Azathioprine Impurity 6 CAS 154-42-7
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 154-42-7 |
| Molecular Formula | C5H5N5S |
| Molecular Weight | 167.19 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Azathioprine Impurity 6 (CAS 154-42-7) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C5H5N5S. Molecular weight: 167.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H5N5S |
| Molecular Weight | 167.19 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Azathioprine Standards
- Azathioprine Impurity 8 (CAS 50-66-8)
- Azathioprine EP Impurity C (CAS 4897-25-0)
- Azathioprine EP Impurity D (CAS 6339-54-4)
- Azathioprine Impurity 9 (CAS 1190008-04-8)
- Azathioprine Impurity 24 (CAS CATO-C4X-146324)
- Azathioprine EP Impurity B (CAS 157930-13-7)
- Azathioprine EP Impurity B (CAS 50-44-2)
- Azathioprine Impurity 21 (CAS 30467-02-8)
Recommended Standards
- Famotidine Impurity 81 (CAS CATO-C4X-139281)
- Dotinurad Impurity 79 (CAS 872278-58-5)
- Macitentan Impurity 28 (CAS CATO-C4X-117528)
- Primidone EP Impurity C (CAS 90-26-6)
- Obeticholic Acid Impurity 45 (CAS CATO-C4X-115345)
- Methyl 3-benzamidothiophene-2-carboxylate (CAS 79128-70-4)
- 1-(6-Bromo-4-hydroxypyridin-2-yl)ethan-1-one (CAS 1393553-82-6)
- 3-(3-Methyl-1,2,4-oxadiazol-5-yl)propan-1-amine (CAS 1248456-08-7)
- 4-(3-Methyl-1H-pyrazol-1-yl)-6-(piperazin-1-yl)pyrimidine (CAS 1706454-54-7)
- Q-Peptide trifluoroacetate salt (CAS 1361235-89-3)
Why CATO?
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