production method of o- tolidine sulfonePROBLEM TO BE SOLVED: To provide a method of more safely, efficiently, and economically producing high-purity o-tolidinesulfone by reacting o-tolidine with fuming sulfuric acid.黒澤 和徳大森 潔福田 康法久森 弘樹...
O-TOLIDINE SULFONEcas:71226-58-9 o-Tolidine dihydrofluoridecas:41766-75-0 1. Names and Identifiers 2. Properties 3. Use and Manufacturing 4. Safety and Handling 5. Msds 6. NMR Spectrum 7. Synthesis Route 8. Precursor and Product 9. Computational chemical data 10. Other Information 11. ...
A gas separation membrane is formed from a copolyimide produced by copolymerization of monomers which include o-tolidine sulfone, at least one other hydrophilic diamine and 2,2-bis(3,4-dicarboxyphenyl)hexafluoropropane dianhydride. One or more additional aromatic dianhydrides can optionally be ...
O-TOLIDINE SULFONE o-Toluidine O-TOLIDINE SULFONE DIRECT FAST RED 3B 3,3'-Dimethyl-4,4'-biphenylene diisocyanate N-(3-Sulfopropyl)-3,3',5,5'-tetramethylbenzidine sodium salt 3,3'-Dimethylbenzidine dihydrochloride 4,4'-DIAMINOBIPHENYL-3,3'-DICARBOXYLIC ACID Trypan Blue 3,3'-DIMETHYLNAPHTHIDIN...
O-Tolidine sulfone based copolyamide fiberA novel copolyamide fiber having an excellent initial modulus of elasticity and mechanical strength, is made from a copolyamide consisting essentially of unit A of the formula (A): ##STR1## unit (B) of the formula (B): ##STR2## and unit (C)...
METHOD OF PRODUCING O-TOLIDINESULFONEPROBLEM TO BE SOLVED: To provide a method of more safely, efficiently, and economically producing high-purity o-tolidinesulfone by reacting o-tolidine with fuming sulfuric acid.KUROSAWA KAZUNORI黒澤 和徳OMORI KIYOSHI大森 潔FUKUDA YASUNORI福田 康法...
Method for producing a high purity o- tolidine sulfonePROBLEM TO BE SOLVED: To provide a method of easily producing high-purity o-tolidinesulfone containing few amount of impurities such as a metallic component.黒澤 和徳大森 潔福田 康法
PROBLEM TO BE SOLVED: To provide a method of easily producing high-purity o-tolidinesulfone that contains few amount of impurities such as by-produced o-tolidinesulfone sulfonic acid.KUROSAWA KAZUNORI黒澤 和徳OMORI KIYOSHI大森 潔FUKUDA YASUNORI福田 康法HISAMORI HIROKI久森 弘樹...
METHOD OF PRODUCING HIGH-PURITY O-TOLIDINESULFONEPROBLEM TO BE SOLVED: To provide a method of easily producing high-purity o-tolidinesulfone containing few amount of impurities such as a metallic component.KUROSAWA KAZUNORI黒澤 和徳OMORI KIYOSHI...
Method for producing a high purity o- tolidine sulfonePROBLEM TO BE SOLVED: To provide a method of easily producing high-purity o-tolidinesulfone that contains few amount of impurities such as by-produced o-tolidinesulfone sulfonic acid.黒澤 和徳...