Thiamine Impurity 32 CAS 52164-53-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 52164-53-1 |
| Molecular Formula | C12H18N4O2S2 |
| Molecular Weight | 314.43 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Thiamine Impurity 32 (CAS 52164-53-1) pharmacopoeial impurity standards reference standard. Molecular formula: C12H18N4O2S2. Molecular weight: 314.43 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C12H18N4O2S2 |
| Molecular Weight | 314.43 g/mol |
| Purity | 97%+ |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related Thiamine Standards
- Thiamine /Vitamin B1 Impurity 56 (CAS 1153-39-5)
- Thiamine Impurity 42 (CAS 38655-47-9)
- Thiamine /Vitamin B1 Impurity 50 (CAS 10553-88-5)
- Thiamine nitrate EP Impurity E (CAS 299-35-4)
- Thiamine /Vitamin B1 Impurity 55 (CAS 855380-68-6)
- Thiamine Impurity 41 (CAS 92325-11-6)
- Thiamine-13C3 Hydrochloride (CAS CATO-C4X-187317)
- Thiamine Nitrate EP Impurity A (CAS 2380-61-2)
Recommended Standards
- Cimetidine EP Impurity H (CAS 74886-59-2)
- N-benzyl-4-methyl-2-(thiophen-3-yl)thiazole-5-carboxamide (CAS 949256-10-4)
- 9-Hydroxynonyl 4-methylbenzenesulfonate (CAS 1146096-85-6)
- Calcium Dobesilate Impurity 3 (CAS CATO-C4X-20513)
- Papaverine Impurity 32 (CAS 608141-21-5)
- 3-[1-phenyl-3-(4-phenylphenyl)-1h-pyrazol-4-yl]propanoic acid (CAS 1210822-80-2)
- Dapoxetine Impurity 93 (CAS CATO-C4X-143993)
- N-Me-Orn-OH (CAS 16748-29-1)
- 5-Iodoacetamidoerythrosin (>90%) (CAS 86583-16-6)
- Semaglutide impurity 37 (CAS CATO-C4X-222637)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com