Benzo[b]thiophene-7-carbonyl chloride CAS 120081-47-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 120081-47-2 |
| Molecular Formula | C9H5ClOS |
| Molecular Weight | 196.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Benzo[b]thiophene-7-carbonyl chloride (CAS 120081-47-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H5ClOS. Molecular weight: 196.65 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H5ClOS |
| Molecular Weight | 196.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Benzo Standards
- 1-(1H-benzo[d]imidazol-2-yl)-2-chloroethan-1-ol (CAS 400073-85-0)
- 1-(Benzo[c][1,2,5]oxadiazol-5-yl)-2-chloroethanone (CAS 136482-14-9)
- 1H-Benzo[d]imidazol-2-yl carbonochloridate (CAS 412352-51-3)
- S-Benzo[d][1,3]dioxol-5-yl ethanethioate (CAS 5279-33-4)
- Benzo[b]selenophen-3(2H)-one (CAS 19446-95-8)
- 5H-Benzo-[c]1,6-naphthyridin-6-one, 97% (CAS 53439-83-1)
- Benzo[b][1,8]naphthyridin-5(10H)-one (CAS 28907-30-4)
- Benzo[c][1,8]naphthyridin-6(5H)-one (CAS 53439-81-9)
Recommended Standards
- Tofacitinib Impurity 221 (CAS CATO-C4X-1079221)
- 3-(2-Chloroethyl)-6-fluoro-1H-indene (CAS 1260900-03-5)
- 7-Chloro-5-propyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 917747-66-1)
- Ethyl 2-(3-aminoazetidin-1-yl)acetate (CAS 1482895-11-3)
- (R)-1-(4-(Isopentyloxy)phenyl)ethan-1-amine (CAS 1212308-53-6)
- dimethyl-1H-1,2,3-triazole-4-carbohydrazide (CAS 1862908-11-9)
- (2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-(4-nitrophenoxy)-9H-purin-9-yl)tetrahydrofuran-3,4-diol (CAS 136035-17-1)
- (2-(Pyridin-1-ium-1-yl)phenyl)amide (CAS 7203-39-6)
- 5-Isocyanato-1-methyl-3-trifluoromethyl-1H-pyrazole (CAS 1349708-70-8)
- Acetyl Tripeptide-1 (CAS 350595-76-5)
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