2-Methylbenzophenone Ka CAS 131-58-8
2-Methylbenzophenone ke motsoako oa benzophenone, e leng k'hemik'hale e ntle ea bohlokoa haholo.Ka nako e ts'oanang, li-ketone le tsona ke likarolo tsa mantlha tsa limolek'hule tse ngata tsa manyolo, joalo ka lisebelisoa tse sebetsang, monko o monate le limolek'hule tsa lithethefatsi.Li-ketones tse nkhang hamonate ke li-block tsa bohlokoa haholo tsa ho aha ka har'a organic synthesis, tse teng ka bongata litsing tsa mantlha tsa lihlahisoa tsa tlhaho mme li sebelisoa haholo metsoakong e sebetsang ea biologically.
| Ntho | Standard |
| Ponahalo | Mokelikeli o mosehla o se nang 'mala o khanyang |
| Tlhahlobo | ≥99.0% |
| Metsi | ≤0.20% |
Tlas'a tšireletso ea khase ea inert, 2-methylphenylsulfonylhydrazide (1.1 mmol), benzonitrile (1.0 mmol), palladium catalyst (2 mol %) le biquinoline (bq, 3 mol %) li ile tsa qhalakanngoa ka har'a motsoako oa tlhaho (2 mL)), ebe H2O (2 mmol) e ile ea eketsoa, 'me mocheso o nyolohetse ho 80°C ka lihora tse 6.Joale tharollo ea karabelo e ile ea ntšoa ka makhetlo a mararo ka Et2O (5 mL), likarolo tsa manyolo li ile tsa kopanngoa, 'me motsoako o ne o omisitsoe ka tlas'a khatello e fokotsehileng.Sehlahisoa se fumanweng se ile sa bewa tlasa kholumo ya chromatography hodima kholomo ya gel ya silica (300-400 mesh), mme tse hlahiswang e ne e le petroleum ether, ho fumana sehlahiswa se hlahiswang 2-methylbenzophenone.Mokelikeli o hlakileng o se nang mmala kapa o mosehla o bobebe o bonaletsang.Sebaka sa ho qhibiliha se ka bang 134°C.Sebelisa e le setsi sa meriana.
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2-Methylbenzophenone Ka CAS 131-58-8
