…Ethers where R = R' are called symmetric ethers (single ethers), and those where R ≠ R' are called asymmetric ethers (mixed ethers). Also, ethers in which the ether bond is part of a ring are called cyclic ethers. Among cyclic ethers, three-membered ring ethers (those with three atoms in the ring) that have a large strain are called epoxides, and have unique properties compared to other ethers. … *Some of the terminology explanations that mention "cyclic ether" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…R=R′のものを対称エーテル(単一エーテル),R≠R′のものを非対称エーテル(混成エーテル)とよぶ。また,エーテル結合が環の一部となっているものを環状エーテルという。環状エーテルのうち,ひずみの大きな3員環エーテル(環を構成する原子数が3個のもの)はとくにエポキシドとよばれ,他のエーテルとくらべて特異な性質をもっている。… ※「環状エーテル」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 |
<<: Ophthalmomaxillary brown-blue nevus - Ganjogakukasseishokubohan
>>: Buffer solution - Kanshoeki
…In addition to the university, the university is...
...An epiphytic perennial fern of the Polypodiace...
1914‐2003 British historian. Regius Professor of M...
United Nations Children's Fund. A permanent su...
A classification system for Chinese books. It is d...
...Found in the Kanto to Kyushu areas of Japan an...
…DeWitt Wallace's Reader's Digest (1922),...
According to the provisions of Part III of the Un...
[raw]? [Died] c. 737. Cangas. First king of the Ki...
A large medieval parchment illuminated Gospel manu...
Around 1756 - 1818 A poet of the first period of t...
…It is a general term for drawings made with simp...
1. Drops of water that freeze and hang down in the...
… [Human body temperature] Body temperature is me...
" orbiting astronomical observatory " As...