By John Glasby
Volume three of the Encyclopedia of the Alkaloids covers the literature to the top of October 1976 and features a huge variety of those compounds that have been chanced on because the first volumes have been released in 1975. There are a few entries the place fresh paintings has led to new constructions being recommend or the place extra information relating to compounds were supplied. extra references to compounds given within the first volumes are marked with an asterisk. the chance has additionally been taken to supply a formulation index protecting all 3 volumes. it's a nice excitement to thank Academician Professor S. Yu. Yunusov of the Institute of Chemistry on the college of Tashkent, Uzbekistan, for declaring a few mistakes within the earlier volumes and for kindly supplying me with worthy unique info of the alkaloids which were remoted and studied by means of Soviet chemists over many years.
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Extra info for Encyclopedia of the Alkaloids: Volume 3
Nauk. , this base forms colourless crystals having the sharp melting point given above. Yunusov, Abdusamatov, Abduazhimov, Dokl. Akad. Nauk. p. 208°C '----0 o A bisbenzylisoquinoline alkaloid, this base has recently been isolated from the Menispermaceous drug 'Krung Kha Mao'. 05, MeOH). The structure, based upon chemical and spectroscopic evidence, has been shown to be monomethyltetrandinium chloride. p. 05, MeOH). p. 001 mm This alkaloid is a colourless liquid obtained from the seeds of Lupinus angustifolius and is found after removal of lupanine from the alkaloidal extract.
17,243 (1970) ALKALOID AS-B A further minor alkaloid found in the basic extract of Annona squamosa, this base has not been characterized and its structure is still not established. Yang, Chen, J. Chern. , 17,243 (1970) ALKALOID AS-l C 34H47 N0 12 A minor alkaloid obtained from Aconitum sachalinense, this base is highly toxic, a characteristic of most of the ester aconitine type of alkaloid. Hydrolysis with methanolic potassium hydroxide furnishes p-methoxybenzoic acid, acetic acid and an amorphous alkamine which gives a pentaacetate, C 34 H 39 N0 14 .
The base is soluble in H 20, 70 per cent EtOH and petroleum ether, slightly soluble in Me 2CO, C6H6 and Et 20 and insoluble in most other common organic solvents. , Med. Zh. , 61 (1976) 35 ALKALOID CF-A A recently discovered alkaloid, this base has been isolated from the stem, stem bark, root and root bark of Cabucala fasciculata. Few details regarding its chemical and physical characteristics have been reported. p. 230°C Corydalis fimrillifera Korsh. elaborates this minor base which has been obtained only in small amounts.