| 单词 | diploicin |
| 释义 | diploicin Chem.|dɪˈplɔɪsɪn|
[a. G. diploïcin (W. Zopf 1904, in Ann. d. Chem. CCCXXXVI. 60), f. Diploicia (see def.) + -in1.]
A crystalline depsidone, C16H10O5Cl, isolated from the lichen Buellia (= Diploicia) canescens.
1904Jrnl. Chem. Soc. LXXXVI. i. 1020 Diploicin forms sheaves of brown, thick crystals, melts at 225°, is only slightly soluble in alcohol, ether, glacial acetic acid, or benzene, has only a slight tendency to redden litmus paper, and gives no coloration with ferric chloride. 1946Nature 26 Oct. 590/1 Diploicin..according to Burger and associates, possesses tuberculostatic activity in vitro. 1949Florey et al. Antibiotics I. xiii. 574 Barry..found that when diploicin was treated with aqueous alkali it was converted to a sodium salt of the acid (II) which inhibited the growth of Myco. smegmatis..and of Myco. tuberculosis...Although it was not determined whether diploicin was actually antibacterial Barry stated that he was using the substance in a ‘limited animal protection experiment’. 1967M. E. Hale Biol. Lichens viii. 117 The first successful synthesis of a depsidone, diploicin. |
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。
相关内容11：
相关热词搜索：diploicin英英词典英英释义英语词汇意思用法释义英语
单词 diploid 释义 diploid, n. and a.|dpld|[f. Gr. - double + ἶ form.]A. n. a. Cryst. A so......
单词 Dip 释义 Dip, dip|dp|(Also with full point.) Colloq. abbrev. of diploma n. 2; so Dip.......
字词 滚筒筛 释义 【化】 conical screen; drum sieve 汉译英翻译词典收录405719条汉英翻译词......
字词 滚管机 释义 【化】 pipe roller 汉译英翻译词典收录405719条汉英翻译词条，基本涵盖了全......
字词 滚筒镀槽 释义 【化】 barrel-plating bath 汉译英翻译词典收录405719条汉英翻译词条，基......
单词 dioxy- 释义 Seediox- 英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单......