Chinese Japanese Germany Korea

8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one

8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one Structure
8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one structure
CAS No.
29940-50-9
Chemical Name:
8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one
Synonyms
8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one;[1,2,4]Triazolo[1,5-a]quinazolin-6(7H)-one, 8,9-dihydro-
CBNumber:
CB7737585
Molecular Formula:
C9H8N4O
Molecular Weight:
188.19
MDL Number:
MFCD00138740
MOL File:
Mol file
MSDS File:
SDS
Last updated:2026-09-12 18:55:06
Request For Quotation

8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one Properties

Melting point 211-213 °C(Solv: N,N-dimethylformamide (68-12-2))
Density 1+-.0.1 g/cm3(Predicted)
pka -0.10±0.20(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338
Hazard Codes  Xn
Risk Statements  22

8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Matrix Scientific 170994 8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one 29940-50-9 500.00mg $918 2026-05-18 Buy
Matrix Scientific 170994 8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one 29940-50-9 1.00g $1836 2026-05-18 Buy
Matrix Scientific 170994 8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one 29940-50-9 5.00g $7343 2026-05-18 Buy
aablocks AA00INS4 8,9-dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one >90% 29940-50-9 1mg $213 2026-05-29 Buy
aablocks AA00INS4 8,9-dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one >90% 29940-50-9 5mg $228 2026-05-29 Buy
Product number Packaging Price Buy
170994 500.00mg $918 Buy
170994 1.00g $1836 Buy
170994 5.00g $7343 Buy
AA00INS4 1mg $213 Buy
AA00INS4 5mg $228 Buy

8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one Preparation Products And Raw materials

Raw materials

Preparation Products

8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one Suppliers

Global Suppliers ( 4)
Supplier Tel Email Country ProdList Advantage
Matrix Scientific -- sales@matrixscientific.com United States 6579 80
Riedel-de Haen AG -- United States 6624 87
Key Organics Limited/Bionet Research -- enquiries@keyorganics.ltd.uk United Kingdom 6662 50
Ryan Scientific, Inc. -- ryan.reichlyn@ryansci.com United States 6419 60
Supplier Advantage
Matrix Scientific 80
Riedel-de Haen AG 87
Key Organics Limited/Bionet Research 50
Ryan Scientific, Inc. 60
[1,2,4]Triazolo[1,5-a]quinazolin-6(7H)-one, 8,9-dihydro- 8,9-Dihydro[1,2,4]triazolo[1,5-a]quinazolin-6(7H)-one 29940-50-9