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yohimbane

 
National Institutes of Health

Papers overview

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2017
2017
An organocatalytic cross-aldol reaction of formaldehyde (formalin) with alkyl aldehydes, followed by the Z-selective Horner… Expand
2015
2015
Nine new alkaloids of the koumine (1-4), humantenine (5-7), and yohimbane (8, 9) types as well as 12 known analogues were… Expand
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2006
2006
A yohimbane-type indole alkaloid, ourouparine, was found in Gelsemium sempervirens, and its structure was elucidated by… Expand
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2005
2005
The efficient synthesis of indolo[2,3- a ]quinolizin-4-ones 2 is described in two steps via formal [3+3] cycloaddition reaction… Expand
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2005
2005
The oxidation products of three Rauwolfia alkaloids having yohimbane skeleton, namely, reserpine, rescinnamine and ajmalicine… Expand
1990
1990
DL-Tryptophan in 0,1 N HCl reacts with ninnydrin (triketoindane hydrate) at room temperature to give a brown precipitate; washing… Expand
1981
1981
A study of the alkaloidal content of trunk-barks of Pausinystalia macroceras (K. Schum.) Pierre, Rubiaceae, resulted in the… Expand