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純度：99% |
包裝：200公斤/襯塑桶 |
結構式
CAS: 637-88-7
分子式: C6H8O2
分子量: 112.13
中文名稱: 1,4-環己二酮
英文名稱: 1,4-cyclohexanedione
1,4-Dioxocyclohexane
Cyclohexane-1,4-dione
1,4-cyclohexanedion
Cyclohexan-1,4-dion
性質描述: 無色結晶。能溶于氯仿、乙醇，不溶于石油醚、乙醚，沸點 112℃，熔點 76-80℃ 。
用途: 用于有機合成，醫藥、電導體材料等的合成。也是通用試劑。
其它信息：
Product Identification
【Product Name】1,4-Cyclohexanedione
【Synonyms】1,4-環己二酮
【CAS】637-88-7
【Formula】C6H8O2
【Molecular Weight】112.13
【EINECS】211-306-0
【Beilstein/Gmelin】774152
【Beilstein Reference】4-07-00-01986
Physical and Chemical Properties
【Appearance】Slightly yellow crystalline powder.
【Solubility in water】Very soluble
【Melting Point】75 - 76
【Boiling Point】227
【Vapor Pressure】0.081 (25 C)
【Density】1.28 g/cm3 (20 C)
【Partition Coefficient】-0.91
【Heat Of Vaporization】46.3 kJ/mol
【Heat Of Combustion】-3097 kJ/mol
【Refractive Index】1.4576 (102 C)
First Aid Measures
【Ingestion】Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
【Inhalation】Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
【Eyes】Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Handling and Storage
【Storage】Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Hazards Identification
【Ingestion】May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
【Inhalation】May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
【Skin】May cause skin irritation.
【Eyes】May cause eye irritation.
【EC Safety Phrase】S 22 24/25
Exposure Controls/Personal Protection
【Personal Protection】Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. 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 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Fire Fighting Measures
【Flash Point】82
【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Runoff from fire control or dilution water may cause pollution. Extinguishing media: Use agent most appropriate to extinguish fire. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
Accidental Release Measures
【Small spills/leaks】Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. Provide ventilation.
Stability and Reactivity
【Disposal Code】3
【Incompatibilities】Oxidizing agents.
【Stability】Stable under normal temperatures and pressures.
【Decomposition】Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
Transport Information
【HS Code】2914 29 00 |
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