O-tert-Butyl-L-threonine methyl ester hydrochloride

O-叔丁基-L-苏氨酸甲酯盐酸盐

Also known as: H-Thr(tBu)-OMe.HCl, Methyl O-tert-butyl-L-threoninate hydrochloride, O-T-Butyl-L-threonine methyl ester hydrochloride, L-Threonine, O-(1,1-dimethylethyl)-, methyl ester, hydrochloride (1:1), Methyl O-(2-Methyl-2-propanyl)-L-threoninate hydrochloride

O-tert-Butyl-L-threonine methyl ester hydrochloride (CAS 71989-43-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H20ClNO3 and a molecular weight of 225.713 g/mol. It is also known as H-Thr(tBu)-OMe.HCl, Methyl O-tert-butyl-L-threoninate hydrochloride and O-T-Butyl-L-threonine methyl ester hydrochloride. Key property: a boiling point of 289.8ºC at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
71989-43-0
Jingsj CID
J-1958367-9
Molecular Formula
C9H20ClNO3
Chinese Name
O-叔丁基-L-苏氨酸甲酯盐酸盐
Molecular Weight
225.713 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point289.8ºC at 760 mmHg

Frequently Asked Questions

What is the CAS number of O-tert-Butyl-L-threonine methyl ester hydrochloride?

The CAS number of O-tert-Butyl-L-threonine methyl ester hydrochloride is 71989-43-0.

What are the molecular formula and molecular weight of O-tert-Butyl-L-threonine methyl ester hydrochloride?

O-tert-Butyl-L-threonine methyl ester hydrochloride has molecular formula C9H20ClNO3 and molecular weight 225.713 g/mol.

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

Last updated:

How to cite: Jingsj. "O-tert-Butyl-L-threonine methyl ester hydrochloride (CAS 71989-43-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958367-9 (accessed 2026-10-23).

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