5-Benzothiazol-2-yl-thiophene-2-carboxylic acid CAS 380431-21-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 380431-21-0 |
| Molecular Formula | C12H7NO2S2 |
| Molecular Weight | 261.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Benzothiazol-2-yl-thiophene-2-carboxylic acid (CAS 380431-21-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H7NO2S2. Molecular weight: 261.32 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H7NO2S2 |
| Molecular Weight | 261.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Benzothiazol Standards
- 1-(1,3-Benzothiazol-2-yl)-5-oxopyrrolidine-3-carboxamide (CAS 1239764-78-3)
- 4-(1,3-Benzothiazol-2-yl)-2-chlorophenol (CAS 749906-91-0)
- 2-(1,3-Benzothiazol-2-yl)-4-chloroaniline (CAS 155793-48-9)
- 5-Benzothiazol-2-yl-2-chloro-phenylamine (CAS 292644-34-9)
- 1-(1,3-Benzothiazol-2-yl)-5-oxopyrrolidine-3-carboxylic acid (CAS 933749-20-3)
- 1163289-41-5 1-(1,3-Benzothiazol-2-yl)piperidine-2-carboxylic acid MFCD09739050 (CAS 1163289-41-5)
- 1-(1,3-benzothiazol-2-yl)piperidine-4-carboxylic acid (CAS 181811-44-9)
- 1-(1,3-Benzothiazol-2-yl)-3-(propan-2-yl)-4,5-dihydro-1H-pyrazol-5-one (CAS 497061-09-3)
Recommended Standards
- 5,6-Dimethoxy-1-methyl-2,3,9,9a-tetrahydro-1H-benzo[de]quinolin-7(8H)-one (CAS 36846-64-7)
- 5-Benzyl-2-oxa-5-azaspiro[3.5]nonane-8-carboxylic acid (CAS 2770348-02-0)
- 5,6-Di(thiophen-2-yl)-1,2,4-triazin-3-ol (CAS 726154-49-0)
- 5-(Chloromethyl)-2-methylheptane (CAS 1484923-00-3)
- PEG (n=18) (CAS 4445-03-8)
- 2-((4,6-Dichloro-1,3,5-triazin-2-yl)amino)ethanesulfonic acid (CAS 21369-77-7)
- 6-[(Benzenesulfonyl)methyl]-N-benzyl-2-phenylpyrimidin-4-amine (CAS 477866-97-0)
- 2-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)ethanol (CAS 127264-09-9)
- Lurbinectedin Impurity 5 (CAS 3054883-62-1)
- Des-Val23-Tirzepatide (CAS CATO-CPTD788950)
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