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tert-butyl 2-amino-2-methylpropanoate

Also known as: 2-amino-2-methylpropionic acid tert-butyl ester, Alanine, 2-methyl-, 1,1-dimethylethyl ester, 2-methylalanine tert-butyl ester, tert-butyl 2-aminoisobutyrate, H-Aib-OtBu, 2-Methyl-2-propanyl 2-methylalaninate

tert-butyl 2-amino-2-methylpropanoate (CAS 4512-32-7) 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. Key properties include a boiling point of 180.0±13.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 52.6±17.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4512-32-7
Jingsj CID
J-15448-3
Molecular Formula
C8H17NO2
Molecular Weight
159.226 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point180.0±13.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point52.6±17.4 °C
Exact Mass159.125931
PSA52.32000
LogP1.09
Vapor Pressure0.9±0.3 mmHg at 25°C
Refractive Index1.441

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of tert-butyl 2-amino-2-methylpropanoate?

The CAS number of tert-butyl 2-amino-2-methylpropanoate is 4512-32-7.

What are the molecular formula and molecular weight of tert-butyl 2-amino-2-methylpropanoate?

tert-butyl 2-amino-2-methylpropanoate has molecular formula C8H17NO2 and molecular weight 159.226 g/mol.

What are the upstream and downstream products of tert-butyl 2-amino-2-methylpropanoate?

For tert-butyl 2-amino-2-methylpropanoate, Upstream Products: tert-Butyl acetate, 2-Aminoisobutyric acid, tert-Butyl 2-bromo-2-methylpropanoate.

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

Last updated:

How to cite: Jingsj. "tert-butyl 2-amino-2-methylpropanoate (CAS 4512-32-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15448-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.