| Structure | Chemical Name | CAS | MF |
|
Isoxazolo[5,4-d]pyrimidine (8CI,9CI)
|
272-04-8
|
C5H3N3O
|
|
Thieno[2,3-c]pyridine
|
272-12-8
|
C7H5NS
|
|
thieno[3,2-c]pyridine
|
272-14-0
|
C7H5NS
|
|
Thieno[2,3-d]pyridazine
|
272-15-1
|
C6H4N2S
|
|
Benzo[d]Isothiazole
|
272-16-2
|
C7H5NS
|
|
Thieno[2,3-b]pyridine (8CI,9CI)
|
272-23-1
|
C7H5NS
|
|
Thieno[2,3-d]pyrimidine (8CI,9CI)
|
272-24-2
|
C6H4N2S
|
|
Isothiazolo[5,4-d]pyrimidine (8CI,9CI)
|
272-26-4
|
C5H3N3S
|
|
Benzo[b]selenophene
|
272-30-0
|
C8H6Se
|
|
1,2-Benzisoselenazole
|
272-31-1
|
C7H5NSe
|
|
A-N-Benzoyl-L-ArginineEthylEsterHydrochloride(B
|
272-32-0
|
|
|
Benzo[b]tellurophene
|
272-35-5
|
C8H6Te
|
|
thieno[3,4-b]pyrazine
|
272-43-5
|
C6H4N2S
|
|
3H-pyrrolo[3,2-b]pyridine
|
272-48-0
|
C7H6N2
|
|
4-Azaindole
|
272-49-1
|
C7H6N2
|
|
1,4,6-Triazaindene
|
272-50-4
|
C6H5N3
|
|
2H-Pyrazolo[4,3-b]pyridine
|
272-51-5
|
C6H5N3
|
|
1H-Pyrazolo[4,3-b]pyridine
|
272-52-6
|
C6H5N3
|
|
7H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
|
272-53-7
|
C5H4N4
|
|
5H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
|
272-54-8
|
C5H4N4
|
|
2H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
|
272-55-9
|
C5H4N4
|
|
3H-Pyrazolo[4,3-d]pyrimidine (8CI,9CI)
|
272-56-0
|
C5H4N4
|
|
1H-Pyrazolo[4,3-d]pyrimidine (6CI,8CI,9CI)
|
272-57-1
|
C5H4N4
|
|
Isoxazolo[4,3-d]pyrimidine (8CI,9CI)
|
272-58-2
|
C5H3N3O
|
|
4,7-Diaza-1H-indazole
|
272-60-6
|
C5H4N4
|
|
furo[3,2-b]pyridine
|
272-62-8
|
C7H5NO
|
|
Thieno[3,2-b]pyridine
|
272-67-3
|
C7H5NS
|
|
Thieno[3,2-d]pyrimidine (8CI,9CI)
|
272-68-4
|
C6H4N2S
|
|
2H-Benzimidazole(8CI,9CI)
|
272-94-6
|
C7H6N2
|
|
4H-iMidazo[4,5-c]pyridine
|
272-96-8
|
C6H5N3
|
|
5-Azabenzimidazole
|
272-97-9
|
C6H5N3
|
|
1H-Imidazo[4,5-d]pyridazine
|
273-00-7
|
C5H4N4
|
|
Pseudoazimidobenzene
|
273-02-9
|
C6H5N3
|
|
1H-1,2,3-Triazolo[4,5-c]pyridine
|
273-05-2
|
C5H4N4
|
|
Benzofurazan
|
273-09-6
|
C6H4N2O
|
|
2,1,3-Benzothiadiazole
|
273-13-2
|
C6H4N2S
|
|
2,1,3-benzoselenadiazole
|
273-15-4
|
C6H4N2Se
|
|
4-Azabenzimidazole
|
273-21-2
|
C6H5N3
|
|
5H-Purine (9CI)
|
273-24-5
|
C5H4N4
|
|
6H-Purine (8CI,9CI)
|
273-27-8
|
C5H4N4
|
|
8H-Purine (8CI,9CI)
|
273-28-9
|
C5H4N4
|
|
1H-1,2,3-Triazolo[4,5-b]pyridine
|
273-34-7
|
C5H4N4
|
|
7H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
|
273-37-0
|
C4H3N5
|
|
5H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
|
273-38-1
|
C4H3N5
|
|
2H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
|
273-39-2
|
C4H3N5
|
|
1H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)
|
273-40-5
|
C4H3N5
|
|
[1,2,5]Thiadiazolo[3,4-d]pyrimidine (8CI,9CI)
|
273-47-2
|
C4H2N4S
|
|
Benzoxazole
|
273-53-0
|
C7H5NO
|
|
