| 1358407-77-8 | N-(2,5-difluorophenyl)-2-({1-ethyl-6-[(2-methoxyphenyl)methyl]-3-methyl-7-oxo-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-5-yl}sulfanyl)acetamide | | C24H23F2N5O3S | 499.532930612564 |
| 1936350-27-4 | 3,5-Dichloro-1H-pyrazolo[4,3-d]pyrimidine | | C5H2Cl2N4 | 189.002177715302 |
| 951594-84-6 | 2-{6-benzyl-2-methyl-5,7-dioxo-2H,4H,5H,6H,7H-pyrazolo4,3-dpyrimidin-4-yl}-N-(2,4,6-trimethylphenyl)acetamide | | C24H25N5O3 | 431.487004995346 |
| 951617-14-4 | N-(4-ethylphenyl)-2-{6-(4-fluorophenyl)methyl-2-methyl-5,7-dioxo-2H,4H,5H,6H,7H-pyrazolo4,3-dpyrimidin-4-yl}acetamide | | C23H22FN5O3 | 435.450888156891 |
| 1189940-69-9 | N-(3,5-dimethylphenyl)-2-{1-ethyl-6-[(furan-2-yl)methyl]-3-methyl-5,7-dioxo-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-4-yl}acetamide | | C23H25N5O4 | 435.475704908371 |
| 1359434-77-7 | 2-({1-ethyl-6-(2-methoxyphenyl)methyl-3-methyl-7-oxo-1H,6H,7H-pyrazolo4,3-dpyrimidin-5-yl}sulfanyl)-N-(4-methoxyphenyl)acetamide | | C25H27N5O4S | 493.57798409462 |
| 1358708-68-5 | 6-[(4-chlorophenyl)methyl]-5-{[(3-chlorophenyl)methyl]sulfanyl}-1-ethyl-3-methyl-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one | | C22H20Cl2N4OS | 459.3914 |
| 37658-17-6 | 2,5-dimethylpyrazolo1,5-cpyrimidin-7-amine | 2,5-二甲基吡唑-1,5-嘧啶-7-胺 | C8H10N4 | 162.19180059433 |
| 1357705-04-4 | 2-{1-ethyl-6-[(4-fluorophenyl)methyl]-3-methyl-5,7-dioxo-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-4-yl}-N-[(4-methylphenyl)methyl]acetamide | | C25H26FN5O3 | 463.5040 |
| 885472-90-2 | 5,7-Dichloro-3-methyl-1H-pyrazolo[4,3-D]pyrimidine | 5,7-二氯-3-甲基-1H-吡唑并[4,3-d〕嘧啶 | C6H4Cl2N4 | 203.028758049011 |
| 1357782-93-4 | 2-({1-ethyl-6-(4-methoxyphenyl)methyl-3-methyl-7-oxo-1H,6H,7H-pyrazolo4,3-dpyrimidin-5-yl}sulfanyl)-N-(3-fluoro-4-methylphenyl)acetamide | | C25H26FN5O3S | 495.569047451019 |
| 312935-04-9 | <br>5-(Thiophen-2-yl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyri midine-2-carboxylic acid | | C12H10F3N3O2S | 317.286911487579 |
| 1359198-52-9 | N-(2,5-dimethylphenyl)-2-({1-ethyl-6-(3-methoxyphenyl)methyl-3-methyl-7-oxo-1H,6H,7H-pyrazolo4,3-dpyrimidin-5-yl}sulfanyl)acetamide | | C26H29N5O3S | 491.605164289474 |
| 1358024-99-3 | 2-{6-benzyl-1-ethyl-3-methyl-5,7-dioxo-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-4-yl}-N-(4-chloro-2-fluorophenyl)acetamide | | C23H21ClFN5O3 | 469.8959 |
| 1185001-14-2 | 2-{6-benzyl-1-ethyl-3-methyl-5,7-dioxo-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-4-yl}-N-(3-chloro-4-methylphenyl)acetamide | | C24H24ClN5O3 | 465.932064056396 |
| 928767-13-9 | 5,7-dichloro-1,3-dimethyl-1H-pyrazolo4,3-dpyrimidine | 5,7-二氯-1,3-二甲基-1H-吡唑啉4,3-二嘧啶 | C7H6Cl2N4 | 217.055338382721 |
| 1282597-36-7 | 2-Methyl-4,5,6,7-tetrahydropyrazolo1,5-apyrimidine | 2-methyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine | C7H11N3 | 137.182340860367 |
