6,6'-Dibromo-1,1'-binaphthyl-2,2'-diamine CAS 861890-12-2
| CAS No. | 861890-12-2 |
| Molecular Formula | C20H14Br2N2 |
| Molecular Weight | 442.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution, 6,6'-Dibromo-1,1'-binaphthyl-2,2'-diamine is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 442.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 6,6'-Dibromo-1,1'-binaphthyl-2,2'-diamine (CAS 861890-12-2), a certified reference material (molecular formula C20H14Br2N2, MW 442.15 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 6,6'-Dibromo-1,1'-binaphthyl-2,2'-diamine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C20H14Br2N2 |
| Molecular Weight | 442.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Dibromo Standards
- (1R)-6,6'-Dibromo[1,1'-binaphthalene]-2,2'-diamine (CAS 911295-07-3)
- (1S)-6,6'-Dibromo[1,1'-binaphthalene]-2,2'-diamine (CAS 947337-17-9)
- 1-(4,6-Dibromo-3-fluorothieno[3,4-b]thiophen-2-yl)octan-1-one (CAS 1202249-72-6)
- 1-(4,6-Dibromo-3-fluorothieno[3,4-b]thiophen-2-yl)-2-ethylhexan-1-one (CAS 1352743-83-9)
- 2,6-Dibromo-3-(2-(2,4-dichlorophenoxy)ethoxy)pyridine (CAS 1355026-47-9)
- 6,8-Dibromo-3-((4-chlorobenzyl)oxy)-2-methylquinoline (CAS 861210-57-3)
- 4-(5,6-Dibromo-1,3-dioxooctahydro-2H-4,7-methanoisoindol-2-yl)benzoic acid (CAS 101690-99-7)
- 3-(5,6-Dibromo-1,3-dioxooctahydro-2H-4,7-methanoisoindol-2-yl)benzoic acid (CAS 101758-77-4)
Recommended Standards
- 2,4,6-tris(trichloromethyl)-1,3,5-trioxane (CAS CATO-C3D-263292)
- Tetrabromo-o-chlorotoluene (CAS 39569-21-6)
- N-(3,4-dichlorophenyl)-2-(N-(2,4-dichlorophenyl)methylsulfonamido)acetamide (CAS 343374-05-0)
- 5-Tributylstannyl-2-trifluoromethylpyridine (CAS 1204580-76-6)
- Phenol, 4,4'-(1-methylethylidene)bis-, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, .alpha.-hydro-.omega.-hydroxypoly[oxy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[4-isocyanatocyclohexane] (CAS 37295-33-3)
- [4-(4-Fluorophenyl)oxan-4-yl]methanamine (CAS 889939-79-1)
- Potassium dibenzo[b,d]thiophen-4-yltrifluoroborate (CAS 1262538-11-3)
- 2-[(3,4-Dimethoxybenzyl)amino]-1-(4-fluorophenyl)-1-phenyl-1-ethanol (CAS 338771-55-4)
- 3-Bromo-5-nitro-4-(propylamino)benzonitrile (CAS 1820686-50-7)
- Ethyl 4-methyl-2-(1H-pyrrol-1-yl)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 910443-67-3)
- 2-(4-Benzylpiperazin-1-yl)ethanamine (CAS 4553-21-3)
- Methyl 2-chloro-4-(2-chlorophenyl)benzoate (CAS 1237079-07-0)
- 5-Benzyl 2-tert-butyl 1,2,5-oxadiazepane-2,5-dicarboxylate (CAS 952151-38-1)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
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