2,5-Dibromoquinoline CAS 120258-64-2
| CAS No. | 120258-64-2 |
| Molecular Formula | C9H5Br2N |
| Molecular Weight | 286.95 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2,5-Dibromoquinoline (CAS 120258-64-2), molecular formula C9H5Br2N and molecular weight 286.95 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2,5-Dibromoquinoline (C9H5Br2N) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 286.95 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 2,5-Dibromoquinoline under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H5Br2N |
| Molecular Weight | 286.95 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 methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Dibromoquinoline Standards
- 3,5-Dibromoquinoline, 97% (CAS 101861-59-0)
- 4,8-Dibromoquinoline (CAS 1070879-31-0)
- 2,7-Dibromoquinoline (CAS 1334405-59-2)
- 3,7-Dibromoquinoline (CAS 1781378-17-3)
- 2,4-Dibromoquinoline (CAS 20151-40-0)
- 2,6-Dibromoquinoline (CAS 77514-31-9)
- 2,8-Dibromoquinoline (CAS 871507-79-8)
- 3,4-Dibromoquinoline (CAS 41320-96-1)
Recommended Standards
- 1,5-Dibromoisoquinoline (CAS 1092287-10-9)
- Isoquinoline, 1,8-dibromo- (CAS 120258-67-5)
- 1,6-Dibromoisoquinoline (CAS 1254514-00-5)
- 6,7-Dibromoisoquinoline (CAS 1307316-84-2)
- 7-iodo-[1,2,4]triazolo[1,5-a]pyridine (CAS 690258-25-4)
- (S)-3-tert-Butoxycarbonylamino-2-(4-bromo-phenyl)-propionic acid (CAS 1442114-71-7)
- (3-(4-Methylthiazol-2-yl)phenyl)methanamine (CAS 933697-91-7)
- Lercanidipine Impurity 34 (CAS 28075-29-8)
- N',N'-Bis[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-N'1,N'3-dimethylpropanedihydrazide (CAS 344276-00-2)
- methyl (3S,4R)-4-methylpiperidine-3-carboxylate;hydrochloride (CAS 2387561-44-4)
- (R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(3-iodo-4-methoxyphenyl)propanoate (CAS 1263377-25-8)
- (S)-Ethyl 2-amino-2-(4-bromo-1H-indol-3-yl)acetate hydrochloride (CAS 1384268-67-0)
- Furosemide Impurity 27 (CAS 2760-11-4)
- (D-Ala1)-Peptide T amide (CAS 106362-34-9)
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