![Chemical structure of Tetrazolo[1,5-a]pyrimidine-5-carboxylic acid, 1,7-dihydro-7-oxo-, CAS 21139-79-7](https://api.angenesci.com/structure/341/21139-79-7.png)
| CAS Number | 21139-79-7 |
| Catalog Number | AG002LBO |
| Chemical Name | Tetrazolo[1,5-a]pyrimidine-5-carboxylic acid, 1,7-dihydro-7-oxo- |
| MDL Number | MFCD28405708 |
| Molecular Formula | C5H3N5O3 |
| Molecular Weight | 181.1090 |
| SMILES | OC(=O)c1cc(=O)n2nnnc2[nH]1 |
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