4,5-Dihydro-3H-dinaphtho[2,1-c:1',2'-e]phosphepine 4-oxide CAS 1312996-47-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1312996-47-6 |
| Molecular Formula | C22H17OP |
| Molecular Weight | 328.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,5-Dihydro-3H-dinaphtho[2,1-c:1',2'-e]phosphepine 4-oxide (CAS 1312996-47-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H17OP. Molecular weight: 328.34 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H17OP |
| Molecular Weight | 328.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | 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.) | 1990 |
Related Dihydro Standards
- 1,4-Dihydro-9-[(4-nitrophenyl)sulfonyl]naphthalen-1,4-imine (CAS 337377-24-9)
- 2-(7-Oxo-3,7-dihydro-2H-furo[3,2-g]chromen-2-yl)propan-2-yl 3-methylbut-2-enoate (CAS 35178-20-2)
- 5,6-DIhydro-2,4-dimethyl-4-phenyl-4H-benzo[b]furo[3′,2′:6,7]cyclohepta[1,2-d]furan (CAS 220542-81-4)
- 2-[(6,7-Dihydro-5H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-yl)thio]benzoic acid (CAS 554407-97-5)
- 2-[4,5-Dihydro-4,4-bis(phenylmethyl)-2-oxazolyl]pyridine (CAS 2451029-14-2)
- 3-[(4,5-Dihydro-5-methyl-2-thiazolyl)amino]-N,N-diethylbenzenesulfonamide (CAS 519150-24-4)
- Ethyl 4-((3-(6,7-dihydro-5H-pyrrolo[1,2-a]imidazol-3-yl)phenyl)amino)-4-oxobutanoate (CAS 1396759-46-8)
- 72297-04-2 9,10-Dihydro-1-benzo[a]pyrene-7(8H)-one O-Acetyl Oxime 9,10-Dihydro-benzo[a]pyren-7(8H)-one O-Acetyloxime (CAS 72297-04-2)
Recommended Standards
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(4-fluorophenyl)propanamide (CAS 1260986-01-3)
- 8-(3-((2-Fluorobenzyl)amino)pyrrolidin-1-yl)-[1,2,4]triazolo[4,3-a]pyrazin-3-ol (CAS 1326888-72-5)
- 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2-fluorophenyl)propanamide (CAS 1260924-62-6)
- 56881-90-4 SG03T0K3QH 2-Hydroxy-gamma-butyrolactone, (2R)- UNII-SG03T0K3QH 2(3H)-Furanone, dihydro-3-hydroxy-, (3R)- (3R)-Dihydro-3-hydroxy-2(3H)-furanone (R)-(+)-alpha-Hydroxy-gamma-butyrolactone (R)-3-Hydroxydihydrofuran-2(3H)-one (R)-alpha-Hydroxy-gamma-butyrolactone 2-Hydroxy-gamma-butyrolactone, (+)- (CAS 56881-90-4)
- Ethyl 4-(pyridin-2-yl)-1H-pyrrole-3-carboxylate (CAS 342025-71-2)
- 1-{2,4-dichloropyrrolo[2,1-f][1,2,4]triazin-7-yl}propan-2-one (CAS 2090837-31-1)
- 3-(tert-Butyl)-5-chloro-6-methyldihydropyrimidine-2,4(1H,3H)-dione (CAS 288154-80-3)
- 2-Bromo-5-chloro-1-fluoro-3-nitrobenzene (CAS 1807121-23-8)
- Methyl 3-(4-bromo-N-methylbenzamido)thiophene-2-carboxylate (CAS 1033463-43-2)
- Semaglutide impurity 261 (CAS CATO-C4X-2226261)
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