Name | 3-hydroxy-1-methylpyridazin-6(1h)-one |
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Synonyms |
6-hydroxy-2-methylpyridazin-3-one
MFCD00176268 6-hydroxy-2-methylpyridazin-3(2H)-one 1-METHYL-3,6-(1H,2H)PYRIDAZINEDIONE 6-hydroxy-2-methyl-3(2H)-pyridazinone 2-methyl-6-hydroxy-3(2H)-pyridazinone 2-Methyl-6-hydroxypyridazine-3(2H)-one 3-hydroxy-1-methyl-1,6-dihydropyridazin-6-one BUTTPARK 417-19 AURORA KA-267 2,3-dihydro-2-methyl-3-oxo-6-hydroxypyridazine N-Methylmaleic hydrazide N-METHYL PYRIDAZINEDIONE 3(2H)-pyridazinone,6-hydroxy-2-methyl 1,6-dihydro-3-hydroxy-1-methyl-6-oxo-pyridazine 3-hydroxy-1-methyl-6-pyridazinone |
Density | 1.263g/cm3 |
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Boiling Point | 260.1ºC at 760mmHg |
Melting Point | 210-212 °C |
Molecular Formula | C5H6N2O2 |
Molecular Weight | 126.11300 |
Flash Point | 111.1ºC |
Exact Mass | 126.04300 |
PSA | 55.12000 |
Index of Refraction | 1.511 |
Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
Risk Phrases: 20/21/22 36/37/38 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW
Harmful by inhalation, in contact with skin and if swallowed. Irritating to eyes, respiratory system and skin. Potential Health Effects Eye: Causes eye irritation. Skin: Causes skin irritation. Harmful if absorbed through the skin. Ingestion: Harmful if swallowed. May cause irritation of the digestive tract. Inhalation: Harmful if inhaled. Causes respiratory tract irritation. Chronic: Not available. Section 4 - FIRST AID MEASURES Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Ingestion: Get medical aid. Wash mouth out with water. Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. Notes to Physician: Section 5 - FIRE FIGHTING MEASURES General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container. Section 7 - HANDLING and STORAGE Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use only in a chemical fume hood. Storage: Store in a cool, dry place. Store in a tightly closed container. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 5436-01-1: Personal Protective Equipment Eyes: Not available. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Crystalline powder Color: white Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 210 - 212 deg C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C5H6N2O2 Molecular Weight: 126.12 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 5436-01-1 unlisted. LD50/LC50: Not available. Carcinogenicity: 1-Methyl-3,6-(1H,2H)-pyridazinedione - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Dispose of in a manner consistent with federal, state, and local regulations. Section 14 - TRANSPORT INFORMATION IATA No information available. IMO No information available. RID/ADR No information available. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: XN Risk Phrases: R 20/21/22 Harmful by inhalation, in contact with skin and if swallowed. R 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 37/39 Wear suitable gloves and eye/face protection. WGK (Water Danger/Protection) CAS# 5436-01-1: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 5436-01-1 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 5436-01-1 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A |
Hazard Codes | Xn |
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Risk Phrases | 44-36/37/38-20/21/22 |
Safety Phrases | S36/37/39-S26 |
HS Code | 2933990090 |
~86% 5436-01-1 |
Literature: Magano, Javier; Acciacca, Allison; Beylin, Vladimir; Spence, Julie; Dunn, Peter; Hughes, Mike Synthetic Communications, 2007 , vol. 37, # 20 p. 3569 - 3578 |
~% 5436-01-1 |
Literature: Helvetica Chimica Acta, , vol. 37, p. 837,848 |
~% 5436-01-1 |
Literature: Helvetica Chimica Acta, , vol. 37, p. 837,848 |
HS Code | 2933990090 |
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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% |