboxylic acid, 2-ethynyl-, 1,1-dimethylethyl ester, (2R)-

tert-Butyl (R)-2-ethynylmorpholine-4-carboxylate (CAS 1621165-20-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H17NO3 and a molecular weight of 211.26 g/mol. It is also known as (R)-4-Boc-2-ethynylmorpholine, (R)-tert-Butyl 2-ethynylmorpholine-4-carboxylate and 4-Morpholinecarboxylic acid, 2-ethynyl-, 1,1-dimethylethyl ester, (2R)-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1621165-20-5
Jingsj CID: J-156785-2
Molecular Formula: C₁₁H₁₇NO₃
Chinese Name: (R)-2-乙炔基吗啉-4-甲酸叔丁酯
Molecular Weight: 211.26 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of tert-Butyl (R)-2-ethynylmorpholine-4-carboxylate?

The CAS number of tert-Butyl (R)-2-ethynylmorpholine-4-carboxylate is 1621165-20-5.

What are the molecular formula and molecular weight of tert-Butyl (R)-2-ethynylmorpholine-4-carboxylate?

tert-Butyl (R)-2-ethynylmorpholine-4-carboxylate has molecular formula C11H17NO3 and molecular weight 211.26 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "tert-Butyl (R)-2-ethynylmorpholine-4-carboxylate (CAS 1621165-20-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-156785-2 (accessed 2026-10-23).

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