(4-Hydroxybenzo[b]thiophen-2-yl)boronic acid CAS 1321898-39-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1321898-39-8 |
| Molecular Formula | C8H7BO3S |
| Molecular Weight | 194.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(4-Hydroxybenzo[b]thiophen-2-yl)boronic acid (CAS 1321898-39-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H7BO3S. Molecular weight: 194.02 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H7BO3S |
| Molecular Weight | 194.02 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Sulfur Atoms | 1 |
Related Hydroxybenzo Standards
- 7-Hydroxybenzo[b]thiophene-6-carboxylic acid (CAS 1000774-33-3)
- 1-(5-Hydroxybenzo[c][1,2,5]thiadiazol-4-yl)ethanone (CAS 120893-39-2)
- 7-Hydroxybenzo[b]thiophene-5-carboxylic acid (CAS 1221448-81-2)
- 6-HYDROXYBENZO[B]THIOPHENE-2-CARBOXYLIC ACID (CAS 1432040-88-4)
- 5-Hydroxybenzo[b]thiophene-3-carboxylic acid (CAS 16304-39-5)
- 3-Hydroxybenzo[b]thiophene-2-carboxylic acid (CAS 191031-07-9)
- 4-Hydroxybenzo[b]thiophene-5-carboxylic acid (CAS 197014-73-6)
- 5-Hydroxybenzo[b]thiophene-2-carboxylic acid (CAS 95094-87-4)
Recommended Standards
- (5-(Furan-2-yl)thiophen-2-yl)boronic acid (CAS 1310383-96-0)
- 2-Amino-4,6-dichloro-5-methoxypyrimidine (CAS 13428-25-6)
- 2,5-Dichloro-6-(hydroxymethyl)pyridin-3-ol (CAS 1261365-99-4)
- 1-(1-(Thiazol-2-yl)ethyl)piperidin-3-ol (CAS 1065484-59-4)
- (2S)-1-{6-[(1-carboxy-2-methylpropyl)amino]-5-nitropyridin-2-yl}pyrrolidine-2-carboxylic acid (CAS 300374-38-3)
- Sodium 2-((((2R,3S,5R)-5-(5-((E)-2-bromovinyl)-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3-hydroxytetrahydrofuran-2-yl)methoxy)oxidophosphoryl)acetate (CAS 117707-11-6)
- (2-Bromo-6-chloropyridin-4-yl)methanamine (CAS 1060815-63-5)
- Ethyl 3-(piperidin-4-ylamino)propanoate (CAS 1248403-16-8)
- 5-(3-Bromo-4-methoxy-phenyl)-2H-tetrazole (CAS 191602-76-3)
- Protein Kinase C? Peptide Substrate (CAS 120253-69-2)
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