Synthesis of β-Amyrin-23, 23-d<SUB>2</SUB> from Methyl Hederagenate
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چکیده
منابع مشابه
A23 23..23
Three papers in the Journal this month examine the impact on service use of particular service developments and patient/illness characteristics. Williams et al (pp. 480–485) compared patterns of service use, including hospital admission rates, before and after the introduction of a triage admission system in one large innercity mental health organisation. Overall, little difference was found be...
متن کاملA23 23..23
Several papers in the BJPsych this month address issues arising from the overlap or comorbidity between mental and physical ill health. In a UK sample of individuals with affective disorders, Forty et al (pp. 465–472) found significantly increased rates of several medical illnesses among those with bipolar and unipolar disorder compared with controls. Among those with affective disorder, migrai...
متن کاملA23 23..23
Two papers in the Journal this month examine patterns of prescribing practice. With established clinical guidelines for the management of individuals with treatment-resistant schizophrenia in mind, Howes et al (pp. 481–485) reviewed prescribing practices prior to commencement of clozapine for a sample of patients managed within one mental health service. The authors found evidence of a signific...
متن کامل23 Genes, 23 years later
George Palade's pioneering work in the 1960s had established the secretory pathway and its connection to the biogenesis of organelles as a major theme in eukary-otic cell biology (Palade, 1975). His disciples, including David Sabatini and Gunter Blobel, extended Palade's morphological approaches to the next level of analysis, involving subcellular fractionation and biochemical re-constitution t...
متن کاملN-Substituted derivatives of 23-amino-4',23-dideoxymycaminosyl tylonolide. Synthesis and antibacterial activity.
23-Amino-4',23-dideoxymycaminosyl tylonolide diethyl acetal (5) has been prepared from 4',23-dideoxy-23-iodomycaminosyl tylonolide diethyl acetal (3) by treatment with sodium azide followed by selective reduction of the resulting azide (4). 23-Acylamino-23-deoxy (6 approximately 8) and 23-deoxy-23-urethane-type compounds (12 approximately 15) were further prepared. Treatment of the 23-alkylamin...
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ژورنال
عنوان ژورنال: Chemical and Pharmaceutical Bulletin
سال: 1973
ISSN: 0009-2363,1347-5223
DOI: 10.1248/cpb.21.1378