5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-3-carboxylic acid CAS 1354699-11-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1354699-11-8 |
| Molecular Formula | C11H15BO4S |
| Molecular Weight | 254.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-3-carboxylic acid (CAS 1354699-11-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H15BO4S. Molecular weight: 254.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
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.) | 1991 |
| Sulfur Atoms | 1 |
Related Tetramethyl Standards
- 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylic acid (CAS 1187591-40-7)
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-3-carboxylic acid (CAS 1191063-59-8)
- 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-Chloro-2-((4-chlorobenzyl)oxy)pyridine (CAS 1346707-11-6)
- 2-(2,4-Dichlorophenyl)-4-hydroxy-5-methylpyridine (CAS 1361836-54-5)
- 4-Chloro-2-((3-chlorobenzyl)oxy)pyridine (CAS 1346707-10-5)
- Methyl 5-(6-methoxynicotinoyl)-2- furanoate (CAS 898786-26-0)
- 3'-Chloro-[1,1'-biphenyl]-4-amine hydrochloride (CAS 811842-60-1)
- exo-3-Boc-3-azabicyclo[3.1.0]hexane-6-methanol (CAS 419572-18-2)
- 5-Nitro-1H-indole-7-carboxylic acid (CAS 1167056-38-3)
- Methyl 4-methyl-2-oxo-1,2-dihydropyridine-3-carboxylate, 97% (CAS 147078-67-9)
- (3R,5S)-Methyl 2-methyl-3-phenylisoxazolidine-5-carboxylate (CAS 87190-47-4)
- Semaglutide impurity 65 (CAS CATO-C4X-222665)
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