3-Chlorobenzo[4,5]thieno[2,3-b]pyridine CAS 118726-30-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 118726-30-0 |
| Molecular Formula | C11H6ClNS |
| Molecular Weight | 219.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chlorobenzo[4,5]thieno[2,3-b]pyridine (CAS 118726-30-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H6ClNS. Molecular weight: 219.69 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H6ClNS |
| Molecular Weight | 219.69 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chlorobenzo Standards
- 3-Chlorobenzo[5,6][1,4]dioxino[2,3-c]pyridazine (CAS 55826-65-8)
- 4-Chlorobenzo[4,5]thieno[3,2-d]pyrimidine (CAS 36822-09-0)
- 3-Chlorobenzo[b]thiophene-2-carboxylic acid 3-chlorobenzo(b)thiophene-2-carboxylic acid 3-chloro-benzo[b]thiophene carboxylic acid 3-chloro-2-benzo[b]thiophene carboxylic acid 3-chloro-benzo[b]thio-phene-2-carboxylic acid 3-chlorobenzo [b]thiophene-2-carboxylic acid 3-chloro-1-benzothiophene-2-carboxylic acid 3-chloro-benzo[b]thiophene-2-carboxylic acid 3-Chlorobenzothiophene-2-carboxylic acid 21211-22-3 (CAS 21211-22-3)
- 4-Chlorobenzo[d]isothiazol-3(2H)-one 1,1-dioxide (CAS 3476-02-6)
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Recommended Standards
- 2-chloro-5-(methanesulfonylmethyl)aniline (CAS 1184114-42-8)
- n-((5-Chlorothiophen-2-yl)methyl)-2-methoxyacetamide (CAS 1222953-12-9)
- 4-Chloro-3-(methanesulfonylmethyl)aniline (CAS 1178024-93-5)
- 2,7-Dibromo-9-phenyl-9H-carbazole (CAS 444796-09-2)
- 1-{[3-(chloromethyl)phenyl]sulfanyl}-N,N-dimethylformamide (CAS 1384428-27-6)
- 1-(1-Methyl-1H-pyrazol-4-yl)ethan-1-amine hydrochloride (CAS 1396762-20-1)
- (S)-2-Amino-1-(3-((cyclopropylmethyl)amino)pyrrolidin-1-yl)ethanone (CAS 1354009-30-5)
- 5,6-Dihydro-4h-cyclopenta[c]isothiazol-3-amine (CAS 937667-84-0)
- 4-Chloro-1-cyclopropyl-1H-pyrazole (CAS 1204901-66-5)
- [y-Glu3]-Semaglutide Impurity 135 (CAS CATO-C4X-2226135)
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