| 单词 | schotten–baumann reaction |
| 释义 | > as lemmasSchotten–Baumann reaction Used attributively (esp. as Schotten–Baumann method, Schotten–Baumann reaction) and occasionally in the possessive with reference to a type of reaction in which a primary or secondary amine reacts with an acid halide in basic aqueous solution to form an amide; also used with reference to analogous reactions involving primary and secondary alcohols. ΘΚΠ the world > matter > chemistry > organic chemistry > chemical processes or reactions > processes or reactions attributed to chemists > [noun] > others Skraup1886 Friedel–Crafts1892 Schotten–Baumann method1895 Cannizzaro1897 Grignard('s) reaction1904 Liebermann–Burchard reaction1904 Raschig process1920 Fischer–Tropsch1933 Schmidt reaction1937 1895 Jrnl. Chem. Soc. 68 i. 139 A convenient modification of the Schotten–Baumann method is also suggested. 1902 J. B. Cohen Theoret. Org. Chem. xxxiv. 468 A simple and rapid method for preparing small quantities of esters..is that known as Schotten–Baumann's reaction. 1920 A. K. Macbeth Org. Chem. xxv. 214 The operation is carried out by shaking the substance with benzoyl chloride and dilute alkali... The is known as the Schotten–Baumann reaction. 1935 P. H. Groggins Unit Processes in Org. Synthesis x. 514 As the esters formed by the Schotten–Baumann method are insoluble in the aqueous alkali, they are readily separated. 1958 Packer & Vaughan Mod. Approach to Org. Chem. xxiv. 788 An improvement on the original Schotten–Baumann method is the use of pyridine in place of aqueous alkali. 1964 N. G. Clark Mod. Org. Chem. xxiii. 485 ‘Benzoylation’ is..often used for characterizing amines, and may also be performed by a Schotten–Baumann technique. 1981 J. W. Buttle et al. Chem. (ed. 4) xxi. 461 The more usual derivative for amines, however, is the benzenecarboxamide, prepared from benzoyl chloride (the Schotten–Baumann reaction). < as lemmas |
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