N-Nitroso Tryptophan EP Impurity H CAS 24950-98-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 24950-98-9 |
| Molecular Formula | C12H11N3O3 |
| Molecular Weight | 245.23 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
N-Nitroso Tryptophan EP Impurity H (CAS 24950-98-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H11N3O3. Molecular weight: 245.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H11N3O3 |
| Molecular Weight | 245.23 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 5876-17-5 AR-1I9890 ethyl n-{[17-(acetyloxy)androstan-3-yl]carbamoyl}glycinate (CAS 5876-17-5)
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- 1,7-Difluoro-6-methoxyisoquinoline (CAS 1409964-64-2)
- Rohamere 6661-0 (Mixture of Regiomers) (CAS 1342259-25-9)
- p-Butoxybenzylidene p-propylaniline (CAS 37599-83-0)
- 4-(Piperidin-1-yl)benzothioamide (CAS 779310-82-6)
- Tirzepatide Impurity 37 (CAS CATO-C4X-324037)
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