2-Phenoxy-2l5-2,2'-spirobi[benzo[d][1,3,2]dioxaphosphole] CAS 19579-02-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19579-02-3 |
| Molecular Formula | C18H13O5P |
| Molecular Weight | 340.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Phenoxy-2l5-2,2'-spirobi[benzo[d][1,3,2]dioxaphosphole] (CAS 19579-02-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H13O5P. Molecular weight: 340.27 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C18H13O5P |
| Molecular Weight | 340.27 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, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Phenoxy Standards
- 2-Phenoxy-5-(3-(trifluoromethyl)phenyl)nicotinonitrile (CAS 338964-52-6)
- 2-Phenoxy-6-[3-(trifluoromethyl)phenyl]pyridine-3-carbonitrile (CAS 303152-80-9)
- 2-Phenoxy-6-phenyl-4-(trifluoromethyl)nicotinonitrile (CAS 338749-44-3)
- 4-Phenoxy-2-phenylquinoline-3-carboxamide (CAS 65031-26-7)
- 2-Phenoxy-N-(2-(2-phenylmorpholino)ethyl)acetamide (CAS 954022-69-6)
- 2-Phenoxy-N-((4-phenyltetrahydro-2H-pyran-4-yl)methyl)propanamide (CAS 1208926-26-4)
- 6-phenoxy-2-phenylquinoline-4-carboxylic acid (CAS 1160264-22-1)
- 2-Phenoxy-N-(5-((phenylthio)methyl)-1,3,4-oxadiazol-2-yl)acetamide (CAS 923434-86-0)
Recommended Standards
- 2-(5-((3,5-Dichlorophenyl)thio)-4-isopropyl-1-methyl-1H-imidazol-2-yl)acetonitrile (CAS 178981-76-5)
- (E)-[1-(4-Chlorophenyl)-2-{[(3-chlorophenyl)methyl]sulfanyl}ethylidene](methoxy)amine (CAS 320422-50-2)
- 1-(4-(Tert-butyl)benzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1562304-58-8)
- 2-(1-((Benzyloxy)carbonyl)-3-phenylazetidin-3-yl)acetic acid (CAS 1956327-96-0)
- 3-(3-cyclohexyl-1H-1,2,4-triazol-5-yl)pyridine (CAS 942025-97-0)
- Benzyl (methoxymethyl)carbamate (CAS 94471-35-9)
- 3-Amino-7-bromoindolin-2-one (CAS 1249852-68-3)
- 3-Methyl-1-(piperazin-1-yl)cyclohexane-1-carboxamide (CAS 1183582-19-5)
- Terbinafine Impurity 4 (Mixture of Z and E Isomers) (CAS 114311-70-5)
- Semaglutide Impurity 180 (CAS CATO-C4X-2226180)
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