tert-Butyl N-methyl-β-alaninate

3-(甲基氨基)丙酸叔丁酯

Also known as: tert-butyl 3-(methylamino)propanoate, tert-butyl 3-(methylamino)propionate, H-BETA-MEALA-OTBU, N-METHYL-BETA-ALANINE ALPHA-T-BUTYL ESTER, N-methyl-β-alanine tert-butyl ester, N-β-Methyl-β-alanine t-butyl ester, 1,1-dimethylethyl N-methyl-β-alaninate, β-Alanine, N-methyl-, 1,1-dimethylethyl ester, 2-methyl-2-propanyl N-methyl-β-alaninate, TERT-BUTYL 3-(METHYLAMINO)PROPIONATE, tert-butyl 3-(N-methylamino)propionate, tert-butyl N-methyl-3-amino-propanoate, 3-methylaminopropionic acid tert-butyl ester, 3-Methylamino-propionic acid tert-butyl ester, MebetaAla-O-t-Bu

tert-Butyl N-methyl-β-alaninate (CAS 143707-72-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H17NO2 and a molecular weight of 159.226 g/mol. It is also known as tert-butyl 3-(methylamino)propanoate, tert-butyl 3-(methylamino)propionate and H-BETA-MEALA-OTBU. Key properties include a boiling point of 203.7±23.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 77.0±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
143707-72-6
Jingsj CID
J-1496722-1
Molecular Formula
C8H17NO2
Chinese Name
3-(甲基氨基)丙酸叔丁酯
Molecular Weight
159.226 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point203.7±23.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point77.0±22.6 °C

Frequently Asked Questions

What is the CAS number of tert-Butyl N-methyl-β-alaninate?

The CAS number of tert-Butyl N-methyl-β-alaninate is 143707-72-6.

What are the molecular formula and molecular weight of tert-Butyl N-methyl-β-alaninate?

tert-Butyl N-methyl-β-alaninate has molecular formula C8H17NO2 and molecular weight 159.226 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 N-methyl-β-alaninate (CAS 143707-72-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1496722-1 (accessed 2026-10-22).

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