5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with ethenylbenzene and 2-propen-1-ol CAS 65186-04-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 65186-04-1 |
| Molecular Formula | C9H4O5 C8H8 C3H6O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with ethenylbenzene and 2-propen-1-ol (CAS 65186-04-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H4O5 C8H8 C3H6O. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H4O5 C8H8 C3H6O |
| Molecular Weight | 354.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
Related Isobenzofurancarboxylic Standards
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Recommended Standards
- 5-(2,6-Difluorophenyl)furan-2-carboxylic acid (CAS 1152606-60-4)
- Methyl 3-{[(2-chloroethyl)carbamoyl]amino}-4-methylbenzoate (CAS 64624-41-5)
- 2-Methyl-5-(pyridin-3-yl)phenol (CAS 1214377-81-7)
- 5-(3-Bromophenyl)pyridine-3-carbaldehyde (CAS 887973-69-5)
- 2-Butoxy(ethanol- (CAS 163127-01-3)
- n-{[5-(2-amino-1,3-thiazol-4-yl)thiophen-2-yl]methyl}acetamide (CAS 162277-86-3)
- Semaglutide impurity 31 (CAS CATO-C4X-222631)
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