4H-Cyclopenta[b]thiophene-4,6(5H)-dione CAS 100925-76-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 100925-76-6 |
| Molecular Formula | C7H4O2S |
| Molecular Weight | 152.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4H-Cyclopenta[b]thiophene-4,6(5H)-dione (CAS 100925-76-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H4O2S. Molecular weight: 152.17 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H4O2S |
| Molecular Weight | 152.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Sulfur Atoms | 1 |
Related H Standards
- Cyclopenta[b]indole (CAS 246-99-1)
- 1-(Cyclopenta-2,4-dien-1-ylidene)ethyl acetate (CAS 701-12-2)
- (Cyclopenta-2,4-dien-1-ylidenemethyl)benzene (CAS 7338-50-3)
- 1H-Cyclopenta[3,4]pyrazolo[1,5-a]pyridine (CAS 103570-62-3)
- 1H-Cyclopenta[b]benzofuran (CAS 247-09-6)
- 1H-Cyclopenta[e]pyrrolo[1,2-a]pyrazine (CAS 218443-74-4)
- 3H-Cyclopenta[b]benzofuran (CAS 247-10-9)
- 5-(Cyclopenta-1,3-dien-1-yl)-1H-pyrazol-3-amine (CAS 286374-99-0)
Recommended Standards
- Potassium hydrogensulfoperoxoate (CAS 10058-23-8)
- 2-(2-Fluorophenyl)-2-methyloxirane (CAS 1037739-35-7)
- Heptanoate (sodium) (CAS 10051-45-3)
- 3-((1-Phenyl-1H-benzo[d]imidazol-2-yl)amino)propan-1-ol (CAS 61656-13-1)
- (R)-2-(5-bromo-3-chloro-2-fluorophenyl)pyrrolidine (CAS 1344497-05-7)
- N-(4-methylbenzyl)hexan-2-amine (CAS 1157130-40-9)
- 1,8-Dichloro-9,10-diphenylanthracene (CAS 80034-45-3)
- 5-Amino-2-(carboxymethyl)benzoic acid (CAS 22901-69-5)
- 1-(1H-Imidazol-2-yl)-2-methylpropan-1-amine dihydrochloride (CAS 1797398-18-5)
- Insulin Degludec Impurity 25 (CAS CATO-C4X-215725)
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