4-O-tert-butyl 3-O-ethyl thiomorpholine-3,4-dicarboxylate

N-Boc-硫代吗啉-3-羧酸乙酯

Also known as: N-Boc-thiomorpholine-3-carboxylic acid ethyl ester, 4-tert-Butyl 3-ethyl thiomorpholine-3,4-dicarboxylate, O4-tert-butyl O3-ethyl thiomorpholine-3,4-dicarboxylate, 3,4-Thiomorpholinedicarboxylic acid, 4-(1,1-dimethylethyl) 3-ethyl ester, thiomorpholine-3,4-dicarboxylic acid O4-tert-butyl ester O3-ethyl ester

4-O-tert-butyl 3-O-ethyl thiomorpholine-3,4-dicarboxylate (CAS 859833-24-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H21NO4S and a molecular weight of 275.36400 g/mol. It is also known as N-Boc-thiomorpholine-3-carboxylic acid ethyl ester, 4-tert-Butyl 3-ethyl thiomorpholine-3,4-dicarboxylate and O4-tert-butyl O3-ethyl thiomorpholine-3,4-dicarboxylate. Key properties include a boiling point of 360.9ºC at 760 mmHg, a density of 1.155g/cm3 and a flash point of 172.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
859833-24-2
Jingsj CID
J-1175702-3
Molecular Formula
C12H21NO4S
Chinese Name
N-Boc-硫代吗啉-3-羧酸乙酯
Molecular Weight
275.36400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point360.9ºC at 760 mmHg
Density1.155g/cm3
Flash Point172.1ºC

Frequently Asked Questions

What is the CAS number of 4-O-tert-butyl 3-O-ethyl thiomorpholine-3,4-dicarboxylate?

The CAS number of 4-O-tert-butyl 3-O-ethyl thiomorpholine-3,4-dicarboxylate is 859833-24-2.

What are the molecular formula and molecular weight of 4-O-tert-butyl 3-O-ethyl thiomorpholine-3,4-dicarboxylate?

4-O-tert-butyl 3-O-ethyl thiomorpholine-3,4-dicarboxylate has molecular formula C12H21NO4S and molecular weight 275.36400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-O-tert-butyl 3-O-ethyl thiomorpholine-3,4-dicarboxylate (CAS 859833-24-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1175702-3 (accessed 2026-10-24).

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