(2,5-Dimethoxy-1,4-phenylene)bis(diisopropylphosphine oxide) CAS 1426397-81-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1426397-81-0 |
| Molecular Formula | C20H36O4P2 |
| Molecular Weight | 402.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (2,5-Dimethoxy-1,4-phenylene)bis(diisopropylphosphine oxide) (CAS 1426397-81-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H36O4P2. Molecular weight: 402.44 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H36O4P2 |
| Molecular Weight | 402.44 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
Related Dimethoxy Standards
- (S)-(2,2'-Dimethoxy-[1,1'-binaphthalene]-3,3'-diyl)diboronic acid (CAS 428874-68-4)
- (S)-2,2'-Dimethoxy-1,1'-binaphthyl-3,3'-diyldiboronic acid, 97% (CAS 220204-00-2)
- 3,5-Dimethoxy-4-methyl-2-nitrobenzoic acid (CAS 76447-19-3)
- (R)-6,7-Dimethoxy-4-(3-(quinoxalin-2-yloxy)pyrrolidin-1-yl)quinazoline (CAS 927691-21-2)
- 2-(4,5-Dimethoxy-2-nitrophenyl)-1H-imidazo[4,5-b]phenazine (CAS 303059-18-9)
- 2,5-Dimethoxy-N-((3-(4-methoxyphenyl)isoxazol-5-yl)methyl)benzenesulfonamide (CAS 339016-96-5)
- 3,6-Dimethoxy-6-(4-methoxyphenyl)-6H-chromeno[3,4-b]quinoxaline (CAS 1807-99-4)
- 4-(2,3-Dimethoxy-8-oxo-5,8,12,12a-tetrahydropyrazolo[3',4':4,5]pyrido[2,1-a]isoquinolin-11(6H)-yl)benzonitrile (CAS 685108-21-8)
Recommended Standards
- PEPA (CAS 141286-78-4)
- Methyltetrazine-PEG5-alkyne (CAS 1802907-97-6)
- Di-tert-butyl 3-(benzyloxy)-4-oxo-4H-pyran-2,5-dicarboxylate (CAS 1332856-34-4)
- (R)-3-(Benzo[d][1,3]dioxol-5-yl)-2-(((tert-butoxycarbonyl)amino)methyl)propanoic acid (CAS 1260606-71-0)
- tert-butyl 4-amino-3-hydroxypiperidine-1-carboxylate (CAS 203503-03-1)
- 2-(tert-Butoxy)-3-isopropoxyphenol (CAS 1243405-04-0)
- (Morpholinomethylene)bis(phosphonic acid) (CAS 32545-75-8)
- 1-(3-(N-(2,3-Dihydroxypropyl)acetamido)-5-((2,3-dihydroxypropyl)carbamoyl)-2,4,6-triiodobenzamido)-3-hydroxypropan-2-yl acetate (Iodixanol Impurity) (CAS 2730989-02-1)
- 3-CHloro-pyrazolo[1,5-a]pyrimidin-7-ol (CAS 2092930-03-3)
- Pancreatic Polypeptide (human) trifluoroacetate salt (CAS 75976-10-2)
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