• 267-47-0 5H-Furo[2,3-f]indole
• 267-48-1 5,6-Methylenedioxyindole
• 267-53-8 4H,8H-Benzo[1,2-c:5,4-c]diisoxazole(8CI,9CI)
• 267-54-9 [1,3]Dioxolo[4,5-f]-2,1-benzisoxazole(8CI,9CI)
• 267-56-1 Benzo[1,2-b:5,4-b]difuran (8CI,9CI)
• 267-57-2 Furo[3,2-f]-1,2-benzisoxazole (8CI,9CI)
• 267-58-3 Benzo[1,2-b:4,5-b]difuran (8CI,9CI)
• 267-60-7 Benzo[1,2-d:5,4-d]diisoxazole (8CI,9CI)
• 267-61-8 Benzo[1,2-b:5,4-b']dithiophene
• 267-63-0 Thieno[3,2-f]benzothiazole (8CI,9CI)
• 267-65-2 Benzo[1,2-b:4,5-b']dithiophene
• 267-85-6 2H-Imidazo[4,5-f]benzoxazole(8CI,9CI)
• 267-99-2 Benzo[1,2-d:4,5-d']bisthiazole
• 268-30-4 5H,10H-Dipyrrolo[1,2-a:1,2-d]pyrazine
• 268-32-6 4H,9H-Dipyrazolo[1,5-a:1,5-d]pyrazine
• 268-33-7 1H,6H-Dipyrazolo[1,5-a:1,5-d]pyrazine (8CI,9CI)
• 268-34-8 5H,10H-Diimidazo[1,2-a:1,2-d]pyrazine
• 268-60-0 6H-Pyrrolo[2,3-g]quinoxaline
• 268-66-6 Naphth[2,3-c]isoxazole (8CI,9CI)
• 268-77-9 naphtho[2,3-b]thiophene
• 269-07-8 1H-Naphth[2,3-d]imidazole(8CI,9CI)
• 269-08-9 1H-Imidazo[4,5-g]quinoline(8CI,9CI)
• 269-10-3 1H-Imidazo[4,5-g]quinoxaline(8CI,9CI)
• 269-12-5 1H-naphtho(2,3-d)triazole
• 269-15-8 2H-1,2,3-Triazolo[4,5-g]quinoxaline
• 269-16-9 Naphth[2,3-c][1,2,5]oxadiazole (7CI,8CI,9CI)
• 269-24-9 Naphtho[2,3-d]thiazole (8CI,9CI)
• 269-25-0 Thiazolo[4,5-g]quinoline (8CI,9CI)
• 269-26-1 8H-Thiopyrano[3,2-f]benzothiazole(8CI,9CI)
• 269-27-2 Thiazolo[5,4-g]quinoline (8CI,9CI)
• 269-28-3 Thiazolo[4,5-g]quinoxaline (8CI,9CI)
• 269-29-4 5H-Thiazolo[4,5-g][1,4]benzothiazine(8CI,9CI)
• 269-30-7 6H-Thiopyrano[2,3-f]benzothiazole(8CI,9CI)
• 269-44-3 [1,3]DIOXOLO[4,5-G]ISOQUINOLINE
• 269-56-7 1,3-Dioxolo[4,5-g]quinoxaline (9CI)
• 269-66-9 4H-Cyclopenta[b]quinoxaline
• 269-67-0 1H-Cyclopenta[b]quinoxaline (8CI,9CI)
• 269-70-5 2H-Pyrrolo[3,4-b]quinoxaline
• 269-71-6 Furo[3,4-b]quinoxaline (8CI,9CI)
• 269-73-8 2H-Pyrrolo[2,3-b]quinoxaline
• 269-74-9 1H-Pyrrolo[2,3-b]quinoxaline (8CI,9CI)
• 269-77-2 Furo[2,3-b]quinoxaline (8CI,9CI)
• 269-85-2 2H-1,2,3-Triazolo[4,5-b]quinoxaline
