1,3-Dioxo-1,3-dihydroisobenzofuran-4-carboxylic acid CAS 3786-39-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3786-39-8 |
| Molecular Formula | C9H4O5 |
| Molecular Weight | 192.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1,3-Dioxo-1,3-dihydroisobenzofuran-4-carboxylic acid (CAS 3786-39-8) pharmaceutical standards reference standard. Molecular formula: C9H4O5. Molecular weight: 192.13 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H4O5 |
| Molecular Weight | 192.13 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, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Dioxo Standards
- 2,4-Dioxo-4-phenylbutanoic acid (CAS 5817-92-5)
- Methyl 2,3-dioxo-3-phenylpropanoate (CAS 86358-32-9)
- [(1,1-dioxo-1λ6-thiolan-3-yl)methyl]urea (CAS 55260-96-3)
- 2-(1,1-dioxo-1λ⁶-thiolan-3-yl)acetohydrazide (CAS 515169-85-4)
- 1,1-dioxo-1$l^{6}-benzothiophene-5-carbonitrile (CAS 1394040-24-4)
- 1,3-Dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidine-4-carbonitrile (CAS 790271-43-1)
- 2,6-Dioxo-1,2,3,6-tetrahydropyrimidine-4-sulfonamide (CAS 5338-86-3)
- 1,3-Dioxo-1,3-dihydro-2-benzofuran-5-carboxamide (CAS 64941-79-3)
Recommended Standards
- 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic Acid (CAS 26597-44-4)
- 1H,1'H-[3,3'-Bipyrrole]-2,2',5,5'-tetraone (CAS 877220-92-3)
- 1,1,2,2-Tetrafluoroethylthioacetic acid (CAS 665-35-0)
- 3-[4-(trifluoromethoxy)benzenesulfonamido]propanoic acid (CAS 781626-95-7)
- RS 09 (CAS 1449566-36-2)
- MeOSuc-Val-Val-Ile-Ala-pNA (CAS 201737-55-5)
- 1-Benzyl-3-(1,4-dioxaspiro[4.5]Dec-7-en-8-yl)-1H-indole (CAS 882747-57-1)
- 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thieno[2,3-b]pyridine (CAS 1034579-02-6)
- n-(3-(1h-Imidazol-1-yl)propyl)-4,5-dibromothiophene-2-carboxamide (CAS 95059-47-5)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
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