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tert-butyl morpholine-4-carboxylate

1-N-Boc-吗啉

Also known as: 1-N-BOC-MORPHOLINE, N-Boc-Morpholine, 4-Morpholinecarboxylic acid, 1,1-dimethylethyl ester, 4-Morpholinecarboxylic acid tert-butyl ester, 4-Boc-morpholine, tert-Butyl Morpholine-4-carboxylate, Sitagliptin Impurity 134, morpholine-4-carboxylic acid tert-butyl ester, tert-butyl 4-morpholinecarboxylate

tert-butyl morpholine-4-carboxylate (CAS 220199-85-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H17NO3 and a molecular weight of 187.23600 g/mol. It is also known as 1-N-BOC-MORPHOLINE, N-Boc-Morpholine and 4-Morpholinecarboxylic acid, 1,1-dimethylethyl ester. Key properties include a boiling point of 253.836ºC at 760 mmHg, a density of 1.065g/cm3 and a flash point of 107.317ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
220199-85-9
Jingsj CID
J-1401623-7
Molecular Formula
C9H17NO3
Chinese Name
1-N-Boc-吗啉
Molecular Weight
187.23600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point253.836ºC at 760 mmHg
Density1.065g/cm3
Flash Point107.317ºC

Frequently Asked Questions

What is the CAS number of tert-butyl morpholine-4-carboxylate?

The CAS number of tert-butyl morpholine-4-carboxylate is 220199-85-9.

What are the molecular formula and molecular weight of tert-butyl morpholine-4-carboxylate?

tert-butyl morpholine-4-carboxylate has molecular formula C9H17NO3 and molecular weight 187.23600 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-butyl morpholine-4-carboxylate (CAS 220199-85-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1401623-7 (accessed 2026-10-24).

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