2,5-Dihydroxy-1,4-benzenediphosphonic acid CAS 91633-16-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91633-16-8 |
| Molecular Formula | C6H8O8P2 |
| Molecular Weight | 270.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,5-Dihydroxy-1,4-benzenediphosphonic acid (CAS 91633-16-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H8O8P2. Molecular weight: 270.07 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H8O8P2 |
| Molecular Weight | 270.07 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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.) | 1983 |
Related Dihydroxy Standards
- 4,5-Dihydroxy-1-(hydroxymethyl)anthracene-9,10-dione (CAS 128341-04-8)
- 1,6-Dihydroxy-2-methoxyanthracene-9,10-dione (CAS 142878-32-8)
- 1,5-Dihydroxy-2-methoxyanthracene-9,10-dione (CAS 157029-68-0)
- 1,4-Dihydroxy-2-(hydroxymethyl)anthracene-9,10-dione (CAS 22296-59-9)
- 1,4-Dihydroxy-6-methoxyanthracene-9,10-dione (CAS 72473-66-6)
- 1,5-Dihydroxy-3-(hydroxymethyl)anthracene-9,10-dione (CAS 59190-73-7)
- 5,7-Dihydroxy-2-(2-hydroxyphenyl)-4H-chromen-4-one (CAS 73046-40-9)
- 5,7-Dihydroxy-2-(3-hydroxyphenyl)-4H-chromen-4-one (CAS 72472-92-5)
Recommended Standards
- 1-Iodo-2-naphthol, 97% (CAS 2033-42-3)
- 2-Iodo-1-phenyl-1H-imidazole (CAS 49572-59-0)
- 1-Amino-4-iodoisoquinoline (CAS 55270-28-5)
- 2-(Phenyliodonio)benzoate (CAS 1488-42-2)
- 2-(tert-Butoxy)-4-cyclopropoxy-N-methylpyridin-3-amine (CAS 1243476-77-8)
- 3-Cyclopropoxy-5-nitropicolinaldehyde (CAS 1243446-18-5)
- 2-((5-Bromoquinolin-8-yl)oxy)acetonitrile (CAS 88757-42-0)
- N-(2-Cyano-3-methylbutan-2-yl)-2-((4-methylquinolin-2-yl)thio)acetamide (CAS 785707-15-5)
- Moexipril USP RC D (CAS 1356058-19-9)
- [3-31]-Semaglutide D (Sodium salt) (CAS CATO-C4X-2226119)
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