2,2-dimethyl-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one

2,2-二甲基-2H-吡啶并[3,2-B][1,4]恶嗪-3(4H)-酮

Also known as: 2,2-dimethyl-2H,3H,4H-pyrido[3,2-b][1,4]oxazin-3-one, 2,2-dimethyl-4H-pyrido[3,2-b][1,4]oxazin-3-one, 2,2-dimethyl-4H-pyrido[2,3-e][1,4]oxazin-3-one, 2,2-Dimethyl-2H-pyrido[3,2-b][1,4]oxazin-3(4H), 2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one, 2,2-diMethyl-, Einecs 243-753-2

2,2-dimethyl-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one (CAS 20348-21-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H10N2O2 and a molecular weight of 178.18800 g/mol. It is also known as 2,2-dimethyl-2H,3H,4H-pyrido[3,2-b][1,4]oxazin-3-one, 2,2-dimethyl-4H-pyrido[3,2-b][1,4]oxazin-3-one and 2,2-dimethyl-4H-pyrido[2,3-e][1,4]oxazin-3-one. Key properties include a boiling point of 352.5ºC at 760mmHg, a density of 1.176g/cm3 and a flash point of 167ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

20348-21-4

Jingsj CID

J-1164286-8

Molecular Formula

C₉H₁₀N₂O₂

Chinese Name

2,2-二甲基-2H-吡啶并[3,2-B][1,4]恶嗪-3(4H)-酮

Molecular Weight

178.18800 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026