3-Chloro-7,8-dihydro-1,6-naphthyridin-5(6H)-one CAS 1260670-06-1
| CAS No. | 1260670-06-1 |
| Molecular Formula | C8H7ClN2O |
| Molecular Weight | 182.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-7,8-dihydro-1,6-naphthyridin-5(6H)-one (C8H7ClN2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
3-Chloro-7,8-dihydro-1,6-naphthyridin-5(6H)-one (CAS 1260670-06-1) is a high-purity analytical reference standard with the molecular formula C8H7ClN2O and a molecular weight of 182.61 g/mol.
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), 3-Chloro-7,8-dihydro-1,6-naphthyridin-5(6H)-one 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 | C8H7ClN2O |
| Molecular Weight | 182.61 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 4-Chloro-7-methoxy-1H-indazole (CAS 1000341-90-1)
- 4-Chloro-1'-methyl-1h,1'h-3,4'-bipyrazole (CAS 1006476-14-7)
- 7-chloro-6-methoxy-1H-indazole (CAS 1019332-48-9)
- (8-Chloro-[1,2,4]triazolo[4,3-a]pyridin-3-yl)methanamine (CAS 1020035-28-2)
- (5-Chloro-1H-indazol-3-yl)methanol (CAS 102735-90-0)
- 6-chloro-1,3-dimethyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 1030377-53-7)
- 3-Chloro-5,7-dimethyl-[1,2,4]triazolo[4,3-a]pyrimidine (CAS 1049138-84-2)
- 6-Chloro-1-methyl-1H-pyrazolo[3,4-b]pyridin-3-amine (CAS 1076197-93-7)
Recommended Standards
- 4-(Chloromethyl)-1,3-dihydro-2H-pyrrolo[3,2-c]pyridin-2-one (CAS 1260666-36-1)
- 6-(Chloromethyl)-1,3-dihydro-2H-pyrrolo[3,2-c]pyridin-2-one (CAS 1260671-02-0)
- 6-Chloro-3,4-dihydro-2H-[2,7]naphthyridin-1-one (CAS 1260664-25-2)
- 5-Chloro-3,4-dihydro-2,7-naphthyridin-1(2H)-one (CAS 1260672-24-9)
- 2-(5-Chloro-2-methoxyphenyl)-2,2-difluoroacetic acid (CAS 1249203-61-9)
- Ald-Ph-PEG6-acid (CAS 2055013-55-1)
- 5-Bromospiro[indoline-3,4'-piperidine] (CAS 944899-21-2)
- Methyl 3-(4-cyanophenyl)-3-(2,5-dimethyl-1H-pyrrol-1-yl)propanoate (CAS 866040-80-4)
- 8'-Fluoro-1',2,3,4',5,6-hexahydro-2'H-spiro[pyran-4,3'-quinoline] (CAS 1439902-17-6)
- 6-Chloro-N-(pyridin-3-ylmethyl)pyridazin-3(2h)-imine (CAS 211555-75-8)
- Bruceantinol A (CAS 948038-36-6)
- Guaifenesin EP Impurity C (CAS 1797132-23-0)
- 3-(piperazin-1-ylmethyl)-6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepine (CAS 923191-50-8)
- Biotinyl-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 213779-13-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com