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CAS号5720-07-0 4-甲氧基苯硼酸 | CAS号21959-36-4 N-乙酰基-3,5-二碘-L-酪氨酸乙酯 | CAS号20767-00-4 N-乙酰-3,5-二硝基-L-酪氨酸 | CAS号29358-99-4 乙酰-3,5-二硝基-L-酪氨酸乙酯 | CAS号17360-11-1 3,5-二硝基-L-酪氨酸 | CAS号83290-90-8 3.5-dinitro-O'-... | CAS号60-18-4 L-酪氨酸 | CAS号64-17-5 乙醇 | CAS号886203-79-8 Alanine, N-acet... | CAS号19231-06-2 二(4-甲氧基苯基)-溴化碘(1:1)合成工艺路线路线简述
- 合成目标产物 Ethyl 2-(Acetylamino)-3-[3,5-Diiodo-4-(4-Methoxyphenoxy)Phenyl]Propanoate 主要起始原料 4-Methoxyphenylboronic Acid And N-Acetyl-3,5-Diiodo-L-Tyrosine Ethyl Ester
- 5720-07-0 + 21959-36-4 = 83249-56-3
反应条件:1.1 Reagents: Pyridine,Triethylamine Catalysts: Cupric Acetate Solvents: Dichloromethane; 20 H,Rt
标题:Conjugated Synthesis Of L-Thyroxine And L-Triiodothyronine
作者:Martinovich,V. P.; Et Al
参考文献:Vestsi Natsyyanal'Nai Akademii Navuk Belarusi 日期:2004 卷标:(1) 页码:85-92]
440667-78-7 = 83249-56-3
反应条件:1.1 Reagents: Sodium Nitrite,Sodium Iodide,Hydrogen Ion Solvents: Water
标题:Synthesis And Characterization Of Potential Impurities In Levothyroxine
作者:Panmanad,Deepak; Et Al
参考文献:Chemical Science Transactions 日期:2016 卷标:5(4) 页码:1082-1089]
83290-90-8 = 83249-56-3
反应条件:1.1 Reagents: Hydrogen Catalysts: Nickel2.1 Reagents: Sodium Nitrite,Sodium Iodide,Hydrogen Ion Solvents: Water
标题:Synthesis And Characterization Of Potential Impurities In Levothyroxine
作者:Panmanad,Deepak; Et Al
参考文献:Chemical Science Transactions 日期:2016 卷标:5(4) 页码:1082-1089]
150-76-5 + 21959-36-4 = 83249-56-3
反应条件:1.1 Reagents: Tosyl Chloride,Pyridine; 15 Min,70 - 80 °C1.2 5 Min,70 - 80 °C; 75 Min,Reflux2.1 Reagents: Hydrochloric Acid,Tin Dichloride Dihydrate Solvents: Water; 60 °C2.2 Solvents: Methanol; 60 Min2.3 Reagents: Acetic Acid,Sulfuric Acid,Nitrosylsulfuric Acid; 30 Min,5 - 10 °C; 20 Min,Rt2.4 Reagents: Urea,Iodine,Sodium Iodide Solvents: Chloroform,Water; 90 Min,Rt
标题:Conjugated Synthesis Of L-Thyroxine And L-Triiodothyronine
作者:Martinovich,V. P.; Et Al
参考文献:Vestsi Natsyyanal'Nai Akademii Navuk Belarusi 日期:2004 卷标:(1) 页码:85-92]
150-76-5 + 29358-99-4 = 83249-56-3
反应条件:1.1 Reagents: P-Toluenesulfonic Acid,Pyridine2.1 Reagents: Hydrogen Catalysts: Nickel3.1 Reagents: Sodium Nitrite,Sodium Iodide,Hydrogen Ion Solvents: Water
标题:Synthesis And Characterization Of Potential Impurities In Levothyroxine
作者:Panmanad,Deepak; Et Al
参考文献:Chemical Science Transactions 日期:2016 卷标:5(4) 页码:1082-1089]
150-76-5 + 29358-99-4 = 83249-56-3
