StructureChemical NameCASMF
3H-Pyrazol-3-one, 4-(3-aminopropyl)-2,4-dihydro-5-methyl- 937674-92-5 C7H13N3O
1H-Pyrazole-3-carboxylic acid, 4,5-dimethyl-, methyl ester 60858-33-5 C7H10N2O2
1H-Pyrazolo[3,4-d]thiazole-3,5(2H,6H)-dione 175856-48-1 C4H3N3O2S
1H-Pyrazolo[5,1-c]-1,2,4-triazole, 3-ethyl-6-methyl- 197355-90-1 C7H10N4
1H-Pyrazole-3-carboxylic acid, 4-cyano-5-(3-methyl-2-benzofuranyl)-1-phenyl-, ethyl ester 883554-84-5 C22H17N3O3
1H-Pyrazolo[4,5,1-de]pteridine (9CI) 871117-98-5 C7H5N5
3H-Pyrazol-3-one, 1,2-dihydro-1,2,5-trimethyl-4-nitroso- 153654-47-8 C6H9N3O2
1(2H)-Pyrazinecarboxylic acid, 3,6-dihydro-5-methoxy-, ethyl ester (9CI) 190908-89-5 C8H14N2O3
1H-Pyrazole-4-ethanol, 3-amino-5-hydroxy-1-methyl- 36162-81-9 C6H11N3O2
1H-Pyrazole-4-carboxamide, 3-amino-5-ethyl- 50436-86-7 C6H10N4O
1H-Pyrazole, 1,4-diethyl-3,5-dimethyl- 856064-16-9 C9H16N2
1H-Pyrazole-4-carboxaldehyde, 5-mercapto-1,3-dimethyl- 787491-83-2 C6H8N2OS
1H-Pyrazole-4-carboxylic acid, 1,3,5-trimethyl-, 4-acetylphenyl ester C15H16N2O3
1H-Pyrazolo[1,2-a]pyridazin-6-amine, hexahydro-1-methyl- 82222-18-2 C8H17N3
1H-Pyrazolo[3,4-d]thiazole, 5-methyl- 204453-30-5 C5H5N3S
1H-Pyrazole-3,4-diamine, 5-methyl-1-propyl- 199341-59-8 C7H14N4
1H-Pyrazolo[1,5-b][1,2,4]triazole-2(3H)-thione, 6-methyl- 121066-19-1 C5H6N4S
1H-Pyrazole-4-carbonitrile, 3-amino-1-methyl-5-(methylamino)- 65889-75-0 C6H9N5
1H-Pyrazol-5-ol, 5-(1,1-dimethylethyl)-4,5-dihydro-3-methyl- 82755-28-0 C8H16N2O
1H-Pyrazole-5-acetonitrile, 4,5-dihydro-1,3,5-trimethyl- 32527-74-5 C8H13N3
2H-Pyrazolo[4,3-c]pyridine-4,6(5H,7H)-dione 860411-17-2 C6H5N3O2
1H-Pyrazole-1-acetic acid, 3-amino-5-methyl- 1006348-73-7 C6H9N3O2
3H-Pyrazol-3-one, 4-(2-benzoxazolyl)-2,4-dihydro-5-methyl-2-phenyl- C17H13N3O2
2(1H)-Pyrazinethione, 3-amino-5,6-dimethyl- 31613-88-4 C6H9N3S
1H-Pyrazole-3-carboxylic acid, 4-methyl-, 2-methylhydrazide 89270-60-0 C6H10N4O
1H-Pyrazole-1-carboxylic acid, 4,5-dihydro-5-hydroxy-3,5-dimethyl-, methyl ester 254734-20-8 C7H12N2O3
1H-Pyrazole-3-ethanol, -alpha-,-alpha-,5-trimethyl- 67868-45-5 C8H14N2O
3H-Pyrazol-3-one, 4-butyl-5-methyl- 64076-81-9 C8H12N2O
1H-Pyrazole-4-carbonitrile, 5-(2-furanyl)-1-phenyl-3-[5-(phenylamino)-1,3,4-oxadiazol-2-yl]- 933065-65-7 C22H14N6O2
1H-Pyrazole-3-methanol, 5-methyl-1-(2-propynyl)- (9CI) 82235-70-9 C8H10N2O
1H-Pyrazolo[3,4-b]pyridine-4-carbonitrile, 3-methyl-1-phenyl-6-(trifluoromethyl)- 319923-89-2 C15H9F3N4
1H-Pyrazole-4,5-diamine, 1-(1H-imidazol-2-yl)- 491872-67-4 C6H8N6
3H-Pyrazol-3-one, 2,4-dihydro-5-[(1-methylpropyl)amino]- 57338-45-1 C7H13N3O
