Fluorescein diphosphate (tetraammonium) CAS 217305-49-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 217305-49-2 |
| Molecular Formula | C20H10O11P2 4*H4N |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Fluorescein diphosphate (tetraammonium) (CAS 217305-49-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H10O11P2 4*H4N. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H10O11P2 4*H4N |
| Molecular Weight | 506.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 14.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2019 |
| Nitrogen Atoms | 1 |
Related Fluorescein Standards
- Fluorescein mono-β-D-galactopyranoside (CAS 102286-67-9)
- 6-[Fluorescein-5 (6)-carboxamido]hexanoic acid<I>N</I>-hydroxysuccinimide ester (CAS 114616-31-8)
- Fluorescein-thiourea-PEG2-azide (CAS 1146195-72-3)
- Fluorescein-diacetate-5-isothiocyanate (CAS 118378-76-0)
- Fluorescein-5-EX, succinimidyl ester, 90% (CAS 123761-26-2)
- Fluorescein di-β-D-glucopyranoside (CAS 129787-66-2)
- Fluorescein Biotin (Technical Grade) (CAS 134759-22-1)
- Fluorescein Azide (CAS 1386385-76-7)
Recommended Standards
- 2-Propenoic acid, butyl ester, polymer with 2-ethylhexyl 2-propenoate, ethyl 2-propenoate and N-(hydroxymethyl)-2-propenamide (CAS 42815-42-9)
- 6-(Pyridin-3-yl)pyrimidin-4-amine (CAS 1192814-34-8)
- 2-Chloro-5-iodo-3,3'-bipyridine (CAS 1214346-95-8)
- 2-(3-Methyl-1h-pyrazol-1-yl)benzoic acid (CAS 1020703-44-9)
- N,N-Dimethyl-N′-2-thiazolylsulfamide (CAS 349419-27-8)
- 7-(Trifluoromethoxy)isatin (CAS 149125-30-4)
- endo-Gly31-Semaglutide (CAS CATO-C4X-2226282)
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