4-Hydroxy-5-methylcyclopent-4-ene-1,3-dione hydrate CAS 179990-31-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 179990-31-9 |
| Molecular Formula | C6H6O3 H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Hydroxy-5-methylcyclopent-4-ene-1,3-dione hydrate (CAS 179990-31-9) pharmaceutical standards reference standard. Molecular formula: C6H6O3 H2O. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H6O3 H2O |
| Molecular Weight | 144.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2008 |
Related Hydroxy Standards
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- 1-Benzyl-4-hydroxy-6-carbomoyl-5-azaindole (CAS 1000342-24-4)
- 3-Hydroxy-4-cyano (1H)Indazole (CAS 1000342-91-5)
- 6-Hydroxy-1,2-dihydro-3H-indazol-3-one (CAS 1000343-86-1)
- 3-Hydroxy-5-ethylisoxazole (CAS 10004-45-2)
- 2-(6-Hydroxy-2,3-dihydrobenzofuran-3-yl)acetic acid (CAS 1000414-37-8)
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Recommended Standards
- tert-Butyl 2-(2-(2-(2-iodoethoxy)ethoxy)ethoxy)acetate (CAS 2162121-00-6)
- 3-Methyloxolane-3-carbonitrile (CAS 1490415-28-5)
- 2-Phenylmorpholine-3-methanol (CAS 62159-58-4)
- 5-Bromo-3-chloro-2-nitropyridine (CAS 1335052-46-4)
- 4,4'-(Propane-2,2-diyl)bis(2,6-bis(((1-methoxypropan-2-yl)oxy)methyl)phenol) (CAS 1643435-88-4)
- 8-Fluoro-5-methoxyquinoline (CAS 887769-93-9)
- D-Ala28-Tirzepatide (CAS CATO-CPTD788906)
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