Synthesis and bioassay of all four stereoisomers of (2E,4E)-4,6,10,12-tetramethyl-2,4-tridecadien-7-one, the assignment of the absolute configuration of the sex pheromone of Matsucoccus matsumurae Japanese pine bast scale

2010 ◽  
Vol 13 (1) ◽  
pp. 85-94 ◽  
Author(s):  
Guo-Qiang Lin ◽  
Wei-Chu Xu ◽  
Yun-Tai Qi ◽  
Guo-Min Chen
2001 ◽  
Vol 56 (12) ◽  
pp. 1344-1348 ◽  
Author(s):  
Jörg Fleischhauer ◽  
Sven Gabriel ◽  
Dieter Enders ◽  
Axe Wollmer

Abstract The absolute configuration of the conformationally flexible (4R,6S,7S)-serricornin, a non­ natural isomer of the female-produced sex pheromone of the cigarette beetle (Lasioderma serricorne), was determined by comparison of measured and calculated circular dichroism spectra. The rotational strengths were calculated by means of the semiempirical CNDO/2S-method. The total synthesis was accomplished by the SAMP/RAMP-hydrazone method.


2020 ◽  
Vol 18 (18) ◽  
pp. 3463-3465 ◽  
Author(s):  
Kristina Melnik ◽  
Christopher Grimm ◽  
Johannes Wittbrodt ◽  
Joachim Ruther ◽  
Stefan Schulz

The parasitoid wasp Urolepis rufipes uses terminally oxidized dihydrolinalool as a sex pheromone. The absolute configuration of the active enantiomer was established as 2S,6S by synthesis and its pheromonal activity was proven in a bioassay.


1981 ◽  
Vol 22 (12) ◽  
pp. 1127-1130 ◽  
Author(s):  
Kenji Mori ◽  
Hiroko Nomi (née Iwasawa) ◽  
Tatsuji Chuman ◽  
Masahiro Kohno ◽  
Kunio Kato ◽  
...  

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