(3-Bromo-2,6-dimethoxypyridin-4-yl)diphenylphosphine oxide CAS 220998-36-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 220998-36-7 |
| Molecular Formula | C19H17BrNO3P |
| Molecular Weight | 418.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (3-Bromo-2,6-dimethoxypyridin-4-yl)diphenylphosphine oxide (CAS 220998-36-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H17BrNO3P. Molecular weight: 418.22 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H17BrNO3P |
| Molecular Weight | 418.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 6-Bromo-2-(3,4,5-trimethoxyphenyl)quinoline-4-carboxylic acid (CAS 351329-63-0)
- 1-(2-Bromo-4,5-dimethoxybenzyl)-6,7-dimethoxyisoquinoline (CAS 51449-10-6)
- 2-Bromo-N-(2-(4-fluorophenyl)-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-yl)benzamide (CAS 450342-89-9)
- 5-Bromo-1-butyl-3-hydroxy-3-[2-(2-hydroxyphenyl)-2-oxoethyl]indol-2-one (CAS 866127-80-2)
- (Z)-5-(5-Bromo-2-methoxybenzylidene)-3-(4-methylbenzyl)thiazolidine-2,4-dione (CAS 777075-57-7)
- (5Z)-5-[(5-Bromo-2-ethoxyphenyl)methylidene]-3-[(pyridin-3-yl)methyl]-2-sulfanylideneimidazolidin-4-one (CAS 320422-91-1)
- 5-Bromo-N,N-dimethyl-1H,1'H-[3,4'-biindole]-1-sulfonamide (CAS 89346-37-2)
- 5-Bromo-N-(4-bromobenzo[d]thiazol-2-yl)thiophene-2-carboxamide (CAS 892857-21-5)
Recommended Standards
- Ethyl 5-(4-bromophenyl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 494861-39-1)
- [2,3,5,6-tetrafluoro-4-(trideuteriomethoxymethyl)phenyl]methyl (1R,3S)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate (CAS 1386987-86-5)
- 1-[4-(Benzyloxy)-3-fluorophenoxy]-2-bromo-4-nitrobenzene (CAS 478039-83-7)
- Tris(3-(triethoxysilyl)propyl)amine (CAS 18784-74-2)
- 5,6,7,8-Tetrahydrophthalazin-1(2H)-one (CAS 14250-51-2)
- (3-(Pyridin-2-yl)isoxazol-5-yl)methanamine (CAS 543713-45-7)
- 2-Hydroxyphenazine-1-carboxylic acid (CAS 4075-25-6)
- Fluvoxamine impurity 45 (CAS CATO-C4X-195145)
- 2-Chloro-2-methyltetrahydro-2H-pyran (CAS 89357-26-6)
- Semaglutide impurity 72 (CAS CATO-C4X-222672)
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