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CAS号420-04-2 氰胺 | CAS号5908-82-7 BARIUM THI°CYAN... | CAS号3029-48-9 Thi°Cyanic acid... | CAS号556-64-9 硫氰酸甲酯 | CAS号590-42-1 叔丁基异硫酸酯 | CAS号37985-18-5 2-Thi°Cyanato-2... | CAS号122492-29-9 Thi°Cyanic acid... | CAS号557-42-6 硫氰酸锌 | CAS号57670-85-6 Sulfur thi°Cyanate | CAS号3879-01-4 cesium thi°Cyanate专利信息
专利号:US-10626091-B2
优先权日:2014-10-01
标 题 :Process for the preparation of enzalutamide
发明人:CHIVUKULA KAMESWAR RAO; KARUTURI VEERA VENKATESWARA RAO; BENDA SRINIVAS; ANKE RAMACHANDRA; GAJULA DHARMAPURI; MOTURU VENKATA RAMA KRISHNA MURTHY; INDUKURI VENKATA SUNIL KUMAR; GORANTLA SEETA RAMA ANJANEYULU; CHAVA SATYANARAYANA
权利人:LAURUS LABS LTD
摘要:The present invention relates to an improved process for the preparation of enzalutamide by conventional synthesis, which avoids utilization of microwave irradiation and noxious reagents. The present invention also relates to an improved process for preparation of 4-isothiocyanato-2-(trifluoromethyl) benzonitrile, which is an intermediate in the synthesis of Enzalutamide.
专利号:US-4544707-A
优先权日:1984-05-07
标 题 :Manganese-tertiary phosphine-polymer complexes
发明人:MINTEN KARL; KRUG WILLIAM
权利人:GOULD INC
摘要:The present invention relates to novel polymer compositions and the novel method of their synthesis. The novel polymer compositions are synthesized by forming a tetrahydrofuran solution of a polymer selected from the group consisting of polyvinylchloride, polystyrene, and silicone; adding an anhydrous manganese salt of the formula: n n MnX.sub.2 n n wherein X is a species capable of forming an anion, preferably a halogen or a thiocyanate, then adding to the solution of polymer and manganese salt, a phosphine of the formula: n n PR.sup.1 R.sup.2 R.sup.3 n n wherein R 1 , R 2 , and R 3 may be the same or different, and each is selected from the group consisting of substituted or unsubstituted alkyl, cycloalkyl or aryl groups or hydrogen, provided that no more than two of the groups R 1 , R 2 , and R 3 are substituted or unsubstituted aryl groups and that at least one of the groups R 1 , R 2 , and R 3 is a substituted or unsubstituted alkyl, cycloalkyl or aryl group. Films formed from the novel polymer composition have particular utility in reversibly complexing with gases such as oxygen, hydrogen, sulfur dioxide, alkenes, carbon monoxide and the like.