Thiamine Nitrate EP Impurity D CAS 490-82-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 490-82-4 |
| Molecular Formula | C12H16N4O2S |
| Molecular Weight | 280.35 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Thiamine Nitrate EP Impurity D (CAS 490-82-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H16N4O2S. Molecular weight: 280.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H16N4O2S |
| Molecular Weight | 280.35 g/mol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 1-(3-(Aminomethyl)piperidin-1-yl)-3-cyclopentylpropan-1-one (CAS 1281464-44-5)
- [5-31]-Semaglutide (CAS CATO-C4X-2226263)
Why CATO?
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