Online Database of Chemicals from Around the World
| Product Name | CAS Registry Number | Molecular Formula |
|---|---|---|
| 8-(3,4-Dihydro-2H-Pyran-2-Yloxy)-1,3,7-Trimethylpurine-2,6-Dione | 73747-34-9 | C13H16N4O4 |
| 1-(3,4-Dihydro-2H-Pyran-5-Yl)-2,2,2-Trifluoro-Ethanone | 109317-74-0 | |
| 3,6-Dihydro-2H-pyran-4-yl trifluoromethanesulfonate | 188975-30-6 | C6H7F3O4S |
| 1,4-Dihydro-2,3-Pyrazinedione | 931-18-0 | C4H4N2O2 |
| 1,1'-(2,3-Dihydropyrazine-1,4-Diyl)Diethanone | 229024-99-1 | C8H12N2O2 |
| 3,4-Dihydro-Pyrazino[1,2-a]Benzimidazol-1(2H)-One | 51052-05-2 | |
| 3,4-Dihydropyrazino[1,2-a]Indol-1(2H)-One | 152193-85-6 | C11H10N2O |
| 6,7-Dihydropyrazino[2,3-d]Pyridazine-5,8-Dione | 13480-40-5 | C6H4N4O2 |
| 6,7-Dihydro-2H-pyrazino[1,2-a]pyrimidine | 651043-40-2 | C7H9N3 |
| 3,4-Dihydro-2H-pyrazino[1,2-a]pyrimidin-2-one | 781552-10-1 | C7H7N3O |
| 5,10-Dihydropyrazino[2,3-b]Quinoxaline | 203664-22-6 | C10H8N4 |
| 1-(3,6-Dihydro-2H-Pyrazin-1-Yl)Ethanone | 219661-69-5 | C6H10N2O |
| 3-(5,6-Dihydro-2-pyrazinyl)-4H-pyrrolo[3,2-d][1,2]oxazole | 603067-71-6 | C9H8N4O |
| N,N'-4,5-Dihydropyrazin-2-Yl-6-Ylidenediformamide | 35975-28-1 | C6H8N4O2 |
| 2,5-Dihydro-1H-Pyrazol-3-Amine Dihydrochloride | 4189-86-0 | C3H8ClN3 |
| 4,5-Dihydro-1H-Pyrazole | 109-98-8 | C3H6N2 |
| Dihydropyrazole | 36118-45-3 | C3H6N2 |
| 2,3-Dihydropyrazolo[1,5,4-de]-1,4-benzoxazine-6-carboxylic acid (3-endo)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl ester | 223570-85-2 | C18H21N3O3 |
| 2,3-Dihydro-1H,9H-Pyrazolo[1,2-a]Indazole | 106662-04-8 | C10H12N2 |
| 1,5-Dihydro-4H-Pyrazolo[4,3-c][1,8]Naphthyridin-4-One | 153457-27-3 | C9H6N4O |
| 1,2-Dihydro-3H-pyrazol-3-one | 137-45-1 (60456-92-0) | C3H4N2O |
| 6,7-Dihydro-4H-pyrazolo[5,1-c][1,4]oxazine-2-carbaldehyde | 623565-59-3 | C7H8N2O2 |
| 6,7-Dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carbaldehyde | 623565-63-9 | C7H8N2O2 |
| 6,7-Dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxylic acid | 718621-99-9 | C7H8N2O3 |
| 6,7-Dihydro-4H-Pyrazolo[5,1-c][1,4]Oxazine-2-carboxylic Acid Ethyl Ester | 623565-57-1 | C9H12N2O3 |
| 6,7-Dihydro-1H-Pyrazolo[5,1-c][1,4]Oxazine-2,4-Dione | 52867-58-0 | C6H6N2O3 |
| 6,7-Dihydro-4H-pyrazolo[5,1-c][1,4]oxazin-2-ylmethanol | 623565-58-2 | C7H10N2O2 |
| 6,7-Dihydro-5H-pyrazolo[5,1-b][1,3]oxazin-2-ylmethanol | 623565-62-8 | C7H10N2O2 |
| 6,7-Dihydropyrazolo[1,5-a]pyrazine-2,5(4H)-dicarboxylic acid 5-(1,1-dimethylethyl) ester | 1209492-73-8 | C12H17N3O4 |
| 4,7-Dihydro-1H-Pyrazolo[3,4-b]Pyrazine-5,6-Dione | 21616-67-1 | C5H4N4O2 |
| 6,7-Dihydropyrazolo[1,5-a]pyrazin-4(5H)-one | 951626-38-3 | C6H7N3O |
| 1,6-Dihydro-Pyrazolo[3,4-c]Pyrazol-3-Amine | 128854-05-7 | C4H5N5 |
| 2,3-Dihydro-1H-pyrazolo[1,2-a]pyridazine-5,8-dione | 613241-58-0 | C7H8N2O2 |
| 5,6-Dihydro-1H-pyrazolo[1,2-a]pyridazine-1,3(2H)-dione | 875215-49-9 | C7H8N2O2 |
| 1,2-Dihydro-3H-Pyrazolo[4,3-b]Pyridine-3,3-Diol | 55760-13-9 | C6H7N3O2 |
| 6,7-Dihydropyrazolo[1,5-a]pyridin-4(5H)-one | 197094-19-2 | C7H8N2O |
| 1,2-Dihydro-3H-pyrazolo[4,3-b]pyridin-3-one | 51617-92-6 | C6H5N3O |
| 1,2-Dihydro-3H-Pyrazolo[3,4-c]Pyridin-3-One | 53975-70-5 | C6H5N3O |
| 1,4-Dihydro-7H-pyrazolo[4,3-b]pyridin-7-one | 94220-42-5 | C6H5N3O |
| (2E)-2-(1,2-Dihydro-3H-pyrazolo[3,4-b]pyridin-3-ylidene)-2H-pyrrole-4-carboxylic acid | 1027274-36-7 | C11H8N4O2 |
| 3a,7a-Dihydro-1H-pyrazolo[3,4-d]pyrimidin-4-amine | 606489-20-7 | C5H7N5 |
| 6,7-Dihydropyrazolo[1,5-a]Pyrimidine-4(5H)-Carbaldehyde | 126352-82-7 | C7H9N3O |
| 5,7a-Dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-ol | 748764-60-5 | C5H6N4O |
| 1,4-Dihydro-7H-Pyrazolo[4,3-d]Pyrimidin-7-One | 13877-55-9 | C5H4N4O |
| 3,5-Dihydro-4H-Pyrazolo[3,4-d]Pyrimidin-4-One | 161746-79-8 | C5H4N4O |
| 1,7A-Dihydro-7H-Pyrazolo[4,3-d]Pyrimidin-7-One | 179042-24-1 | C5H4N4O |
| 1,2-Dihydropyrazolo[3,4-d]pyrimidin-4-one | 291279-53-3 | |
| 1,5-Dihydro-6H-Pyrazolo[3,4-d]Pyrimidin-6-One | 40925-39-1 | C5H4N4O |
| 1,2-Dihydro-3H-pyrazolo[3,4-d]pyrimidin-3-one | 90993-87-6 | C5H4N4O |
| 1,5-Dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one | 916980-04-6 | C5HD3N4O |