78045-92-8

Upstream product

• 78045-82-6 3-amino-2-(4'-chlorophenacylthio)-4(3H)-quinazolinone 
• 536-38-9 4-chlorobenzoylmethyl bromide 
• 28864-26-8 acetylhydrazide de l'acide anthranilique 
• 16951-33-0 3-amino-2-mercapto-3H-quinazolin-4-one 
• 29025-05-6 3-Acetamido-2-mercaptoquinazolin-4(3H)-one 
• 16951-33-0 3-amino-2,3-dihydro-2-thioxoquinazol-4(1H)-one 
• 118-48-9 isatoic anhydride 
• 127024-85-5 3-amino-4-imino-2-thioxo-1,2,3,4-tetrahydroquinazoline 

Downstream Products

• 1083071-72-0 2-(p-chlorophenyl)-4H-pyrazolo[5,1-b]quinazolin-9-one 

Relevant academic research and scientific papers

Pyrolytic desulfurization ring contraction of condensed thiadiazines as a general route towards pyrazoloazines and pyrazoloazoles with a bridgehead (ring junction) nitrogen atom

Pyrolytic conversion of [1,2,4]triazino[3,4-b][1,3,4]thiadiazin-4-ones, [1,3,4]thiadiazino[2,3-b]quinazolin-10-ones and [1,2,4]triazolo[3,4-b][1,3,4]thiadiazines into their corresponding pyrazolo[5,1-c][1,2,4]triazin-4-ones, pyrazolo[4,3-b]quinazolin-9-on

Reactivity of 3-amino-4-imino-2-thioxo-1,2,3,4-tetrahydroquinazolines and 3-amino-4-imino-2-selenoxo-1,2,3,4-tetrahydroquinazolines

The preparation of 6-imino-2H,6H-1,3,4-thiadiazino[2,3-b]quinazolines and 6-imino-2H,6H-1,3,4-selenadiazino[2,3-b]quinazolines by condensation of α-haloketones with 3-amino-4-imino-2-thioxo-1,2,3,4-tetrahydroquinazoline and 3-amino-4-imino-2-selenoxo-1,2,

Synthesis of Thiadiazinoquinazolin-6-ones

Some 3-substituted 2H-thiadiazinoquinazolin-6(H)-ones (Xa-e) and 6H-thiadiazinoquinazolin-6(4H)-ones (XIa-e) have been synthesized by the condensation of α-haloacetophenones (VIII) with 3-amino-2-mercaptoquinazolin-4(3H)-one (V