• 1H-Pyrazole-3-carboxylicacid, 1-methyl-4-nitro-
• 4598-86-1
• C5H5N3O4
• 

• 1H-Pyrazole-3-carboxylicacid, 1-methyl-5-(2-thienyl)-, ethyl ester
• 868755-60-6
• C11H12 N2 O2 S
• 

• 1H-Pyrazole-3-carboxylicacid, 1-methyl-5-phenyl-, ethyl ester
• 10199-51-6
• C13H14 N2 O2
• 

• 1H-Pyrazole-3-carboxylicacid, 5-(2-furanyl)-, ethyl ester
• 34020-22-9
• C10H10 N2 O3
• 

• 1H-Pyrazole-3-carboxylicacid, 5-hydroxy-1-methyl-, methyl ester
• 51985-95-6
• C6H8 N2 O3
• 

• 1H-Pyrazole-3-carboxylicacid,4-[3-[3-carboxy-1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-ylidene]-1-propen-1-yl]-5-hydroxy-1-(4-sulfophenyl)-,sodium salt (1:4)
• 70024-44-1
• C23H16 N4 O12 S2 . 4 Na
• 

• 1H-Pyrazole-3-carboxylicacid,4-[5-[3-carboxy-1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-ylidene]-1,3-pentadien-1-yl]-5-hydroxy-1-(4-sulfophenyl)-,potassium salt (1:2)
• 51858-17-4
• C25H18 N4 O12 S2 . 2 K
• 

• 1H-Pyrazole-3-methanol,1-methyl-
• 84547-62-6
• C5H8N2O
• 

• 1H-Pyrazole-3-methanol,5-(2-furanyl)-
• 84978-67-6
• C8H8 N2 O2
• 

• 1H-Pyrazole-3-methanol,5-(2-furanyl)-1-methyl-
• 876728-41-5
• C9H10 N2 O2
• 

• 1H-Pyrazole-4-aceticacid, 3-(4-chlorophenyl)-1-phenyl-, calcium salt (2:1)
• 75821-71-5
• C17H13 Cl N2 O2 . 1/2 Ca
• 

• 1H-Pyrazole-4-carbonitrile,3-(methylthio)-1-phenyl-
• 175203-46-0
• C11H9N3S
• 

• 1H-Pyrazole-4-carbonitrile,3-amino-1-(4-nitrophenyl)-
• 219930-67-3
• C10H7 N5 O2
• 

• 1H-Pyrazole-4-carbonitrile,3-amino-1-phenyl-
• 138942-61-7
• C10H8 N4
• 

• 1H-Pyrazole-4-carbothioamide,3-(methylthio)-1-phenyl-
• 175203-73-3
• C11H11N3S2
• 

• 1H-Pyrazole-4-carboxaldehyde,2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-, 4-oxime
• 89169-88-0
• C12H13 N3 O2
• 

• 1H-Pyrazole-4-carboxaldehyde,3-[4-(trifluoromethyl)phenyl]-
• 306936-65-2
• C11H7 F3 N2 O
• 

• 1H-Pyrazole-4-carboxylicacid, 1-(2,4-difluorophenyl)-5-methyl-, ethyl ester
• 175135-71-4
• C13H12 F2 N2 O2
• 

• 1H-Pyrazole-4-carboxylicacid, 1-(3,4-dichlorophenyl)-5-methyl-, ethyl ester
• 208944-53-0
• C13H12 Cl2 N2 O2
• 

• 1H-Pyrazole-4-carboxylicacid, 1-(4-aminophenyl)-3,5-dimethyl-, ethyl ester
• 257863-04-0
• C14H17 N3 O2
• 

• 1H-Pyrazole-4-carboxylicacid, 1-(4-bromophenyl)-5-methyl-
• 187998-44-3
• C11H9 Br N2 O2
• 

• 1H-Pyrazole-4-carboxylicacid, 1-(4-methoxyphenyl)-5-(trifluoromethyl)-, ethyl ester
• 112055-38-6
• C14H13 F3 N2 O3
• 

• 1H-Pyrazole-4-carboxylicacid, 1-methyl-5-(1H-pyrrol-1-yl)-, ethyl ester
• 175137-01-6
• C11H13 N3 O2
• 

• 1H-Pyrazole-4-carboxylicacid, 1-phenyl-5-(1H-pyrrol-1-yl)-, ethyl ester
• 94692-05-4
• C16H15 N3 O2
• 

• 1H-Pyrazole-4-carboxylicacid, 1-phenyl-5-propyl-, ethyl ester
• 116344-12-8
• C15H18 N2 O2
• 

• 1H-Pyrazole-4-carboxylicacid, 5-chloro-3-methyl-1-phenyl-
• 1140-38-1
• C11H9 Cl N2 O2
• 

