1,6-Naphthyridine
Modify Date: 2026-07-03 18:25:56
1,6-Naphthyridine structure
|
Common Name | 1,6-Naphthyridine | ||
|---|---|---|---|---|
| CAS Number | 253-72-5 | Molecular Weight | 130.147 | |
| Density | 1.2±0.1 g/cm3 | Boiling Point | 267.3±13.0 °C at 760 mmHg | |
| Molecular Formula | C8H6N2 | Melting Point | 231-233°C | |
| MSDS | N/A | Flash Point | 118.3±11.1 °C | |
| Symbol |
GHS05, GHS07 |
Signal Word | Danger | |
This table lists Chinese names, IUPAC names and various aliases of this chemical substance.
| Name | 1,6-naphthyridine |
|---|---|
| Synonym | More Synonyms |
This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 267.3±13.0 °C at 760 mmHg |
| Melting Point | 231-233°C |
| Molecular Formula | C8H6N2 |
| Molecular Weight | 130.147 |
| Flash Point | 118.3±11.1 °C |
| Exact Mass | 130.053101 |
| PSA | 25.78000 |
| LogP | 0.59 |
| Vapour Pressure | 0.0±0.5 mmHg at 25°C |
| Index of Refraction | 1.653 |
| InChIKey | VSOSXKMEQPYESP-UHFFFAOYSA-N |
| SMILES | c1cnc2ccncc2c1 |
This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.
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1,6-Naphthyridine
Revision number: 5
SAFETY DATA SHEET Section1. IDENTIFICATION Product name:1,6-Naphthyridine Revision number:5 Section2. HAZARDS IDENTIFICATION GHS classification PHYSICAL HAZARDSNot classified Not classified HEALTH HAZARDS ENVIRONMENTAL HAZARDSNot classified GHS label elements, including precautionary statements Pictograms or hazard symbolsNone No signal word Signal word Hazard statementsNone None Precautionary statements: Section3. COMPOSITION/INFORMATION ON INGREDIENTS Substance/mixture:Substance Components:1,6-Naphthyridine Percent:.... CAS Number:253-72-5 Synonyms:1,6-Diazanaphthalene , Pyrido[4,3-b]pyridine Chemical Formula:C8H6N2 Section4. FIRST AID MEASURES Inhalation:Remove victim to fresh air and keep at rest in a position comfortable for breathing. Get medical advice/attention if you feel unwell. Skin contact:Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. If skin irritation or rash occurs: Get medical advice/attention. Eye contact:Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. Ingestion:Get medical advice/attention if you feel unwell. Rinse mouth. Protection of first-aiders:A rescuer should wear personal protective equipment, such as rubber gloves and air- tight goggles. Section5. FIRE-FIGHTING MEASURES Suitable extinguishingDry chemical, foam, water spray, carbon dioxide. media: Specific hazards arising Take care as it may decompose upon combustion or in high temperatures to from the chemical:generate poisonous fume. 1,6-Naphthyridine Section5. FIRE-FIGHTING MEASURES Precautions for firefighters: Fire-extinguishing work is done from the windward and the suitable fire-extinguishing method according to the surrounding situation is used. Uninvolved persons should evacuate to a safe place. In case of fire in the surroundings: Remove movable containers if safe to do so. Special protectiveWhen extinguishing fire, be sure to wear personal protective equipment. equipment for firefighters: Section6. ACCIDENTAL RELEASE MEASURES Use personal protective equipment. Keep people away from and upwind of spill/leak. Personal precautions, protective equipment and Entry to non-involved personnel should be controlled around the leakage area by emergency procedures: roping off, etc. Environmental precautions: Prevent product from entering drains. Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it. containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with up: appropriate laws and regulations. Section7. HANDLING AND STORAGE Precautions for safe handling Handling is performed in a well ventilated place. Wear suitable protective equipment. Technical measures: Prevent dispersion of dust. Wash hands and face thoroughly after handling. Use a local exhaust if dust or aerosol will be generated. Advice on safe handling: Avoid contact with skin, eyes and clothing. Conditions for safe storage, including any incompatibilities Storage conditions:Keep container tightly closed. Store in a cool and dark place. Store under inert gas. Protect from moisture. Store away from incompatible materials such as oxidizing agents. Hygroscopic Packaging material:Comply with laws. Section8. EXPOSURE CONTROLS / PERSONAL PROTECTION Engineering controls:Install a closed system or local exhaust as possible so that workers should not be