Ethyl 4-(tributylstannyl)benzoate CAS 294210-67-6
| CAS No. | 294210-67-6 |
| Molecular Formula | C21H36O2Sn |
| Molecular Weight | 439.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Ethyl 4-(tributylstannyl)benzoate (CAS 294210-67-6), molecular formula C21H36O2Sn and molecular weight 439.22 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Ethyl 4-(tributylstannyl)benzoate (C21H36O2Sn) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 439.22 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H36O2Sn |
| Molecular Weight | 439.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Ethyl Standards
- Methyl 2-(4-(tributylstannyl)phenyl)acetate (CAS 169267-66-7)
- Ethyl 5-(tributylstannyl)nicotinate (CAS 405938-98-9)
- 2-Methyl-3-(tributylstannyl) benzothiophene (CAS 174908-69-1)
- Methyl (3-(tributylstannyl)phenyl) carbonate (CAS 198202-09-4)
- Phenyl(2-(tributylstannyl)cyclopropyl)methanol (CAS 832132-88-4)
- 2-(Tributylstannyl)-5-(trifluoromethyl)pyrimidine (CAS 2560586-04-9)
- 2-(4-(Tributylstannyl)thiazol-2-yl)propan-2-ol (CAS 1245816-16-3)
- 2-(5-(Tributylstannyl)thiazol-2-yl)propan-2-ol (CAS 1364746-25-7)
Recommended Standards
- Ethyl 6-bromo-4-((3-(trifluoromethyl)phenyl)amino)quinoline-3-carboxylate (CAS 449197-54-0)
- Hexanitrodiphenylamine (CAS 131-73-7)
- (2E)-N-(4-Iodophenyl)-3-(2,3,4-trimethoxyphenyl)prop-2-enamide (CAS 329778-49-6)
- Sacubitril Impurity 29 (CAS CATO-C4X-280929)
- (2-Chlorobenzyl)triphenylphosphonium chloride (CAS 18583-55-6)
- Methyl 3-amino-1H-pyrazole-5-carboxylate hydrochloride (CAS 1228351-41-4)
- (R)-1-(2-Methyl-3-(trifluoromethyl)phenyl)ethan-1-amine (CAS 1212862-77-5)
- Ethyl 2-((tert-butoxycarbonyl)amino)-4,5,6,7-tetrahydrobenzo[d]thiazole-4-carboxylate (CAS 1369897-34-6)
- 3-(3-Cyclopropyl-5-sulfanyl-4h-1,2,4-triazol-4-yl)propanamide (CAS 929972-30-5)
- Pesticide Mix 33 (CAS CATO-MCPD103109-AL)
- 1,4-Bis((2,6-dimethylphenyl)amino)anthracene-9,10-dione (CAS 7639-96-5)
- 4,4,5,5-Tetramethyl-2-(3-methylbenzofuran-6-yl)-1,3,2-dioxaborolane (CAS 1132943-82-8)
- N-(4-Ethoxyphenyl)-2,2-diphenylacetamide (CAS 23105-48-8)
- Dulaglutide (CAS 923950-08-7)
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 18665070610 / Nicole.chen@cato-chem.com