HuagongsheHuagongshe Chemistry Print Report · For research reference only
1,3-dimethyl-1H-pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione → 5,7-dichloro-1,3-dimethyl-1H-pyrazolo[4,3-d]pyrimidine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 1,3-dimethyl-1H-pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione | HCID 13822929 | — |
| Reactant | 5,7-dichloro-1-methyl-1H-pyrazolo[4,3-d]pyrimidine | HCID 57415862 | — |
| Product | 5,7-dichloro-1,3-dimethyl-1H-pyrazolo[4,3-d]pyrimidine | HCID 58222479 | — |
Reaction Steps
This compound was prepared in an analogous fashion to 5,7-dichloro-1-methyl-1H-pyrazolo[4,3-d]pyrimidine, using 1,3-dimethyl-1H-pyrazolo[4,3-d]-pyrimidine-5,7(4H,6H)-dione as the starting material. 1H NMR (CDCl3, 400 MHz) δ ppm 4.32 (s, 3H), 2.60 (s, 3H); LC-MS m/z (method B2)=217.2/219.2 [M+H]+, RT=1.688 min.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08828990B2 |
| Source dataset | uspto-grants-2014_09 |
| ORD ID | ord-b0ae29bac99d4c59bc29cb7ddb2c8e4a |
| Source note | uspto-grants-2014_09 |