tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate

Also known as: 3H-Imidazo[4,5-b]pyridine-3-carboxylic acid, 1,2-dihydro-1-methyl-2-oxo-, 1,1-dimethylethyl ester, tert-Butyl 1-methyl-2-oxo-1,2-dihydro-3H-imidazo[4,5-b]pyridine-3-carboxylate, tert-butyl 1-methyl-2-oxoimidazo[4,5-b]pyridine-3-carboxylate, 1-methyl-3-t-butoxycarbonyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one

tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate (CAS 103432-67-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H15N3O3 and a molecular weight of 249.26600 g/mol. Key properties include a boiling point of 360.781ºC at 760 mmHg, a density of 1.262g/cm3 and a flash point of 171.995ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 103432-67-3
Jingsj CID: J-1494320-5
Molecular Formula: C₁₂H₁₅N₃O₃
Molecular Weight: 249.26600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	360.781ºC at 760 mmHg
Density	1.262g/cm3
Flash Point	171.995ºC
Exact Mass	249.11100
PSA	66.12000
LogP	1.51820
Vapor Pressure	0mmHg at 25°C
Refractive Index	1.562

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate?

The CAS number of tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate is 103432-67-3.

What are the molecular formula and molecular weight of tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate?

tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate has molecular formula C12H15N3O3 and molecular weight 249.26600 g/mol.

What are the upstream and downstream products of tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate?

For tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate, Upstream Products: Di-tert-butyl dicarbonate, N3-Methylpyridine-2,3-diamine.

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. "tert-Butyl 1-methyl-2-oxo-1H-imidazo[4,5-b]pyridine-3(2H)-carboxylate (CAS 103432-67-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494320-5 (accessed 2026-11-09).

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