• 1H-Pyrazole-5-carbonylchloride, 1-[(2,4-dichlorophenyl)methyl]-3-(1,1-dimethylethyl)-
• 306937-15-5
• C15H15 Cl3 N2 O
• 

• 1H-Pyrazole-5-carbonylchloride, 1-ethyl-3-methyl-
• 128249-59-2
• C7H9 Cl N2 O
• 

• 1H-Pyrazole-5-carbonylchloride, 1-methyl-3-phenyl-
• 864068-95-1
• C11H9ClN2O
• 

• 1H-Pyrazole-5-carboxylicacid, 1,3-dimethyl-4-nitro-
• 3920-37-4
• C6H7 N3 O4
• 

• 1H-Pyrazole-5-carboxylicacid, 1,3-dimethyl-4-nitro-, ethyl ester
• 78208-68-1
• C8H11 N3 O4
• 

• 1H-Pyrazole-5-carboxylicacid, 1-[(2,4-dichlorophenyl)methyl]-3-(1,1-dimethylethyl)-, ethyl ester
• 306936-96-9
• C17H20 Cl2 N2 O2
• 

• 1H-Pyrazole-5-carboxylicacid, 1-methyl-3-(2-thienyl)-, ethyl ester
• 868755-61-7
• C11H12 N2 O2 S
• 

• 1H-Pyrazole-5-carboxylicacid, 1-methyl-3-phenyl-, ethyl ester
• 10250-63-2
• C13H14 N2 O2
• 

• 1H-Pyrazole-5-carboxylicacid, 3-(1,1-dimethylethyl)-1-[(2,4,6-trimethylphenyl)methyl]-, ethyl ester
• 306936-99-2
• C20H28 N2 O2
• 

• 1H-Pyrazole-5-carboxylicacid, 3-(1,1-dimethylethyl)-1-[(3-methylphenyl)methyl]-, hydrazide
• 306937-06-4
• C16H22 N4 O
• 

• 1H-Pyrazole-5-carboxylicacid, 3-(1,1-dimethylethyl)-1-[(4-fluorophenyl)methyl]-, ethyl ester
• 306936-98-1
• C17H21 F N2 O2
• 

• 1H-Pyrazole-5-carboxylicacid, 3-(2-furanyl)-1-methyl-, ethyl ester
• 104295-62-7
• C11H12 N2 O3
• 

• 1H-Pyrazole-5-carboxylicacid, 4-bromo-1,3-dimethyl-
• 5775-88-2
• C6H7 Br N2 O2
• 

• 1H-Pyrazolo[3,4-b]pyridine,6-hydrazinyl-1,3,4-trimethyl-
• 175202-00-3
• C9H13 N5
• 

• 1H-Pyrazolo[3,4-b]pyridine-5-carboxylicacid, 1-ethyl-4-[2-(1-methylethylidene)hydrazinyl]-, ethyl ester
• 51022-77-6
• C14H19 N5 O2
• 

• 1H-Pyrazolo[3,4-b]pyridine-5-carboxylicacid, 4-(3,5-dichlorophenoxy)-1,3-dimethyl-, ethyl ester
• 174842-36-5
• C17H15 Cl2 N3 O3
• 

• 1H-Pyrazolo[3,4-b]pyridine-5-carboxylicacid, 4-(4-methoxyphenoxy)-1,3-dimethyl-, ethyl ester
• 174842-34-3
• C18H19 N3 O4
• 

• 1H-Pyrazolo[3,4-b]quinoxalin-3-amine
• 40254-90-8
• C9H7N5
• 

• 1H-Pyrido[3,4-b]indole-3-carboxylicacid, 2,3,4,9-tetrahydro-1-methyl-
• 5470-37-1
• C13H14 N2 O2
• 

• 1H-Pyrrole,1-(2,5-dichloro-4-nitrophenyl)-
• 175135-54-3
• C10H6 Cl2 N2 O2
• 

• 1H-Pyrrole,1-(2,5-dichloro-4-nitrophenyl)-2,5-dimethyl-
• 302901-02-6
• C12H10 Cl2 N2 O2
• 

• 1H-Pyrrole,2,5-dihydro-1-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-
• 864754-36-9
• C16H22 B N O2
• 

• 1H-Pyrrole-1-propanoicacid, b,b-dimethyl-
• 395090-68-3
• C7H8FNSO2
• 

• 1H-Pyrrole-2,4-dicarboxylicacid, 3-(3-methoxy-3-oxopropyl)-5-methyl-, 4-(1,1-dimethylethyl)2-(phenylmethyl) ester
• 53365-80-3
• C22H27 N O6
• 

