Thiocolchicoside EP Impurity B CAS 2730-71-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2730-71-4 |
| Molecular Formula | C22H25NO5S |
| Molecular Weight | 415.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Thiocolchicoside EP Impurity B (CAS 2730-71-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C22H25NO5S. Molecular weight: 415.50 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C22H25NO5S |
| Molecular Weight | 415.50 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Thiocolchicoside Standards
- Thiocolchicoside Impurity 1 (CAS 87424-25-7)
- Thiocolchicoside Impurity 3 (CAS 102419-91-0)
- Thiocolchicoside EP Impurity H (10-Demethoxy Colchicoside) (CAS CATO-C4X-27704)
- Thiocolchicoside EP Impurity G (CAS 177991-81-0)
- Thiocolchicoside EP Impurity E (CAS 219547-29-2)
- Thiocolchicoside EP Impurity K (CAS CATO-C4X-27703)
- Thiocolchicoside (CAS 602-41-5)
- Thiocolchicoside EP Impurity L (CAS CATO-C4X-27707)
Recommended Standards
- Boc-N-Amido-PEG5-Ms (CAS 2128735-28-2)
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- 1-Benzyl-1-pyrazinium Bromide (CAS 163800-97-3)
- Dimethyl Hexanedioate-2,2,5,5-d4 (CAS 76785-05-2)
- 2-Cyano-N-(2-methoxy-4-nitrophenyl)acetamide (CAS 546099-81-4)
- 4-ethoxypyridine-3-sulfonamide (CAS 1229666-21-0)
- N-(4-methoxyphenyl)-2-(4-(4-nitrophenyl)piperazin-1-yl)acetamide (CAS 882080-77-5)
- n-(2-(Pyridin-3-yl)ethyl)thieno[3,2-d]pyrimidin-4-amine (CAS 1179669-47-6)
- Semaglutide Impurity 16 (CAS CATO-C4X-222616)
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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