2-Azido-2-methylpropionic acid

Also known as: α-Azidoisobutyric acid, Propanoic acid, 2-azido-2-methyl-, 2-azido-2-methylpropanoic acid, azidoisobutyric acid

2-Azido-2-methylpropionic acid (CAS 2654-97-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H7N3O2 and a molecular weight of 129.11700 g/mol. Key property: a flash point of -4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2654-97-9
Jingsj CID: J-6142-7
Molecular Formula: C₄H₇N₃O₂
Molecular Weight: 129.11700 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Flash Point	-4ºC
Exact Mass	129.05400
PSA	87.05000
LogP	0.61266
Refractive Index	n20/D 1.393

Customs & Trade Information

HS Code	2929909090
Summary	2929909090 other compounds with other nitrogen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Azido-2-methylpropionic acid?

The CAS number of 2-Azido-2-methylpropionic acid is 2654-97-9.

What are the molecular formula and molecular weight of 2-Azido-2-methylpropionic acid?

2-Azido-2-methylpropionic acid has molecular formula C4H7N3O2 and molecular weight 129.11700 g/mol.

What are the upstream and downstream products of 2-Azido-2-methylpropionic acid?

For 2-Azido-2-methylpropionic acid, Upstream Products: 2-Aminoisobutyric acid, 2-Bromo-2-methylpropionic acid; Downstream Products: Pyruvic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-Azido-2-methylpropionic acid (CAS 2654-97-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6142-7 (accessed 2026-11-09).

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