反应条件:1.1 Solvents: Pyridine; Rt -> 40 °C1.2 Reagents: Tosyl Chloride Solvents: Pyridine; 40 °C -> 65 °C1.3 Solvents: Pyridine; 65 °C -> 120 °C; 140 - 160 Min,115 - 120 °C; 115 °C -> 60 °C2.1 Reagents: Hydrogen Catalysts: Palladium Solvents: Ethanol,Water; 10 Min,Rt; Rt -> 60 °C; 60 - 65 °C3.1 Reagents: Sulfuric Acid Solvents: Acetic Acid; 20 - 25 °C3.2 Reagents: Sodium Nitrite Solvents: Water; 20 °C -> -10 °C; -20 - -15 °C3.3 Reagents: Urea Solvents: Water3.4 Reagents: Iodine,Potassium Iodide Solvents: Acetone,Water; 30 - 50 Min,15 - 20 °C
标题:Process For The Production Of Thyroid Hormones And Their Salts And Derivatives,Including Thyroxine And Triiodothyronine And Their Free Bases And Monosodium Salts,Via Their Disodium Salts
参考文献:Italy]
17360-11-1 = 83249-56-3
反应条件:1.1 Reagents: Sodium Hydroxide2.1 Reagents: P-Toluenesulfonic Acid3.1 Reagents: P-Toluenesulfonic Acid,Pyridine4.1 Reagents: Hydrogen Catalysts: Nickel5.1 Reagents: Sodium Nitrite,Sodium Iodide,Hydrogen Ion Solvents: Water
标题:Synthesis And Characterization Of Potential Impurities In Levothyroxine
作者:Panmanad,Deepak; Et Al
参考文献:Chemical Science Transactions 日期:2016 卷标:5(4) 页码:1082-1089]
5720-07-0 + 21959-36-4 = 83249-56-3
反应条件:1.1 Reagents: Triethylamine Catalysts: Cupric Acetate Solvents: Dichloromethane
标题:Synthesis Of Diaryl Ethers Through The Copper-Promoted Arylation Of Phenols With Arylboronic Acids. An Expedient Synthesis Of Thyroxine
作者:Evans,David A.; Et Al
参考文献:Tetrahedron Letters 日期:1998 卷标:39(19) 页码:2937-2940]
440667-78-7 = 83249-56-3
反应条件:1.1 Reagents: Sulfuric Acid Solvents: Acetic Acid; 20 - 25 °C1.2 Reagents: Sodium Nitrite Solvents: Water; 20 °C -> -10 °C; -20 - -15 °C1.3 Reagents: Urea Solvents: Water1.4 Reagents: Iodine,Potassium Iodide Solvents: Acetone,Water; 30 - 50 Min,15 - 20 °C
标题:Process For The Production Of Thyroid Hormones And Their Salts And Derivatives,Including Thyroxine And Triiodothyronine And Their Free Bases And Monosodium Salts,Via Their Disodium Salts
参考文献:Italy]
83290-90-8 = 83249-56-3
反应条件:1.1 Reagents: Hydrochloric Acid,Tin Dichloride Dihydrate Solvents: Water; 60 °C1.2 Solvents: Methanol; 60 Min1.3 Reagents: Acetic Acid,Sulfuric Acid,Nitrosylsulfuric Acid; 30 Min,5 - 10 °C; 20 Min,Rt1.4 Reagents: Urea,Iodine,Sodium Iodide Solvents: Chloroform,Water; 90 Min,Rt
标题:Conjugated Synthesis Of L-Thyroxine And L-Triiodothyronine
作者:Martinovich,V. P.; Et Al
参考文献:Vestsi Natsyyanal'Nai Akademii Navuk Belarusi 日期:2004 卷标:(1) 页码:85-92]
83290-90-8 = 83249-56-3
