It serves as a precursor to the final active pharmaceutical ingredient (API), where it is converted into 1-{9-[(4S, 2R, 3R, 5R)-3, 4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-6-aminopurin-2-yl}pyrazole-4-yl)-N-methylcarboxamide via amide coupling, or used to evaluate purity. 1H-Pyrazole-4-carboxylic acid, 1-(6-amino-9-beta-D-ribofuranosyl-9H-purin-2-yl)- (CAS 313348-29-7) is a key intermediate and a known EP impurity (Impurity B) in the synthesis of Regadenoson.
1H-Pyrazole-4-carboxylic acid, 1-(6-amino-9-beta-D-ribofuranosyl-9H-purin-2-yl)
| API Name | Regadenoson |
|---|---|
| CAS No | 313348-29-7 |
| Molecular Formula | C14H15N7O6 |
| Molecular Weight | 377.31 g/mol |
| Synonyms | 1-[6-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]purin-2-yl]pyrazole-4-carboxylic acid |
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Frequently Asked Questions
It serves as a precursor to the final active pharmaceutical ingredient (API), where it is converted into 1-{9-[(4S, 2R, 3R, 5R)-3, 4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-6-aminopurin-2-yl}pyrazole-4-yl)-N-methylcarboxamide via amide coupling, or used to evaluate purity. 1H-Pyrazole-4-carboxylic acid, 1-(6-amino-9-beta-D-ribofuranosyl-9H-purin-2-yl)- (CAS 313348-29-7) is a key intermediate and a known EP impurity (Impurity B) in the synthesis of Regadenoson.
The CAS number of 1H-Pyrazole-4-carboxylic acid, 1-(6-amino-9-beta-D-ribofuranosyl-9H-purin-2-yl) is 313348-29-7.
The molecular formula of 1H-Pyrazole-4-carboxylic acid, 1-(6-amino-9-beta-D-ribofuranosyl-9H-purin-2-yl) is C14H15N7O6.
The listed molecular weight of 1H-Pyrazole-4-carboxylic acid, 1-(6-amino-9-beta-D-ribofuranosyl-9H-purin-2-yl) is 377.31 g/mol.
1H-Pyrazole-4-carboxylic acid, 1-(6-amino-9-beta-D-ribofuranosyl-9H-purin-2-yl) is listed as being used in connection with the following API: Regadenoson.
The listed synonym or IUPAC name for 1H-Pyrazole-4-carboxylic acid, 1-(6-amino-9-beta-D-ribofuranosyl-9H-purin-2-yl) is 1-[6-amino-9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]purin-2-yl]pyrazole-4-carboxylic acid.