urea adduct (English spelling) ureaadduct

Japanese: urea adduct(英語表記)ureaadduct
urea adduct (English spelling) ureaadduct

...It is also used as an industrial chemical and pharmaceutical raw material.
[Urea adduct]
Urea forms adducts (actually clathrate compounds) with many linear chain molecules. The urea is arranged in a helical structure by its hydrogen bonds, and the chain molecules are included as guests in the hexagonal columnar tunnels formed by the bundles of helical structures.

*Some of the terminology that mentions "urea adduct" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…そのほか工業薬品,医薬品原料としても用いられる。
[尿素アダクツurea adduct]
 尿素は多くの直鎖分子とアダクツ(実際はクラスレート化合物)をつくる。尿素がその水素結合でらせん構造をとって配列し,そのらせん構造の束によってつくられる六角柱状トンネルの中に鎖状分子がゲストとして包接される。…

※「urea adduct」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

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