[1,3]oxazolo[4,5-c]pyridine
|
273-56-3
|
C6H4N2O
|
|
Oxazolo[5,4-b]pyridine
|
273-62-1
|
C6H4N2O
|
|
Oxazolo[5,4-d]pyrimidine (8CI,9CI)
|
273-64-3
|
C5H3N3O
|
|
[1,2,3]Oxadiazolo[5,4-d]pyrimidine (8CI,9CI)
|
273-66-5
|
C4H2N4O
|
|
thiazolo[5,4-c]pyridine
|
273-70-1
|
C6H4N2S
|
|
Thiazolo[5,4-c]pyridine
|
273-75-6
|
C6H4N2S
|
|
Thiazolo[4,5-d]pyridazine
|
273-76-7
|
C5H3N3S
|
|
1,2,3-Benzothiadiazole
|
273-77-8
|
C6H4N2S
|
|
[1,3]Thiazolo[5,4-b]pyridine
|
273-84-7
|
C6H4N2S
|
|
Thiazolo[5,4-d]pyrimidine (6CI,7CI,8CI,9CI)
|
273-86-9
|
C5H3N3S
|
|
[1,2,3]Thiadiazolo[5,4-d]pyrimidine (8CI,9CI)
|
273-88-1
|
C4H2N4S
|
|
Benzoselenazole
|
273-91-6
|
C7H5NSe
|
|
1H-Imidazo[4,5-b]pyrazine
|
273-94-9
|
C5H4N4
|
|
2H-1,2,3-Triazolo[4,5-b]pyrazine
|
273-95-0
|
C4H3N5
|
|
Oxazolo[4,5-b]pyridine
|
273-97-2
|
C6H4N2O
|
|
Thiazolo[4,5-b]pyridine
|
273-98-3
|
C6H4N2S
|
|
Thiazolo[4,5-d]pyrimidine (8CI,9CI)
|
273-99-4
|
C5H3N3S
|
|
Catecholborane
|
274-07-7
|
C6H5BO2
|
|
1,3-Benzodioxole
|
274-09-9
|
C7H6O2
|
|
1,3-Dioxolopyrimidine (8CI,9CI)
|
274-23-7
|
C5H4N2O2
|
|
2H-1,3-benzoxathiole
|
274-26-0
|
C7H6OS
|
|
1,3-Benzodithiol
|
274-30-6
|
C7H6S2
|
|
Indolizine
|
274-40-8
|
C8H7N
|
|
Pyrrolo[1,2-a]pyrazine
|
274-45-3
|
C7H6N2
|
|
Imidazo[1,5-a]pyridine
|
274-47-5
|
C7H6N2
|
|
Imidazo[1,5-a]pyrazine
|
274-49-7
|
C6H5N3
|
|
Pyrazolo[1,5-a]pyridine
|
274-56-6
|
C7H6N2
|
|
1,2,3-Triazolo(1,5-a)pyridine
|
274-59-9
|
C6H5N3
|
|
Imidazo[1,5-a]pyrimidine
|
274-67-9
|
C6H5N3
|
|
Imidazo[1,5-a]-1,3,5-triazine (9CI)
|
274-68-0
|
C5H4N4
|
|
Pyrazolo[1,5-a]pyrimidine
|
274-71-5
|
C6H5N3
|
|
Imidazo[1,2-a]pyridine
|
274-76-0
|
C7H6N2
|
|
imidazo[1,2-c]pyrimidine
|
274-78-2
|
C6H5N3
|
|
Imidazo[1,2-a]pyrazine
|
274-79-3
|
C6H5N3
|
|
1,7,8-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene
|
274-80-6
|
C6H5N3
|
|
1,2,4-Triazolo[4,3-c]pyrimidine(9CI)
|
274-81-7
|
C5H4N4
|
|
1,2,4]Triazolo[4,3-a]pyrazine
|
274-82-8
|
C5H4N4
|
|
1,2,4-Triazolo[4,3-b]pyridazine
|
274-83-9
|
C5H4N4
|
|
1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene
|
274-85-1
|
C6H5N3
|
|
1,2,3,3a-Tetraaza-3aH-indene
|
274-87-3
|
C5H4N4
|
|
Tetrazolo[1,5-b]pyridazine
|
274-89-5
|
C4H3N5
|
|
Imidazo[1,2-a]pyrimidine
|
274-95-3
|
C6H5N3
|
|
1,2,4-Triazolo[1,5-a]pyrimidine
|
275-02-5
|
C5H4N4
|
|
Azulene
|
275-51-4
|
C10H8
|
|
Cyclopent[c]azepine
|
275-54-7
|
C9H7N
|
|
Cycloheptimidazole
|
275-94-5
|
C8H6N2
|
|
Cycloocta[c]furan
|
276-37-9
|
C10H8O
|
|
Diepoxycyclohexane
|
277-06-5
|
C6H8O2
|
|
cubane
|
277-10-1
|
C8H8
|
|
1H-Cyclopropa[a]naphthalene
|
277-43-0
|
C11H8
|
|
naphthalene 1,2-oxide
|
277-50-9
|
C10H6O
|
|
Oxireno[3,4]pyrrolo[1,2-b]isoxazole(9CI)
|
277-64-5
|
C6H3NO2
|