Pyrimido[5,4-e]-1,2,4-dioxazine (9CI)

(9CI)-嘧啶并[5,4-e]-1,2,4-二噁嗪

Also known as: Pyrimido[5,4-e][1,2,4]dioxazine, pyrimido[5,4-e]-1,2,4-dioxazine, HE305549, KB-259579, AK435722, AKOS027396708, CTK4B6303

Pyrimido[5,4-e]-1,2,4-dioxazine (9CI) (CAS 129521-73-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3N3O2 and a molecular weight of 137.09600 g/mol. It is also known as Pyrimido[5,4-e][1,2,4]dioxazine, pyrimido[5,4-e]-1,2,4-dioxazine and HE305549. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
129521-73-9
Jingsj CID
J-1039709-9
Molecular Formula
C5H3N3O2
Chinese Name
(9CI)-嘧啶并[5,4-e]-1,2,4-二噁嗪
Molecular Weight
137.09600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Pyrimido[5,4-e]-1,2,4-dioxazine (9CI)?

The CAS number of Pyrimido[5,4-e]-1,2,4-dioxazine (9CI) is 129521-73-9.

What are the molecular formula and molecular weight of Pyrimido[5,4-e]-1,2,4-dioxazine (9CI)?

Pyrimido[5,4-e]-1,2,4-dioxazine (9CI) has molecular formula C5H3N3O2 and molecular weight 137.09600 g/mol.

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

Last updated:

How to cite: Jingsj. "Pyrimido[5,4-e]-1,2,4-dioxazine (9CI) (CAS 129521-73-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1039709-9 (accessed 2026-10-25).

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