2-Chloro-4-(4-chlorophenyl)-6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carbonitrile CAS 1774903-32-0
| CAS No. | 1774903-32-0 |
| Molecular Formula | C16H13Cl2N3 |
| Molecular Weight | 318.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-Chloro-4-(4-chlorophenyl)-6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carbonitrile is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-Chloro-4-(4-chlorophenyl)-6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carbonitrile (CAS 1774903-32-0), molecular formula C16H13Cl2N3 and molecular weight 318.20 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Chloro-4-(4-chlorophenyl)-6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carbonitrile (C16H13Cl2N3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 318.20 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 2-Chloro-4-(4-chlorophenyl)-6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carbonitrile 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 | C16H13Cl2N3 |
| Molecular Weight | 318.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 6-Chloro-3-(3-chlorobenzyl)-2-methoxyquinoline (CAS 1355196-55-2)
- 2-Chloro-4-(3-chlorophenyl)-6-methyl-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carbonitrile (CAS 1779125-06-2)
- 2-Chloro-5-(dimethylsulfamoyl)benzene-1-sulfonyl chloride (CAS 98491-06-6)
- 4-(4-Chloro-3-methylphenyl)-2-(4-chlorophenyl)-4-oxobutanenitrile (CAS 866051-67-4)
- 2-Chloro-1-[4-(4-chloro-2-nitrophenyl)piperazin-1-yl]ethan-1-one (CAS 929973-10-4)
- 2-Chloro-N-(3-chloroisoquinolin-4-yl)nicotinamide (CAS 342899-39-2)
- 8-Chloro-2-(4-chlorophenyl)quinoline-4-carboxylic acid (CAS 124930-93-4)
- 6-Chloro-2-(4-chlorophenyl)quinoline-4-carboxylic acid (CAS 126088-20-8)
Recommended Standards
- Tert-butyl 3-(2,6-dichloropyrimidin-4-yl)pyrrolidine-1-carboxylate (CAS 1637407-18-1)
- 1-benzyl-4-(3,4-dichlorophenyl)-1H-imidazol-5-amine (CAS 1455381-71-1)
- 1-(2,4-Dichlorobenzyl)-2-methyl-1H-indole-3-carbaldehyde (CAS 92407-87-9)
- TERT-BUTYL 3-(3,4-DICHLOROPHENYL)-3-HYDROXYAZETIDINE-1-CARBOXYLATE (CAS 1447464-06-3)
- (E)-1-(4-methoxyphenyl)-2-(p-tolylthio)ethan-1-one O-methyl oxime (CAS 338400-77-4)
- 6-fluoroquinoline-2-carboxylic acid (CAS 86324-51-8)
- (2-Fluorocyclopropane-1,1-diyl)dimethanol (CAS 1822851-79-5)
- 2-(2-Aziridin-1-ylethoxy)nicotinic acid (CAS 1215808-28-8)
- 6-Amino-2-methyl-4-(3-phenoxypropyl)-2H-benzo[b][1,4]oxazin-3(4H)-one hydrochloride (CAS 1215601-35-6)
- 6-Hydroxy-5-methoxy-2-methylpyrimidin-4(3H)-one (CAS 851985-99-4)
- 5-Fluoro-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 1542-23-0)
- Benzene, 1-(hexyloxy)-4-methyl-, (CAS 57792-40-2)
- Paroxetine Hemihydrate EP Impurity B HCl (CAS 127017-74-7)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
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