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        純度:99% 包裝:25kg/桶

        CAS: 1643-19-2
        中文名稱: 四丁基溴化銨

        英文名稱: Tetrabutyl ammonium bromide
                              n,n,n-tributyl-1-butanaminiu bromide
                              tetrabutylammonium bromide
        性質描述: 白色片狀或顆粒狀晶體結晶,有潮解性,易溶于水、醇、醚、氯仿和丙酮,微溶于苯。熔點 100-104℃,水溶性 600 g/L (20℃) 。

        外觀  白色結晶
        含量  ≥99.0%
        游離胺 ≤0.4mg.KOH
        酸值  ≤0.3mg.KOH
        水分  ≤0.3%
        用途: 是一種離子對試劑,一種有效的相轉移催化劑。適用于化學或制藥有機合成反應中相較轉移催化作用,有機合成中間體,極譜分析試劑。醫藥上用于巴氨西林、舒他西林等的合成。

        【Product Name】Tetrabutylammonium bromide  四丁基溴化銨
        【Synonyms】1-Butanaminium, N,N,N-tributyl-, bromide
        Tetrabutylazanium bromide
        【Molecular Weight】322.38
        【Beilstein Reference】4-04-00-00556
        Physical and Chemical Properties
        【Appearance】White to light cream solid.
        【Solubility in water】600 g/L
        【Melting Point】100 - 103
        【Density】1.148 g/cm3
        【Heat Of Vaporization】
        【Usage】Commonly used as a phase transfer catalyst.
        First Aid Measures
        【Ingestion】If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
        【Inhalation】Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.
        【Skin】Get medical aid if irritation develops or persists. Wash clothing before reuse. Flush skin with plenty of soap and water.
        【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. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
        Hazards Identification
        【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.
        【Ingestion】May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
        【EC Risk Phrase】R 22 36/37/38
        【EC Safety Phrase】S 26 36/37/39
        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.
        【Exposure Effects】Irritating to eyes, respiratory system and skin. The toxicological properties of this material have not been investigated.
        Fire Fighting Measures
        【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
        Accidental Release Measures
        【Small spills/leaks】Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions. Provide ventilation.
        Stability and Reactivity
        【Disposal Code】3
        【Stability】Stable under normal temperatures and pressures.
        【Incompatibilities】Strong oxidizing agents.
        【Decomposition】Nitrogen oxides, carbon monoxide, carbon dioxide, hydrogen bromide.
        Transport Information
        【HS Code】2923 90 00




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