Guanosine Impurity 1 CAS 69281-33-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 69281-33-0 |
| Molecular Formula | C13H16N7O7P |
| Molecular Weight | 413.28 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Guanosine Impurity 1 (CAS 69281-33-0) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C13H16N7O7P. Molecular weight: 413.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C13H16N7O7P |
| Molecular Weight | 413.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 7 |
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Recommended Standards
- Ethyl 3-((2-amino-5-chlorophenyl)sulfonyl)-5-chloro-1H-indole-2-carboxylate (CAS 206256-33-9)
- 4-((4-(Benzyloxy)-5-bromopyridin-3-yl)sulfonyl)morpholine (CAS 1352532-23-0)
- Delanzomib (CAS 847499-27-8)
- Gaspofungin Impurity F (CAS CATO-C4X-157521)
- Sitagliptin Impurity 24 (CAS CATO-C4X-114424)
- 8-Fluoro-3,4-dihydro-1h-2-benzothiopyran-4-one (CAS 186424-40-8)
- 2-Amino-N-(2-(trifluoromethoxy)phenyl)acetamide (CAS 1595235-54-3)
- 1,2,7,8-Tetrabromodibenzofuran (CAS 84761-80-8)
- N-(3-Amino-4-chlorophenyl)-3-(isopentyloxy)-benzamide (CAS 1020055-98-4)
- Semaglutide Impurity 177 (CAS CATO-C4X-2226177)
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