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求助默克索引内容 CAS：666-99-9
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求求助默克索引内容 CAS：666-99-9 英文名称：agaric acid 万分感谢！ |
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Title: Agaricic Acid CAS Registry Number: 666-99-9 CAS Name: 2-Hydroxy-1,2,3-nonadecanetricarboxylic acid Additional Names: agaric acid; agaricin; agaricinic acid; laricic acid; n-hexadecylcitric acid; a-cetylcitric acid Molecular Formula: C22H40O7 Molecular Weight: 416.55 Percent Composition: C 63.43%, H 9.68%, O 26.89% Literature References: Active principle of Fomes laricis (Jacq.) Murrill (Polyporus officinalis Fries), Polyporaceae: Thoms, Vogelsang, Ann. 357, 145 (1907). Attempted syntheses: Evans, J. Chem. Soc. 1959, 1313; Graf, Liu, Arch. Pharm. 306, 366 (1973). Activity studies: Bacchi et al., J. Bacteriol. 98, 23 (1969). Properties: Sesquihydrate, odorless, almost tasteless, crystalline powder. Anhydrous, mp 142° (dec). [a]D19 -9° (NaOH). Slightly sol in cold water, chloroform or ether; freely sol in boiling water, alkalies, hot glacial acetic acid. One gram dissolves in 180 ml cold, 10 ml boiling alcohol. Melting point: mp 142° (dec) Optical Rotation: [a]D19 -9° (NaOH) NOTE: The name agaric acid has also been used for a lanostane-like mixture [C.A. 68, 29894j (1968)]. Use: Has been used as antiperspirant |
2楼2014-06-06 22:52:12