...A general term for compounds represented by the general formula R 1 R 2 C=NR 3 (R 1 , R 2 , R 3 are alkyl groups or aromatic rings). Named after its discoverer, German Hugo Schiff (1834-1915), they are also called imines or azomethine imines. They are synthesized by the dehydration condensation reaction of aldehydes or ketones with primary amines, and some are known to be solid at room temperature (Table). Schiff bases derived from lower aliphatic aldehydes are prone to polymerization and exist as trimers. ... *Some of the terminology that mentions "Schiff, H." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…一般式R1R2C=NR3(R1,R2,R3はアルキル基または芳香環)で表される化合物の総称。発見者であるドイツのシッフHugo Schiff(1834‐1915)にちなんで名づけられ,イミンまたはアゾメチンイミンとも呼ばれている。アルデヒドまたはケトンと第一アミンとの脱水縮合反応により合成され,室温で固体のものも知られている(表)。低級脂肪族アルデヒドから生じるシッフ塩基は重合しやすく,三量体として存在する。… ※「Schiff,H.」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
...The flowers are funnel-shaped and pale pink, b...
Year of death: November 5, 2nd year of the Meiji e...
The simplest explanation of literature is that it...
...The term "science fiction" has been ...
…It is a general term for threshing mortars and m...
A city in eastern Moldova. It is located about 70 ...
...general term for books that record the biograp...
A bivalve mollusca of the family Pectiniidae in t...
An annual plant of the Orobanchaceae family. It is...
A record of lectures on the Nihon Shoki held at th...
〘 noun 〙 The habit of impulsively stealing other p...
…Irish nationalist organization. Its official nam...
...As mentioned above, the deification of kings b...
...The Haya are a stratified tribe consisting of ...
〘 noun 〙① In Kabuki, an actor who specializes in r...