exposed directly. Also install safety shower and eye bath. Personal protective equipment Respiratory protection: Dust respirator. Follow local and national regulations. Hand protection:Protective gloves. Safety glasses. A face-shield, if the situation requires. Eye protection: Skin and body protection: Protective clothing. Protective boots, if the situation requires. Section9. PHYSICAL AND CHEMICAL PROPERTIES Physical state (20°C):Solid Crystal- Powder Form: Colour:White - Pale yellow No data available Odour: pH: No data available Melting point/freezing point:35°C (Freezing point) Boiling point/range:No data available No data available Flash point: Flammability or explosive limits: Lower:No data available No data available Upper: Relative density:No data available Solubility(ies): [Water]No data available 1,6-Naphthyridine Section9. PHYSICAL AND CHEMICAL PROPERTIES [Other solvents]No data available Section10. STABILITY AND REACTIVITY Chemical stability:Stable under proper conditions. Possibility of hazardous No special reactivity has been reported. reactions: Incompatible materials: Oxidizing agents Hazardous decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx) products: Section11. TOXICOLOGICAL INFORMATION Acute Toxicity:No data available Skin corrosion/irritation: No data available Serious eyeNo data available damage/irritation: Germ cell mutagenicity: No data available Carcinogenicity: IARC =No data available No data available NTP = Reproductive toxicity:No data available Section12. ECOLOGICAL INFORMATION Ecotoxicity: Fish:No data available Crustacea:No data available Algae:No data available Persistence / degradability: No data available No data available Bioaccumulative potential(BCF): Mobility in soil Log Pow:No data available Soil adsorption (Koc):No data available Henry's LawNo data available constant(PaM3/mol): Section13. DISPOSAL CONSIDERATIONS Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system. Observe all federal, state and local regulations when disposing of the substance. Section14. TRANSPORT INFORMATION Hazards Class:Does not correspond to the classification standard of the United Nations UN-No:Not listed Section15. REGULATORY INFORMATION Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002 and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport, loading and unloading were prescribed. 1,6-Naphthyridine SECTION 16 - ADDITIONAL INFORMATION N/A |
This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.
| Symbol |
GHS05, GHS07 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H302-H318 |
| Precautionary Statements | P280-P305 + P351 + P338 |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | 41 |
| Safety Phrases | 26-39 |
| RIDADR | NONH for all modes of transport |
| HS Code | 2933990090 |
This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.
| 1,6-Pyridopyridine |
| 1,6-Diazanaphthalene |
| MFCD00059750 |
| Pyrido[4,3-b]pyridine |
| [1,6]Naphthyridine |
| 1,6-Naphthyridine |
This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.
| Q: What is the molecular weight of 1,6-naphthyridine? |
| A: Molecular weight of 1,6-naphthyridine is 130.147. |
| Q: What is the CAS number of 1,6-naphthyridine? |
| A: CAS number of 1,6-naphthyridine is 253-72-5. |
| Q: What is the English name of 1,6-naphthyridine? |
| A: The English name of 1,6-naphthyridine is 1,6-naphthyridine. |
| Q: What is the safety information for 1,6-naphthyridine? |
| A: Safety information for 1,6-naphthyridine: 26-39. |
| Q: What is the LogP of 1,6-naphthyridine? |
| A: LogP of 1,6-naphthyridine is 0.59. |
| Q: What is the InChIKey of 1,6-naphthyridine? |
| A: InChIKey of 1,6-naphthyridine is VSOSXKMEQPYESP-UHFFFAOYSA-N. |
| Q: What is the SMILES notation of 1,6-naphthyridine? |
| A: SMILES notation of 1,6-naphthyridine is c1cnc2ccncc2c1. |
| Q: What English synonyms does 1,6-naphthyridine have? |
| A: English synonyms of 1,6-naphthyridine: 1,6-Pyridopyridine, 1,6-Diazanaphthalene, MFCD00059750, Pyrido[4,3-b]pyridine, [1,6]Naphthyridine, 1,6-Naphthyridine. |
| Q: What is the polar surface area (PSA) of 1,6-naphthyridine? |
| A: Polar surface area (PSA) of 1,6-naphthyridine is 25.78000. |
| Q: What is the melting point of 1,6-naphthyridine? |
| A: Melting point of 1,6-naphthyridine is 231-233°C. |
This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.
| Shanghai Nianxing Industrial Co., Ltd |
| Dayang Chem (Hangzhou) Co., Ltd. |