In homogeneous catalysis, the catalyst is in the same phase as the reactant. The number of collisions between reactants and catalyst is at a maximum.In a patent, 2213-63-0, name is 2,3-Dichloroquinoxaline, introducing its new discovery. Safety of 2,3-Dichloroquinoxaline
Condensed heterocyclic systems containing bridgehead nitrogen atom: Synthesis and bioactivity of imidazo[2, 1-b]-1,3,4-thiadiazolo[2,3-c]-s-triazoles, s-triazolo-[3,4-b]-1,3,4-thiadiazolo[3,2-b]imidazo[4,5-b] quinoxaline and bis-(s-triazolo[3,4-b]-1,3,4-thiadiazolo[3,2-b] [imidazo[4,5-b]cyclohexane]-5a, 6a-diene)
Condensation of 4-amino-5-mercapto-3-(m-methylphenyl)-s-triazole 1 with cyanogen bromide gives 6-amino-3-(m-methylphenyl)-s-triazolo[3,4-b]-1,3,4-thiadiazole 2 which on condensation with chloranil yields 3.9-di-(m-methylphenyl)-6,14-diaxo-bis-(s-triazolo[3,4-b]-1,3,4-thiadiazolo[3, 2-b][imidazo[4.5-b]cyclohexane]-5a. 6a-diene) 3. 3-(m-Methylphenyl)-s-triazolo[3,4-b]-1,3,4-thiadiazolo[3,2-b]imidazo[4,5-b] quinoxaline 4 is obtained by a similar condensation of 2 with 2,3-dichloroquinoxaline. The reaction of 2 with alpha-haloketones followed by bromination affords 7-aryl-3-(m-methylphenyl) imidazo[2,1-b]-1,3,4-thiadiazolo[2,3-c]-s-triazoles 5 and their 6-bromo analogues 6 respectively. The antibacterial and antifungal activities of some of the compounds have also been evaluated.
We¡¯ll also look at important developments in the pharmaceutical industry because understanding organic chemistry is important in understanding health, medicine, the role of 2213-63-0, and how the biochemistry of the body works.Safety of 2,3-Dichloroquinoxaline
Reference£º
Quinoxaline – Wikipedia,
Quinoxaline | C8H6N1459 | ChemSpider