• 269-86-3 Oxazolo[4,5-b]quinoxaline (8CI,9CI)
• 270-58-6 2H-2-Pyrindine
• 270-63-3 Cyclopenta[c]thiopyran
• 270-64-4 2H-Cyclopenta[d]pyridazine
• 270-68-8 2H-Isoindole
• 270-69-9 1H-Isoindole
• 270-75-7 Isobenzofuran
• 270-82-6 BENZO[C]THIOPHENE
• 270-88-2 1H-Cyclopenta[b]pyridine
• 270-91-7 5H-CYCLOPENTA[B]PYRIDINE
• 270-92-8 7H-Cyclopenta[b]pyridine
• 270-95-1 1H-Cyclopentapyrimidine (8CI,9CI)
• 270-96-2 4H-Cyclopentapyrimidine (8CI,9CI)
• 270-97-3 2H-Cyclopentapyrimidine (8CI,9CI)
• 270-98-4 5H-Cyclopentapyrimidine (8CI,9CI)
• 271-03-4 7H-PYRROLO[3,4-D]PYRIMIDINE
• 271-05-6 Furo[3,4-d]pyrimidine (8CI,9CI)
• 271-07-8 Thieno[3,4-d]pyrimidine (8CI,9CI)
• 271-17-0 Cyclopenta[b]thiopyran
• 271-25-0 2H-Indole
• 271-26-1 3H-Indole
• 271-29-4 6-Azaindole
• 271-32-9 5-AZAINDOLE
• 271-34-1 5-Azaindole
• 271-35-2 1H-PYRROLO[2,3-D]PYRIDAZINE
• 271-38-5 1H-Indazole
• 271-42-1 2H-Indazole
• 271-44-3 Indazole
• 271-45-4 1H-pyrazolo[3,4-c]pyridine
• 271-47-6 1H-PYRAZOLO[3,4-C]PYRIDINE
• 271-49-8 1H-pyrazolo[4,3-c]pyridine
• 271-50-1 2H-Pyrazolo[4,3-c]pyridine
• 271-52-3 1H-PYRAZOLO[4,3-C]PYRIDINE
• 271-58-9 2,1-BENZISOXAZOLE
• 271-61-4 1,2-BENZISOTHIAZOLE
• 271-63-6 7-Azaindole
• 271-68-1 4H-Pyrrolo[2,3-d]pyrimidine (8CI,9CI)
• 271-69-2 6H-Pyrrolo[2,3-d]pyrimidine (8CI,9CI)
• 271-70-5 7H-Pyrrolo[2,3-d]pyrimidine
• 271-71-6 1H-pyrazolo[3,4-b]pyridine
• 271-73-8 1H-PYRAZOLO[3,4-B]PYRIDINE
• 271-76-1 4H-Pyrazolo[3,4-d]pyrimidine (8CI,9CI)
• 271-77-2 6H-Pyrazolo[3,4-d]pyrimidine (8CI,9CI)
• 271-78-3 2H-Pyrazolo[3,4-d]pyrimidine (8CI,9CI)
• 271-79-4 3H-Pyrazolo[3,4-d]pyrimidine (8CI,9CI)
• 271-80-7 1H-PYRAZOLO[3,4-D]PYRIMIDINE
• 271-89-6 Benzofuran
• 271-89-6 Benzofuran
• 271-92-1 Furo[3,2-c]pyridine
• 271-93-2 Furo[2,3-d]pyridazine
• 271-95-4 1,2-BENZISOXAZOLE
• 272-01-5 Furo[2,3-b]pyridine
• 272-02-6 Furo[2,3-d]pyrimidine (8CI,9CI)
• 272-04-8 Isoxazolo[5,4-d]pyrimidine (8CI,9CI)
• 272-12-8 THIENO[2,3-C]PYRIDINE
• 272-14-0 thieno[3,2-c]pyridine
• 272-15-1 Thieno[2,3-d]pyridazine