1,4-Dibromo-2,3-dimethylnaphthalene CAS 19930-62-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19930-62-2 |
| Molecular Formula | C22H19NO2 |
| Molecular Weight | 329.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,4-Dibromo-2,3-dimethylnaphthalene (CAS 19930-62-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H19NO2. Molecular weight: 329.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H19NO2 |
| Molecular Weight | 329.39 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
Related Dibromo Standards
- 1,5-Dibromo-2-chloro-3-methyl-4-nitrobenzene (CAS 1160573-57-8)
- Methyl 2,5-dibromo-6-chloronicotinate (CAS 2044704-93-8)
- Methyl 3,5-dibromo-2-chloroisonicotinate (CAS 2848724-58-1)
- 2,4-Dibromo-3-chloro-6-ethoxyaniline (CAS 1706444-61-2)
- 2,4-Dibromo-N,N-dimethylnaphthalen-1-amine (CAS 539857-01-7)
- 6,8-Dibromo-3-ethyl-2-methylquinoline (CAS 860789-83-9)
- 2,4-Dibromo-n-methylbenzenesulfonamide (CAS 1179669-20-5)
- 2,6-Dibromo-N-methylbenzenesulfonamide (CAS 1864153-96-7)
Recommended Standards
- 1,2-Di-tert-butyl 4-methyl pyrrolidine-1,2,4-tricarboxylate (CAS 2306263-87-4)
- 1,6-bis[(tert-butoxy)carbonyl]piperidine-3-carboxylic acid (CAS 1989659-17-7)
- 1'-(tert-Butoxycarbonyl)spiro[indene-1,4'-piperidine]-3-carboxylic acid (CAS 209128-15-4)
- 1-(Cyclohexylmethyl)-1H-pyrazol-3-amine (CAS 1184504-62-8)
- 4-[(6-Chloropyridin-3-yl)methyl]morpholine (CAS 311774-34-2)
- 3-(Benzyloxy)-2-methylpropane-1-sulfonamide (CAS 1341379-44-9)
- 2-(8-Ethynylnaphthalen-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2229969-04-2)
- (R)-3-(2,2-difluoroethyl)pyrrolidine hydrochloride (CAS 2664977-54-0)
- [5,5′-Bis(diphenylphosphino)-4,4′-bi-1,3-benzodioxole][3-nitrobenzenecarboxylato][1,2,3-η-2-propenyl]iridium(III) (CAS 1613234-43-7)
- Palmitoyl Hexapeptide-12 (CAS 171263-26-6)
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