Potassium ethylxanthate 乙基黄原酸钾
CAS 140-89-6 MFCD00004931
信息真实价格透明
资金保障
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信息真实价格透明
资金保障
专业采购外包团队在线服务
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现货库存
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分类
- {SNA} Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfur Compounds, Thiocarbonyl Compounds
- {uni_hamburg} no charge; 2fragments; ionic
- Miscellaneous Reagents
产品应用
- 测定硫化氢与硫化铵组的金属,如铜、银、镍、汞、钼等。测定生物碱。沉淀蛋白质。金属矿浮选剂。有机合成。
相关文献及参考
- Reagent for extraction of metal ions into organic solvents: Talanta, 23, 417 (1975).
- Merck: 14,7696
- Merck: 14,7696 Beilstein: 3,IV,402
- For use in the conversion of o-phenylenediamines to 2-mercapto benzimidazoles and o-amino phenols to 2-mercapto benzoxazoles, see: Org. Synth. Coll., 4, 569 (1963).
- Short: EINECS
- Short: III/5a
- Reaction with the tosylate of a secondary alcohol, followed by cleavage with ethylenediamine gives the thiol of opposite configuration: Synthesis, 425 (1974).
- For conversion of arene diazonium salts to thiols via the aryl ethyl xanthate, see: Org. Synth. Coll., 3, 809 (1955). [Caution! explosive diazonium xanthates may be formed: Org. Synth. Coll., 5, 1050 (1973)].
安全信息
GHS Symbol
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
- S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时,立即求医(可能时出示标签);
- S36/37 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套;
- S16 Keep away from sources of ignition - No smoking 远离火源,禁止吸烟;
- S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
- R22 Harmful if swallowed 吞咽有害
- P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
- P235+P410
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
- P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
- P273 Avoid release to the environment. 避免释放到环境中。
- P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
- P301+P312+P330
- P302+P352+P332+P313+P362+P364
- P305+P351+P338
- P305+P351+P338+P337+P313
- P332+P313
- P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服,清洗后方可重新使用
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- H228 Flammable solid 易燃固体
- H251 Self-heating: may catch fire 自我放热:可能着火
- H302 Harmful if swallowed 吞食有害
- H302+H332
- H315 Causes skin irritation 会刺激皮肤
- H319 Causes serious eye irritation 严重刺激眼睛
- H335 May cause respiratory irritation 可能导致呼吸道刺激
- H411 Toxictoaquaticlifewithlonglastingeffects 对水生生物有毒性并具有长期影响。
其他信息
- 乙基黄原酸钾价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 30155516 乙基黄原酸钾;乙基二硫代碳酸钾; 黄酸钾; 乙原磺酸钾 100g 115元 2011/04/16 E0194 乙基黄原酸钾 Potassium Ethylxanthate 25G 273元 2011/04/16 E0194 乙基黄原酸钾 Potassium Ethylxanthate 500G 2200元
- Acros Organics:乙基黄原酸钾 Ethylxanthic acid potassium salt, 97+%(140-89-6)
- 在潮湿空气中分解。能被无机酸分解而析出黄原酸,分解为乙醇和二硫化碳。易溶于水,溶于乙醇,微溶于乙醚,水溶液呈强碱性。低毒,半数致死量(大鼠,经口)1700mg/kg。有刺激性。
- 方法一:将无水乙醇、苛性钾加入反应锅,加热全溶,然后降温至20℃,加入二硫化碳,趁热放料,自然冷却,析出结晶,过滤,真空干燥,即得黄原酸钾。
- Alfa Aesar:乙基黄酸钾,98% Potassium ethyl xanthate, 98%(140-89-6)
- 下游产品:2-甲氧基苯硫酚 --> 2,4-二氯苯硫酚 --> 4-(乙硫基)苯甲酸 --> 硫康唑 --> 奥美拉唑 --> 6-乙氧基-2-巯基苯并噻唑 --> 3-溴苯硫酚 --> 2-巯基异丁酸 --> 对硝基苯硫醚 --> 2-乙黄原酸基异丁酸
- Sigma Aldrich:140-89-6(sigmaaldrich)
- 用途一:在金属选矿中充当捕收剂
- 用途三:医药甲砜霉素的中间体。化学分析试剂。
- 用途四:测定硫化氢与硫化铵组的金属,如铜、银、镍、汞、钼等。测定生物碱。沉淀蛋白质。金属矿浮选剂。有机合成。
- 图谱信息:乙基黄原酸钾(140-89-6)红外图谱(IR1) 乙基黄原酸钾(140-89-6)红外图谱(IR2) 乙基黄原酸钾(140-89-6)核磁图( 1 HNMR)
- 检测方法:RT
- MOL 文件:140-89-6.mol
- TCI Shanghai:乙基黄原酸钾 Potassium Ethylxanthate,>;90.0%(T)(140-89-6)
- 用途二:用于有机磷、有机氯农药
- 上游原料:乙醇 --> 氢氧化钾 --> 二硫化碳