反应条件:1.1 Reagents: Hydrogen Catalysts: Palladium Solvents: Ethanol,Water; 10 Min,Rt; Rt -> 60 °C; 60 - 65 °C2.1 Reagents: Sulfuric Acid Solvents: Acetic Acid; 20 - 25 °C2.2 Reagents: Sodium Nitrite Solvents: Water; 20 °C -> -10 °C; -20 - -15 °C2.3 Reagents: Urea Solvents: Water2.4 Reagents: Iodine,Potassium Iodide Solvents: Acetone,Water; 30 - 50 Min,15 - 20 °C
标题:Process For The Production Of Thyroid Hormones And Their Salts And Derivatives,Including Thyroxine And Triiodothyronine And Their Free Bases And Monosodium Salts,Via Their Disodium Salts
参考文献:Italy]
20767-00-4 = 83249-56-3
反应条件:1.1 Reagents: P-Toluenesulfonic Acid2.1 Reagents: P-Toluenesulfonic Acid,Pyridine3.1 Reagents: Hydrogen Catalysts: Nickel4.1 Reagents: Sodium Nitrite,Sodium Iodide,Hydrogen Ion Solvents: Water
标题:Synthesis And Characterization Of Potential Impurities In Levothyroxine
作者:Panmanad,Deepak; Et Al
参考文献:Chemical Science Transactions 日期:2016 卷标:5(4) 页码:1082-1089]
20767-00-4 = 83249-56-3
反应条件:1.1 Reagents: Thionyl Chloride; 1 H,Rt -> 35 °C; 35 °C -> 80 °C; 1 H,80 °C; 80 °C -> Rt1.2 Solvents: Ethanol; 30 - 40 Min,Reflux; 2 H,Reflux2.1 Solvents: Pyridine; Rt -> 40 °C2.2 Reagents: Tosyl Chloride Solvents: Pyridine; 40 °C -> 65 °C2.3 Solvents: Pyridine; 65 °C -> 120 °C; 140 - 160 Min,115 - 120 °C; 115 °C -> 60 °C3.1 Reagents: Hydrogen Catalysts: Palladium Solvents: Ethanol,Water; 10 Min,Rt; Rt -> 60 °C; 60 - 65 °C4.1 Reagents: Sulfuric Acid Solvents: Acetic Acid; 20 - 25 °C4.2 Reagents: Sodium Nitrite Solvents: Water; 20 °C -> -10 °C; -20 - -15 °C4.3 Reagents: Urea Solvents: Water4.4 Reagents: Iodine,Potassium Iodide Solvents: Acetone,Water; 30 - 50 Min,15 - 20 °C
标题:Process For The Production Of Thyroid Hormones And Their Salts And Derivatives,Including Thyroxine And Triiodothyronine And Their Free Bases And Monosodium Salts,Via Their Disodium Salts
参考文献:Italy]
60-18-4 = 83249-56-3
反应条件:1.1 Reagents: Sulfuric Acid,Nitric Acid Solvents: Water2.1 Reagents: Sodium Hydroxide3.1 Reagents: P-Toluenesulfonic Acid4.1 Reagents: P-Toluenesulfonic Acid,Pyridine5.1 Reagents: Hydrogen Catalysts: Nickel6.1 Reagents: Sodium Nitrite,Sodium Iodide,Hydrogen Ion Solvents: Water
标题:Synthesis And Characterization Of Potential Impurities In Levothyroxine
作者:Panmanad,Deepak; Et Al
参考文献:Chemical Science Transactions 日期:2016 卷标:5(4) 页码:1082-1089
海关参考信息
- 2902600000-乙苯
2905121000-正丙醇
2909110000-乙醚
2912110000-甲醛 - 💡 提示:海关信息按照顺序优先匹配,如需确认的海关信息,请参考相关资料。
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专利信息
专利号:CN-110156625-A
优先权日:2019-06-11
标 题:A method of synthesis Levothyroxinnatrium sodium intermediate