| 333765-71-2 | 5-phenyl-7-(trifluoromethyl)-4H,5H,6H,7H-pyrazolo1,5-apyrimidine-2-carboxylic acid | | C14H12F3N3O2 | 311.25919342041 |
| 1031606-41-3 | 6-[(4-chlorophenyl)methyl]-1-ethyl-3-methyl-5-sulfanylidene-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one | | C15H15ClN4OS | 334.823800325394 |
| 1358372-45-8 | 2-{[1-ethyl-3-methyl-7-oxo-6-(2-phenylethyl)-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-5-yl]sulfanyl}-N-(4-fluorophenyl)acetamide | | C24H24FN5O2S | 465.543066978455 |
| 1185138-25-3 | 2-{6-benzyl-1-ethyl-3-methyl-5,7-dioxo-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-4-yl}-N-(2,5-difluorophenyl)acetamide | | C23H21F2N5O3 | 453.441351652145 |
| 828299-89-4 | 7H-Pyrazolo[4,3-d]pyrimidin-7-one,2,6-diethyl-2,4,5,6-tetrahydro-5-thioxo- | (9CI)-2,6-二乙基-2,4,5,6-四氢-5-硫氧代-7H-吡唑并[4,3-d]嘧啶-7-酮 | C9H12N4OS | 224.282779693604 |
| 1359084-52-8 | 5-{[(2-chlorophenyl)methyl]sulfanyl}-1-ethyl-6-[(3-methoxyphenyl)methyl]-3-methyl-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one | | C23H23ClN4O2S | 454.972322702408 |
| 1359317-63-7 | 2-({1-ethyl-3-methyl-6-(4-methylphenyl)methyl-7-oxo-1H,6H,7H-pyrazolo4,3-dpyrimidin-5-yl}sulfanyl)-N-(4-methylphenyl)methylacetamide | | C26H29N5O2S | 475.60576415062 |
| 1358053-43-6 | 2-{6-benzyl-1-ethyl-3-methyl-5,7-dioxo-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-4-yl}-N-(4-methylphenyl)acetamide | | C24H25N5O3 | 431.487004995346 |
| 479074-06-1 | 5-(2-Ethoxyphenyl)-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo4,3-dpyrimidine-7-thione | 西地那非中间体1 | C17H20N4OS | 328.431901931763 |
| 1358027-76-5 | N-[2-(3,4-diethoxyphenyl)ethyl]-2-{1-ethyl-6-[(4-fluorophenyl)methyl]-3-methyl-5,7-dioxo-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-4-yl}acetamide | | C29H34FN5O5 | 551.609170436859 |
| 894921-74-5 | 5-{(2-chlorophenyl)methylsulfanyl}-2-ethyl-6-(4-methylphenyl)methyl-2H,6H,7H-pyrazolo4,3-dpyrimidin-7-one | | C22H21ClN4OS | 424.946342229843 |
| 1286647-30-0 | 3-[({6-[(2H-1,3-benzodioxol-5-yl)methyl]-1-ethyl-3-methyl-7-oxo-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-5-yl}sulfanyl)methyl]-4-methoxybenzaldehyde | | C25H24N4O5S | 492.5469 |
| 1698653-24-5 | Ethyl 4,5,6,7-Tetrahydropyrazolo1,5-Apyrimidine-2-carboxylate | Ethyl 4,5,6,7-Tetrahydropyrazolo[1,5-A]Pyrimidine-2-Carboxylate | C9H13N3O2 | 195.218421697617 |
| 1394024-12-4 | 7-Chloro-5-ethyl-2-methyl-2H-pyrazolo[4,3-d]pyrimidine | | C8H9ClN4 | 196.63685965538 |
| 1358830-86-0 | 2-({1-ethyl-6-[(4-fluorophenyl)methyl]-3-methyl-7-oxo-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-5-yl}sulfanyl)-N-(3-methoxyphenyl)acetamide | | C24H24FN5O3S | 481.54246711731 |