1H-Pyrazole-4,5-diamine, 1-(1-methylethoxy)- 927417-23-0 C6H12N4O
3H-Pyrazole, 4-methoxy-3,3,5-trimethyl-, 1-oxide 89851-91-2 C7H12N2O2
2H-Pyran-3(6H)-one, 4-chloro-6-hydroxy-2-methyl- 66187-15-3 C6H7ClO3
1H-Pyrazole-3-methanamine, 1-ethyl-N,5-dimethyl- C8H15N3
1H-Pyrazol-4-amine, 3-methyl-1-(1-methylpropyl)- 1006453-55-9 C8H15N3
1H-Pyrazole-4-carbonitrile, 3,5-diamino-1-ethyl- 72943-61-4 C6H9N5
1H-Pyrazol-3-amine, 2,3-dihydro-4-phenyl- 97763-80-9 C9H11N3
1H-Pyrazol-3-amine, 5-(2,2-dimethylpropyl)- 377079-77-1 C8H15N3
1H-Pyrazole-3-carboxamide, N,N,5-trimethyl- 42238-78-8 C7H11N3O
1H-Pyrazol-5-ol, 4-fluoro-1-methyl-3-propyl- 80171-21-7 C7H11FN2O
1H-Pyrazole, 4-methyl-3-(3-methylbutyl)- 321864-89-5 C9H16N2
4H-Pyrazol-4-one, 1,5-dihydro-1,3,5,5-tetramethyl-, oxime 193147-02-3 C7H13N3O
1H-Pyrazol-5-amine, 3-ethyl-1-methyl-4-nitroso- 345633-39-8 C6H10N4O
1H-Pyrazole, 4-ethyl-3-(2-methylpropyl)- 321864-90-8 C9H16N2
1H-Pyrazol-5-amine, 3-cyclobutyl-1-methyl- 92406-41-2 C8H13N3
1H-Pyrazolo[1,5-b][1,2,4]triazol-6-amine, N,2-dimethyl- (9CI) 123363-55-3 C6H9N5
1H-Pyrazolo[1,5-b]indazole (9CI) 61506-40-9 C9H7N3
1H-Pyrazole-3-methanamine, 5-methyl-1-propyl- C8H15N3
1H-Pyrazolo[1,2-a]pyridazin-6-amine, hexahydro-3-methyl- 82222-19-3 C8H17N3
2(1H)-Pyrazinone, 5,6-dimethyl-3-(methylamino)- 53186-76-8 C7H11N3O
7H-Pyrano[2,3-g]benzothiazol-7-one, 2-amino-4,9-dimethyl- 546144-86-9 C12H10N2O2S
1H-Pyrazole-1,4,5-triamine, N1-(1-methylethyl)- 927417-59-2 C6H13N5
1H-Pyrazole, 3,5-dipropyl- 90769-84-9 C9H16N2
1H-Pyrazolo[3,4-d]pyrimidine-4,6(2H,5H)-dione 184764-63-4 C5H4N4O2
1H-Pyrazole-5-ethanamine, 4-amino-1,3-dimethyl- 862373-66-8 C7H14N4
1H-Pyrazole, 4-ethenyl-1-ethyl-3,5-dimethyl- 125019-37-6 C9H14N2
1H-Pyrazol-3-amine, 4-chloro-N-ethyl-5-methyl- 116545-23-4 C6H10ClN3
1H-Pyrazol-4-amine, 3,5-dimethyl-1-(2-propenyl)- (9CI) 97893-44-2 C8H13N3
1H-Pyrazolo[1,5-b][1,2,4]triazole, 6-methoxy-2-methyl- (9CI) 356566-64-8 C6H8N4O
1H-Pyrazole-1-methanimine, -alpha--ethyl-3,5-dimethyl- 897665-22-4 C8H13N3
1H-Pyrazolo[1,2-a][1,2]diazocine, octahydro- 344294-80-0 C9H18N2
2H-Pyran-5-carboxylic acid, 3,4-dihydro-6-methyl-, hydrazide 857224-44-3 C7H12N2O2
1H-Pyrazolo[3,4-b]pyridine-5-carbonitrile, 3-amino- 267413-11-6 C7H5N5
1H-Pyrazole-4-carbonitrile, 5-(2-furanyl)-1-(4-methoxyphenyl)-3-(trifluoromethyl)- 218632-32-7 C16H10F3N3O2
1H-Pyrazole-5-methanol, 1,3-diethyl- C8H14N2O
4H-Pyrano[4,3-d]thiazole, 6,7-dihydro- 259810-14-5 C6H7NOS
1H-Pyrazole-4-carbonitrile, 2,3-dihydro-5-(methylthio)-3-oxo- 59541-47-8 C5H5N3OS
