Science of Synthesis: Houben-Weyl Methods of Molecular Transformations, 第 35 卷Ernst Schaumann Thieme, 2000 - 850 頁 Science of Synthesis: Houben-Weyl Methods of Molecular Transformations is the entirely new edition of the acclaimed reference series Houben-Weyl, the standard synthetic chemistry resource since 1909. This new edition is published in English and will comprise 48 volumes published between the years 2000 and 2008. Science of Synthesis is a quality reference work developed by a highly esteemed editorial board to provide a comprehensive and critical selection of reliable organic and organometallic synthetic methods. This unique resource is designed to be the first point of reference when searching for a synthesis strategy.
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第 1 到 3 筆結果,共 80 筆
... reduced pressure to afford a colorless syrup ; yield : 1.32 g ( 95 % ) . 5 ' - Chloro - 5 ' - deoxyuridine ( 48 ) : 1941 Uridine ( 2.0 g , 8.2 mmol ) was reacted with chloromethylenedimethyliminium chloride ( 1.01 g , 8.2 mmol ) in DMF ...
... reduced pressure and the crude product was purified by distillation ; yield : 14.5 g ( 47 % ) ; bp 145.5-147.5 ° C / 3 Torr . 1,2 - Dibromoethyl Acetate ( 58 , R1 = H ) :( 167 ) CAUTION : Bromine is a severe irritant of the eyes ...
... reduced pressure . The fil- ter cake was rinsed with pentane , the filtrate was added to H2O ( 200–500 mL ) , and the product was extracted with pentane ( 3 × 50-100 mL ) . The combined organic layers were washed with H2O and dried ...