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The bowl-shaped aromatic azaacepentalenide anion and its perchloro analogue were derived from 10-azatriquinacene and 2,3,5,6,8,9-hexachloro-10-azatriquinacene via the N-oxides. Spectroscopic and computational studies, as well as chemical derivitization experiments, were used to confirm the structural assignments.
OBJECTIVE to assess the relations between cardiovascular risk factors and psychological or socio-economic status. METHODS We used a self-questionnaire including data upon usual risk factors, anxiety, depression, behavioural pattern, somatic manifestations, life style, incomes and work-related stress. We gathered 955 people, mainly attending an… (More)