rac-Tamsulosin EP Impurity D CAS 94666-11-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 94666-11-2 |
| Molecular Formula | C19H26N2O5S |
| Molecular Weight | 394.49 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies rac-Tamsulosin EP Impurity D (CAS 94666-11-2), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H26N2O5S. Molecular weight: 394.49 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H26N2O5S |
| Molecular Weight | 394.49 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related rac Standards
- Tamsulosin EP Impurity D (CAS 1799280-05-9)
- (R)-Tamsulosin (CAS 106133-20-4)
- (+-)-Tamsulosin (CAS 94666-07-6)
- Tamsulosin EP Impurity G (CAS 106138-88-9)
- Tamsulosin Sulfonic Acid (CAS 890708-67-5)
- Tamsulosin D4 (CAS 1231943-97-7)
- Tamsulosin EP Impurity C (CAS 2244986-82-9)
- Tamsulosin Impurity 79 (CAS CATO-C4X-118779)
Recommended Standards
- 2-Ethyl-8,9-dimethoxy-5-((4-methylbenzyl)thio)-[1,2,4]triazolo[1,5-c]quinazoline (CAS 860650-28-8)
- 3-(1,1-Dioxidotetrahydrothiophen-3-yl)-5-(1-methyl-2-oxoindolin-3-ylidene)-2-thioxothiazolidin-4-one (CAS 312938-47-9)
- 2-Ethyl-8,9-dimethoxy-5-((3-methylbenzyl)thio)-[1,2,4]triazolo[1,5-c]quinazoline (CAS 685108-49-0)
- Indocyanine Green Impurity 19 (CAS CATO-C4X-250319)
- Rivaroxaban Impurity 47 (CAS 1082588-73-5)
- 1-Chloro-4-methylpentane (CAS 62016-94-8)
- JNJ-10198409 (CAS 627518-40-5)
- 3-(2-Aminoethyl)-1h-indole-4-carbonitrile (CAS 117719-66-1)
- 5-Methoxy-1-methyl-1H-indol-6-ol (CAS 129001-41-8)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com