3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylic acid CAS 1187591-40-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1187591-40-7 |
| Molecular Formula | C11H15BO4S |
| Molecular Weight | 254.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylic acid (CAS 1187591-40-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H15BO4S. Molecular weight: 254.11 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H15BO4S |
| Molecular Weight | 254.11 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Sulfur Atoms | 1 |
Related Tetramethyl Standards
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-3-carboxylic acid (CAS 1191063-59-8)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-3-carboxylic acid (CAS 1354699-11-8)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole-2-carboxamide (CAS 2223044-61-7)
- 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine (CAS 1383675-83-9)
- 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6,7-dihydro-4H-pyrazolo[5,1-c][1,4]oxazine (CAS 2057507-08-9)
- Methyl 3-((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl)cyclobutane-1-carboxylate (CAS 2365173-88-0)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)isophthalonitrile (CAS 863868-35-3)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)isophthalonitrile (CAS 863868-34-2)
Recommended Standards
- [4-(Cyclopentanesulfonyl)phenyl]boronic acid (CAS 1175560-94-7)
- 3-( Methoxy-d (CAS 1188298-74-9)
- 6-Bromo-2-ethyl-8-fluoroquinoline (CAS 2758533-82-1)
- Methyl 3-Oxo-6-heptynoate (CAS 100330-50-5)
- 4-Iodo-1H-pyrazole-5-carboxamide (CAS 1327155-29-2)
- Ser-Asn-Tyr-Phe-Pro-Arg-Pro-Trp (CAS CATO-CPTD788488)
- (R)-2,2,2-TRIFLUORO-1-(NAPHTHALEN-1-YL)ETHAN-1-AMINE HCL (CAS 2241594-40-9)
- Methyl (r)-3-amino-3-(pyrimidin-4-yl)propanoate (CAS 1344926-29-9)
- 2-Amino-5-(difluoromethyl)-3-iodopyridine-4-sulfonamide (CAS 1806794-17-1)
- Exenatide Acetate (CAS 141732-76-5)
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