• 1H-Pyrrole-2,5-dione,1,1'-[oxybis(methylene)]bis-
• 15209-14-0
• C10H8 N2 O5
• 

• 1H-Pyrrole-2,5-dione,1-(4-benzoylphenyl)-
• 92944-71-3
• C17H11 N O3
• 

• 1H-Pyrrole-2,5-dione,1-[4-(2-benzoxazolyl)phenyl]-
• 16707-41-8
• C17H10N2O3
• 

• 1H-Pyrrole-2,5-dione,1-[6-[[(17b)-3-methoxyestra-1,3,5(10)-trien-17-yl]amino]hexyl]-
• 112648-68-7
• C29H40 N2 O3
• 

• 1H-Pyrrole-2,5-dione,3-[(3-chloro-4-hydroxyphenyl)amino]-4-(2-nitrophenyl)-
• 264218-23-7
• C16H10 Cl N3 O5
• 

• 1H-Pyrrole-2-carboxamide,N-[5-[[(3-amino-3-iminopropyl)amino]carbonyl]-1-methyl-1H-pyrrol-3-yl]-4-[[[4-(formylamino)-1-methyl-1H-pyrrol-2-yl]carbonyl]amino]-1-methyl-,hydrochloride (1:1)
• 6576-51-8
• C22H27 N9 O4 . Cl H
• 

• 1H-Pyrrole-2-carboxylicacid, 3,4-dimethyl-, ethyl ester
• 938-75-0
• C9H13 N O2
• 

• 1H-Pyrrole-2-carboxylicacid, 4-(hydroxymethyl)-3,5-dimethyl-, ethyl ester
• 368869-99-2
• C10H15 N O3
• 

• 1H-Pyrrole-2-carboxylicacid, 4-acetyl-5-[(acetyloxy)methyl]-3-methyl-, ethyl ester
• 143583-56-6
• C13H17 N O5
• 

• 1H-Pyrrole-2-carboxylicacid, 4-amino-1-methyl-, methyl ester, hydrochloride (1:1)
• 180258-45-1
• C7H10 N2 O2 . Cl H
• 

• 1H-Pyrrole-2-carboxylicacid, 4-benzoyl-
• 15372-84-6
• C12H9 N O3
• 

• 1H-Pyrrole-2-carboxylicacid, 4-formyl-3,5-dimethyl-, ethyl ester
• 2199-64-6
• C10H13 N O3
• 

• 1H-Pyrrole-2-carboxylicacid, 5-(chlorosulfonyl)-1-methyl-, methyl ester
• 306936-53-8
• C7H8ClNO4S
• 

• 1H-Pyrrole-2-carboxylicacid,(3S,4R,4aR,6S,6aS,7S,8R,8aS,8bR,9S,9aS)-dodecahydro-4,6,7,8a,8b,9a-hexahydroxy-3,6a,9-trimethyl-7-(1-methylethyl)-6,9-methanobenzo[1,2]pentaleno[1,6-bc]furan-8-ylester
• 15662-33-6
• C25H35NO9
• 

• 1H-Pyrrole-3-carboxylicacid, 1-(4-aminophenyl)-2-methyl-5-phenyl-, ethyl ester
• 306936-25-4
• C20H20 N2 O2
• 

• 1H-Pyrrole-3-carboxylicacid, 1-[2-[[(2,6-dichlorophenyl)methyl]thio]ethyl]-2-methyl-5-phenyl-
• 306936-26-5
• C21H19 Cl2 N O2 S
• 

• 1H-Pyrrole-3-carboxylicacid, 1-cyclopropyl-4-formyl-2,5-dimethyl-, ethyl ester
• 423768-53-0
• C13H17 N O3
• 

• 1H-Pyrrole-3-carboxylicacid, 2,4-dimethyl-,(1S)-1-[(5aR,7aR,9R,11aS,11bS,12R,13aR)-1,2,3,4,7a,8,9,10,11,11a,12,13-dodecahydro-9,12-dihydroxy-2,11a-dimethyl-7H-9,11b-epoxy-13a,5a-propenophenanthro[2,1-f][1,4]oxazepin-14-yl]ethylester
• 23509-16-2
• C31H42 N2 O6
• 

• 1H-Pyrrole-3-carboxylicacid, 2,5-dimethyl-1-(2-thienylmethyl)-, ethyl ester
• 175276-51-4
• C14H17 N O2 S
• 

• 1H-Pyrrole-3-carboxylicacid, 2,5-dimethyl-1-(4-pyridinylmethyl)-, ethyl ester
• 175276-53-6
• C15H18 N2 O2
• 

• 1H-Pyrrole-3-carboxylicacid, 2,5-dimethyl-1-phenyl-, ethyl ester
• 76546-68-4
• C15H17 N O2
• 

