6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one

Also known as: 6,11-dihydro-5H-benzo[b]pyrido[2,3-e][1,4]diazepin-5-one, 6,11-dihydropyrido[3,2-c][1,5]benzodiazepin-5-one, 5H-pyrido[2,3-b][1,5]benzodiazepin-5-one, 6,11-dihydro-, 6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-on, 6,11-dihydropyrido[2,3-b][1,5]benzodiazepin-5(6H)-one, 2,4,10-triazatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6,12,14-hexaen-9-one, Aids-003102, Aids003102

6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one (CAS 10189-78-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H9N3O and a molecular weight of 211.21900 g/mol. Key properties include a melting point of 283-287 °C, a boiling point of 335.6ºC at 760mmHg, a density of 1.275g/cm3 and a flash point of 156.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 10189-78-3
Jingsj CID: J-1004921-5
Molecular Formula: C₁₂H₉N₃O
Molecular Weight: 211.21900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	283-287 °C
Boiling Point	335.6ºC at 760mmHg
Density	1.275g/cm3
Flash Point	156.7ºC
Exact Mass	211.07500
PSA	57.51000
LogP	2.34850
Vapor Pressure	0.000119mmHg at 25°C
Refractive Index	1.627

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 6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one?

The CAS number of 6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one is 10189-78-3.

What are the molecular formula and molecular weight of 6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one?

6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one has molecular formula C12H9N3O and molecular weight 211.21900 g/mol.

What are the upstream and downstream products of 6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one?

For 6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one, Upstream Products: 2-Chloronicotinic acid, o-Phenylenediamine, 4-Chloronicotinic 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. "6,11-dihydro-5H-pyrido[2,3-b][1,5]benzodiazepin-5-one (CAS 10189-78-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1004921-5 (accessed 2026-11-09).

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