2,8-dichloro-1,5-naphthyridine CAS 28252-76-8
| CAS No. | 28252-76-8 |
| Molecular Formula | C8H14Cl2N2 |
| Molecular Weight | 209.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2,8-dichloro-1,5-naphthyridine (C8H14Cl2N2) contains a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 209.12 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.
2,8-dichloro-1,5-naphthyridine (CAS 28252-76-8), molecular formula C8H14Cl2N2 and molecular weight 209.12 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2,8-dichloro-1,5-naphthyridine 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 | C8H14Cl2N2 |
| Molecular Weight | 209.12 g/mol |
| 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related dichloro Standards
- 4,6-dichloro-1-methyl-1H-pyrrolo[3,2-c]pyridine (CAS 114244-83-6)
- 3,8-dichloro-1,7-naphthyridine (CAS 1260672-65-8)
- 4,8-dichloro-1,7-naphthyridine (CAS 1279894-03-9)
- 4,6-dichloro-1,7-naphthyridine (CAS 1301714-24-8)
- 1,6-dichloro-2,7-naphthyridine (CAS 1335053-95-6)
- 2,4-dichloro-1,6-naphthyridine (CAS 1422496-28-3)
- 4,6-dichloro-3-methyl-1H-pyrrolo[2,3-b]pyridine (CAS 1638771-47-7)
- 2,5-dichloro-1,6-naphthyridine (CAS 23616-35-5)
Recommended Standards
- 2,7-dichloroquinazoline (CAS 67092-19-7)
- 3-(3,3,3-trifluoropropyl)isoxazole-4-carboxylic acid (CAS 2735653-86-6)
- 2,6-dichloro-5-methyl-1H-1,3-benzodiazole (CAS 683240-82-6)
- 3,8-dichloro-1,5-naphthyridine (CAS 28252-81-5)
- Methyl 2',3',4',5',6'-pentafluoro[1,1'-biphenyl]-4-carboxylate (CAS 29778-99-2)
- 2-Chloropyridine-4-carbonyl chloride 65287-34-5 cis-1-Acetyl-4-(4-((2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazine (CAS 65287-34-5)
- 1-Cyclobutyl-4-phenylpiperazine (CAS 835916-78-4)
- N,N’-Bis-(2,4-dimethyl-phenyl)-malonamide (CAS 58271-37-7)
- 2-(Ethylthio)benzo[d]oxazol-6-amine (CAS 874463-07-7)
- (4AR,6S,7R,8S,8aS)-2-phenyl-6-(p-tolylthio)hexahydropyrano[3,2-d][1,3]dioxine-7,8-diyl diacetate (CAS 258333-93-6)
- 2-(1,2-benzoxazol-3-yl)ethane-1-sulfonyl chloride (CAS 343317-55-5)
- tricyclo[8.2.1.0³⁸]trideca-3(8),4,6-trien-13-amine (CAS 1379292-68-8)
- (R)-2-((tert-Butoxycarbonyl)amino)-3-(4-(trifluoromethoxy)phenyl)propanoic acid (CAS 1213071-53-4)
- Semaglutide Impurity 9 (CAS CATO-C4X-22269)
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