4-Hydroxyphenyl Diphenyl Phosphate CAS 56806-74-7
Purity >95%In StockPharmaceutical Standards
| CAS No. | 56806-74-7 |
| Molecular Formula | C18H15O5P |
| Molecular Weight | 342.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxyphenyl Diphenyl Phosphate (CAS 56806-74-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H15O5P. Molecular weight: 342.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H15O5P |
| Molecular Weight | 342.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
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Recommended Standards
- Monosodium mono(4,5-dihydroxynaphthalene-2,7-disulfonate) (CAS 3888-44-6)
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- 2-(3-Bromophenyl)tetrahydro-1H-[1,2,4]triazolo[1,2-a]pyridazine-1,3(2H)-dithione (CAS 58745-04-3)
- 6-Iodouracil (CAS 4269-94-7)
- 1-(4-Methoxyphenyl)hydrazine Oxalate (CAS 110251-56-4)
- 1-benzyl-5-(benzylamino)-2-oxo-2,3-dihydro-1H-imidazole-4-carbonitrile (CAS 1240527-94-9)
- 2-Chloro-5-(1-methanesulfonyl-piperidin-3-ylmethyl)-pyridine (CAS 1316225-94-1)
- (2S,3R,4R,5R)-5-(benzyloxymethyl)-4-[tert-butyl(dimethyl)silyl]oxy-3-methoxy-2-phenyl-tetrahydrofuran-2-ol (CAS 1583260-00-7)
- 2,6-dihydroxy-3-naphthalenecarboxylic acid 2,6-dihydroxy-3-naphthoic acid (3,7-dihydroxy-2-naphthoic acid) 2,6-dioxynaphthalene-3-carboxylic acid 3,7-Dihydroxy-2-naphthoic acid 3,7-dihydroxy-2-naphthalenecarboxylic acid 3,7-dihydroxy-2-naphthoic acid 95% 3,7-dihydroxy-2-naphthoic acid 90+% 3,7-dihydroxy-2-naphtoic acid 4,5-Difluoroanthranilic acid 83511-07-3 (CAS 83511-07-3)
- Palmitoyl Tripeptide-1 HCl (CAS 2757690-14-3)
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