| 1358283-42-7 | N-(2,5-dimethylphenyl)-2-({1-ethyl-6-[(4-fluorophenyl)methyl]-3-methyl-7-oxo-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-5-yl}sulfanyl)acetamide | | C25H26FN5O2S | 479.569647312164 |
| 1357815-92-9 | 2-{6-benzyl-1-ethyl-3-methyl-5,7-dioxo-1H,4H,5H,6H,7H-pyrazolo[4,3-d]pyrimidin-4-yl}-N-[(4-methylphenyl)methyl]acetamide | | C25H27N5O3 | 445.513585329056 |
| 1700564-48-2 | 7-ethyl-6-methyl-2-(2-methylpropyl)-4H,5H,6H,7H-pyrazolo1,5-apyrimidine | | C13H23N3 | 221.341822862625 |
| 1699617-20-3 | 5-methyl-2-(trifluoromethyl)-4H,5H,6H,7H-pyrazolo1,5-apyrimidine | | C8H10F3N3 | 205.18031167984 |
| 1700206-89-8 | 11-(trifluoromethyl)-1,8,12-triazatricyclo7.3.0.0,2,6dodeca-9,11-diene | | C10H12F3N3 | 231.21759223938 |
| 1696226-42-2 | 2-ethyl-7-(thiophen-2-yl)-4H,5H,6H,7H-pyrazolo1,5-apyrimidine | | C12H15N3S | 233.332600831985 |
| 869948-08-3 | 7-(trifluoromethyl)-4H,5H,6H,7H-pyrazolo1,5-apyrimidine-3-carboxylic acid | | C8H8F3N3O2 | 235.16323184967 |
| 725699-03-6 | 7-(Difluoromethyl)-5-methyl-4,5,6,7-tetrahydropyrazolo1,5-apyrimidine-2-carboxylic Acid | 7-（二氟甲基）-5-甲基-4,5,6,7-四氢吡唑-1,5-嘧啶-2-羧酸 | C9H11F2N3O2 | 231.199348688126 |
| 83824-38-8 | 1-Methyl-1H-pyrazolo4,3-Dpyrimidine-5,7-diol | 1-甲基-1,4-二氢-吡唑并[4,3-d]嘧啶-5,7-二酮 | C6H6N4O2 | 166.13744020462 |
| 147676-79-7 | Desmethyl Fondenafil | Desmethyl Carbodenafil | C23H30N6O3 | 438.522704601288 |
| 1824051-49-1 | 5-Chloro-2-methyl-2H-pyrazolo[4,3-d]pyrimidine | | C6H5ClN4 | 168.583698987961 |
| 1359446-13-1 | 5-{[(4-chlorophenyl)methyl]sulfanyl}-1-ethyl-6-[(4-methoxyphenyl)methyl]-3-methyl-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one | | C23H23ClN4O2S | 454.972322702408 |
| 1358830-77-9 | 6-[(2H-1,3-benzodioxol-5-yl)methyl]-5-{[(3-chlorophenyl)methyl]sulfanyl}-1-ethyl-3-methyl-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one | | C23H21ClN4O3S | 468.955842733383 |
| 1358233-91-6 | N-(2H-1,3-benzodioxol-5-yl)-2-({1-ethyl-3-methyl-6-[(4-methylphenyl)methyl]-7-oxo-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-5-yl}sulfanyl)acetamide | | C25H25N5O4S | 491.56210398674 |
| 951594-23-3 | N-4-(diethylamino)-2-methylphenyl-2-{6-(4-fluorophenyl)methyl-2-methyl-5,7-dioxo-2H,4H,5H,6H,7H-pyrazolo4,3-dpyrimidin-4-yl}acetamide | | C26H29FN6O3 | 492.545268774033 |
| 1357782-63-8 | 2-({1-ethyl-3-methyl-6-(4-methylphenyl)methyl-7-oxo-1H,6H,7H-pyrazolo4,3-dpyrimidin-5-yl}sulfanyl)-N-(propan-2-yl)acetamide | | C21H27N5O2S | 413.536382913589 |
| 1359312-69-8 | 2-({6-(4-chlorophenyl)methyl-1-ethyl-3-methyl-7-oxo-1H,6H,7H-pyrazolo4,3-dpyrimidin-5-yl}sulfanyl)-N-(2,3-dimethylphenyl)acetamide | | C25H26ClN5O2S | 496.02424287796 |
| 1359083-99-0 | 2-({1-ethyl-6-[(4-fluorophenyl)methyl]-3-methyl-7-oxo-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-5-yl}sulfanyl)-N-[(4-fluorophenyl)methyl]acetamide | | C24H23F2N5O2S | 483.533530473709 |
