- N-15 NMR SPECTROSCOPY OF ANNULATED Delta(2)-PYRAZOLINES AND Delta(2)-1,2,4-TRIAZOLINES
[作者:RECCA TERESA; DE BENASSUTI LARA; MOLTENI GIORGIO,期刊:Heterocycles, 页码:407-412 , 文章类型: Article,,卷期:2010年81-2]
- Enantiopure Delta(2)-pyrazolines and Delta(2)-1,2,4-triazolines fused to the 1,4-benzodiazepine moiety, as well as Delta(2)-pyrazolines annulated to the 1,5-benzoxazocine moiety (racemic) or inserted in a bis-1,3-pyrazol...
- FACILE SYNTHESIS OF 3-METHOXYCARBONYL-2,2,5,5-TETRAMETHYLPYRROLIDINE-1-OXYL AND DERIVATIVES
[作者:HATANO BUNPEI; ARAYA HIROKI; YOSHIMURA YUTAKA; SATO HARUNA; ITO TOMOHIRO; OGATA TATEAKI; KIJIMA TATSURO,期刊:Heterocycles, 页码:349-356 , 文章类型: Article,,卷期:2010年81-2]
- We have achieved an efficient alternative synthesis of blood-brain-barrier permeable nitroxyl radicals 3-methoxycarbonyl-2,2,5,5-tetramethylpyrrolidine-1-oxyl (1a) and 3-ethoxycarbonyl-2,2,5,5-tetramethylpyrrolidine-1-ox...
- TOTAL SYNTHESIS OF STRYCHNINE
[作者:MORI MIWAKO,期刊:Heterocycles, 页码:259-292 , 文章类型: Review,,卷期:2010年81-2]
- Strychnine is one of the most famous and complex natural products in its size. Woodward succeeded in the total synthesis of (-)-strychnine in 1954, but there were no other reports of the total synthesis of strychnine for...
- FROM 2,3-, 2,6-, 3,4- AND 4,6-DICHLOROQUINOLINES TO ISOMERIC CHLOROQUINOLINESULFONYL CHLORIDES
[作者:MARCINIEC KRZYSZTOF; MASLANKIEWICZ ANDRZEJ,期刊:Heterocycles, 页码:305-316 , 文章类型: Article,,卷期:2010年81-2]
- The action of sodium methanethiolate (in boiling DMF) on x,y-dichloroquinolines (1) (x=3 or 6, y=2 or 4) occured via chlorine ipso-substitution followed by methanethiolato-S-demthylation to yield x,y-quinolinedithiolates...
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