5-Bromo-6-chloropyridine-2,3-diamine CAS 1195519-49-3
| CAS No. | 1195519-49-3 |
| Molecular Formula | C5H5BrClN3 |
| Molecular Weight | 222.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-Bromo-6-chloropyridine-2,3-diamine is closely related to a nitrile group, chlorine/bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-Bromo-6-chloropyridine-2,3-diamine (CAS 1195519-49-3), molecular formula C5H5BrClN3 and molecular weight 222.47 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-Bromo-6-chloropyridine-2,3-diamine (C5H5BrClN3) contains a nitrile group, chlorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 222.47 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 5-Bromo-6-chloropyridine-2,3-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 | C5H5BrClN3 |
| Molecular Weight | 222.47 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 4-Bromo-2-chloro-5-methoxypyridine (CAS 1020253-15-9)
- 3-Bromo-5-chloro-2-methoxypyridine (CAS 102830-75-1)
- 3-Bromo-2-chloro-5-methoxypyridine (CAS 1033202-44-6)
- 5-Bromo-4-chloro-2-methylpyridine 1-oxide (CAS 103971-43-3)
- (5-Bromo-4-chloropyridin-2-yl)methanol (CAS 103971-44-4)
- (3-Bromo-5-chloropyridin-4-yl)methanol (CAS 1064677-18-4)
- 5-Bromo-4-chloropyridine-2,3-diamine (CAS 1131604-99-3)
- 4-Bromo-2-chloro-6-methoxypyridine (CAS 1196152-02-9)
Recommended Standards
- 4-Amino-2-bromo-6-chlorophenol (CAS 1158322-54-3)
- 2-Bromo-4-chloro-6-methoxypyridine (CAS 1196154-35-4)
- 3-Bromo-5-chloro-2-hydroxy-4-picoline (CAS 1199773-45-9)
- (5-Bromo-3-chloropyridin-2-yl)methanol (CAS 1206968-88-8)
- Hept-3-ynoic acid (CAS 59862-93-0)
- Benzo[d]oxazol-5-ylmethanol (CAS 1488698-24-3)
- 3-Methylimidazo[1,2-b]pyridazine (CAS 572910-56-6)
- 2-(2-(2-hydroxyethoxy)ethoxy)ethyl 3-(3-(tert-butyl)-4-hydroxy-5-methylphenyl)propanoate (CAS CATO-C3D-4503)
- 4-fluoro-2-iodo-5-nitrobenzoic acid (CAS 1153279-68-5)
- Bicyclo[4.1.0]heptane-7-carboxylic acid (CAS 41894-76-2)
- 6-Bromo-3-fluoro-N-(4-methoxybenzyl)-4-methyl-5-(trifluoromethyl)pyridin-2-amine (CAS 2850326-87-1)
- Ethyl 2,2-difluoro-3-hydroxy-3-(pyridin-3-yl)propanoate (CAS 887355-01-3)
- 1,1'-(Pyridine-2,6-diyl)bis(N,N-dimethylmethanamine) (CAS 156813-22-8)
- Insulin aspart (CAS 116094-23-6)
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