3H-Pyrazolo[4,3-e][1,2,4]triazin-3-one, 1,2-dihydro-2-methyl- 888490-29-7 C5H5N5O
4H-Pyrazolo[5,1-c][1,4]oxazine, 2,6-dimethyl- 82235-73-2 C8H10N2O
3H-Pyrazolo[4,3-d]pyrimidine-5,7-diol (7CI) 91113-87-0 C5H4N4O2
1H-Pyrazole-3-methanamine, N-ethyl-1,5-dimethyl- 952195-10-7 C8H15N3
1H-Pyrazol-3-amine, 4-(2,2-dimethylpropyl)- 864439-18-9 C8H15N3
5H-Pyrazolo[5,1-c]-1,2,4-triazole-3,6-diamine, 5-hydroxy- 928338-32-3 C4H6N6O
2H-Pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione 187486-05-1 C5H4N4O2
3H-Pyrazol-3-one, 1,2-dihydro-4-methoxy-5-(methoxymethyl)- 92214-38-5 C6H10N2O3
[4-(1H-Pyrazol-1-yl)phenyl]acetic acid 65476-24-6 C11H10N2O2
7H-Pyrazolo[3,4-b]pyridine-7-acetic acid, 1,6-dihydro--alpha-,1,3,4-tetramethyl-6-oxo- 937605-36-2 C12H15N3O3
1H-Pyrazolo[3,4-f]quinoxaline (9CI) 127763-31-9 C9H6N4
1H-Pyrazole-4-carbonitrile, 5-(2-furanyl)-1-phenyl-3-[5-(phenylamino)-1,3,4-thiadiazol-2-yl]- 933065-63-5 C22H14N6OS
1H-Pyrazole-4-carboxamide, N-(6-amino-1,2,3,4-tetrahydro-2,4-dioxo-1,3-dipropyl-5-pyrimidinyl)-1-(phenylmethyl)- 873841-00-0 C21H26N6O3
1H-Pyrazole-5-methanol, 3-methyl-1-(1-methylethyl)- 1007514-35-3 C8H14N2O
3H-Pyrazol-3-one, 2-ethyl-1,2-dihydro-5-methyl-4-nitroso- 156543-41-8 C6H9N3O2
1H-Pyrazole-3-methanol, 5-methyl-1-(1-methylethyl)- 1007514-87-5 C8H14N2O
1H-Pyrazol-5-ol, 1-acetyl-5-(1,1-dimethylethyl)-4,5-dihydro- (9CI) 137882-69-0 C9H16N2O2
1H-Pyrazole, 3-methoxy-5-methyl-4-nitro- 173682-19-4 C5H7N3O3
1H-Pyrazole-4-propanenitrile, 3-amino-4,5-dihydro-5-oxo- 937690-29-4 C6H8N4O
1H-Pyrazole-1-propanal, 3,5-dimethyl- 947404-89-9 C8H12N2O
1H-Pyrazole-4-ethanamine, 1,3,5-trimethyl- 956950-95-1 C8H15N3
1H-Pyrazole-3-carboxamide, N-ethyl-5-methyl- 37027-00-2 C7H11N3O
1H-Pyrazole-4-carbonitrile, 3-[[4-[2-(4-chlorophenyl)hydrazinylidene]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]carbonyl]-5-(2-furanyl)-1-phenyl- 933065-59-9 C25H16ClN7O3
1H-Pyrazolo[3,4-b]pyridine-3,6(2H,7H)-dione 512782-64-8 C6H5N3O2
2(1H)-Pyrazinone, 5,6-diamino-3-hydroxy-, 4-oxide 900140-70-7 C4H6N4O3
1H-Pyrazol-5-amine, 1-(2-chloroethyl)-3-methyl- 55211-81-9 C6H10ClN3
1H-Pyrazole-5-methanamine, 3-ethyl-N,1-dimethyl- C8H15N3
1H-Pyrazole-5-methanol, 3-methyl-1-propyl- C8H14N2O
1H-Pyrazole-4-carbonitrile, 3-[[4,5-dihydro-3-methyl-5-oxo-4-(2-phenylhydrazinylidene)-1H-pyrazol-1-yl]carbonyl]-5-(2-furanyl)-1-phenyl- 933065-58-8 C25H17N7O3
1H-Pyrazole-4-propanoic acid, 3-methyl- 1007515-69-6 C7H10N2O2
472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632