However, eriocitrin and hesperidin represent the primary compounds of lemon juice (Tomás-Navarro et al., 2014). Neohesperidin and homoeriodictyol-7-O-rutinoside are two isomers of hesperidin that have been reported (González-Molina et al., 2010). Additionally, high levels of diosmetin 6,8-di...
1. The function of promoting oxidative phosphorylation and protecting the structural integrity of biofilms. It is a fat-soluble quinone compound that exists widely in organisms. It is an activator of cellular respiration and cellular metabolism, and is also an important antioxidant and non-specific ...
(EC) No 1907/2006 of the European Parliament and of the Council on the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH) as regards Annex XVII (Text with EEA relevance) THE COMMISSION OF THE EUROPEAN COMMUNITIES, Having regard to the Treaty establishing the European ...
A compound of the 2-furylcarbinol type was converted by the Br2/MeOH procedure into a mixture of the cis and trans isomers of the corresponding 2,5-dimethoxy-2,5-dihydrofuran derivative (129). Mild acid hydrolysis of (129) resulted in cleavage of the acetal bonds with formation of the ...
HCo3Ru(CO)12 and Fe2Co(CO)8(NO)S reacted with diphenylacetylene and triphcnyl-phosphine in hexane to give (PhC CPh)(PhCH CPh)Co3Ru(CO)9 and (PPh3)Fe2Co (CO... F Jiao,B Pierre - 《Chinese Journal of Inorganic Chemistry》 被引量: 1发表: 1992年 ...
The lead glyoxamide3originated from a commercially available library of amides and sulfonamides that had developed some internal notoriety for the lack of structural integrity that had been encountered with many representatives. However, compound resynthesis, an essential first step in assessing high thro...
The activity of compounds 1 –6 resulted as an effect of the cooperation of the positively charged antimony with the negatively charged nitrogen. 展开 关键词: catalytic activity diorganoantimony(III) complexes Henry (nitroaldol) reaction hypercoordination structural investigation DOI: 10.1002/aoc....
Chromatography on silica gel (3:1 Hexane:ethyl acetate) gives 0.85 g of the desired anthracene derivative with a melting point of 220-223° C. ##STR43## A mixture of 0.84 g (0.0024 mol) of the compound as prepared by method 1A and 4.47 g (0.24 mol) of methyl tosylate is heated ...
PE-4=a polyester polyol having an OH value of 312 prepared by reacting hexane diol with adipic acid and sold commercially by Witco Chemical Company as FORMREZ®102. CONTROLS Controls A and B do not contain a polyester polyol. Control A utilized IC-1 and RC-1 while Control B utilized IC...
Unambiguous molecular structural determination was carried out by high field NMR analysis operating in 1- and 2-dimensions. Though a predominant isomer represented the bulk of the toxin, several stereo- and structural isomers were evidenced by NMR, and HPLC/MS. This compound is an alkaloid similar...