• 1H-Pyrrole-3-carboxylicacid, 2,5-dimethyl-4-[2-(phenylmethyl)benzoyl]-, methyl ester
• 120934-96-5
• C22H21 N O3
• 

• 1H-Pyrrole-3-carboxylicacid, 4-[(hydroxyimino)methyl]-2,5-dimethyl-, methyl ester
• 175205-92-2
• C9H12N2O3
• 

• 1H-Pyrrole-3-carboxylicacid, 4-acetyl-1-cyclopropyl-2,5-dimethyl-, ethyl ester
• 423768-51-8
• C14H19 N O3
• 

• 1H-Pyrrole-3-carboxylicacid, 4-acetyl-2,5-dimethyl-, methyl ester
• 175205-90-0
• C10H13NO3
• 

• 1H-Pyrrole-3-carboxylicacid, 5-(1,1-dimethylethyl)-2-methyl-1-phenyl-, ethyl ester
• 175276-55-8
• C18H23 N O2
• 

• 1H-Pyrrole-3-propanoicacid, 5-formyl-2,4-dimethyl-
• 1133-96-6
• C10H13 N O3
• 

• 1H-Pyrrolo[1,2-c]imidazol-1-one,hexahydro-6-hydroxy-2-phenyl-3-thioxo-
• 81703-65-3
• C12H12N2O2S
• 

• 1H-Pyrrolo[2,3-b]pyridine,4-bromo-1-(phenylsulfonyl)-
• 889939-25-7
• C13H9 Br N2 O2 S
• 

• 1H-Pyrrolo[2,3-b]pyridine,5-methyl-
• 824-52-2
• C8H8N2
• 

• 1H-Pyrrolo[2,3-b]pyridine-5-carboxylicacid, methyl ester
• 849067-96-5
• C9H8 N2 O2
• 

• 1H-Pyrrolo[3,2-b]pyridin-5-amine
• 207849-66-9
• C7H7N3
• 

• 1H-Pyrrolo[3,2-b]pyridine,5-chloro-
• 65156-94-7
• C7H5 Cl N2
• 

• 1H-Pyrrolo[3,4-beta]pyridine,octahydro-, (4alphaS,7alphaS)-
• 151213-40-0
• C₇H₁₄N₂
• 

• 1H-Pyrrolo[4,3,2-gh]-1,4-benzodiazonine-5-methanol,2,3,4,5,6,8-hexahydro-1-methyl-2-(1-methylethyl)-9-octyl-, (2R,5R)- (9CI)
• 123597-54-6
• C26H37N3O2
• 

• 1H-Tetrazole,5-(chloromethyl)-1-phenyl-
• 64473-40-1
• C8H7 Cl N4
• 

• 1H-Tetrazole-5-carboxylic acid ethyl ester sodium salt
• 96107-94-7
• C4H5N4NaO2
• 

• 1H-Thieno[2,3-b][1,4]thiazin-2(3H)-one,6-acetyl-
• 151095-12-4
• C8H7 N O2 S2
• 

• 1H-Thieno[3,4-d]imidazole-4-pentanamide,hexahydro-2-oxo-N-[2-(2-pyridinyldithio)ethyl]-, [3aS-(3aa,4b,6aa)]- (9CI)
• 112247-65-1
• C17H24 N4 O2 S3
• 

• 1H-[1,3]Dioxolo[4,5-j]pyrrolo[3,2,1-de]phenanthridine-1,2-diol,2,4,5,7,12b,12c-hexahydro-, hydrochloride (1:1), (1S,2S,12bS,12cS)-
• 2188-68-3
• C₁₆H₁₈ClNO₄
• 

• 1H-benzimidazol-2-amine
• 934-32-7
• C₇H₇N₃
• 

• 1H-benzimidazol-2-ylmethanol
• 4856-97-7
• C₈H₈N₂O
• 

• 1H-benzimidazol-4-amine
• 4331-29-7
• C₇H₇N₃
• 

• 1H-benzimidazole
• 51-17-2
• C₇H₆N₂
• 

• 1H-benzimidazole-2-carbaldehyde
• 3314-30-5
• C₈H₆N₂O
• 

• 1H-benzimidazole-2-carbonitrile
• 6868-37-7
• C₈H₅N₃
• 

• 1H-benzimidazole-2-carbonyl chloride
• 337508-58-4
• C₈H₆Cl₂N₂O
• 

• 1H-benzimidazole-2-carboxylic acid
• 849776-47-2
• C₈H₈N₂O₃
• 

• 1H-benzimidazole-2-carboxylic acid
• 2849-93-6
• C₈H₆N₂O₂
• 

• 1H-benzimidazole-2-sulfonic acid
• 40828-54-4
• C₇H₆N₂O₃S
•