Synthesis of hexadeuterated diethylstilbestrol ([1,1,1,6,6,6-d6]-E-3,4-di-(4-hydroxyphenyl)-hex-3-ene)
β Scribed by Gijsbert Zomer; Henk J. G. M. Derks; Hans Wynberg
- Publisher
- John Wiley and Sons
- Year
- 1983
- Tongue
- French
- Weight
- 184 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0022-2135
No coin nor oath required. For personal study only.
β¦ Synopsis
d61-E-3,4-di-(4-hydroxyphenyl)-hex-3-ene was s y nt h e s i z e d from [1,?,1-d31-4-methoxypropiophenone by r e d u c t i v e coup l i n g . The p r e p a r a t i o n o f [1,1,1-d31-4-methoxypropiophenone i nv o l v e d r e a c t i o n o f p -a n i s o y l c h l o r i d e w i t h p e r d e u t e r a t e d d i e t h y lcadmium f o l l o w e d by b a c k -e x c h a n g e o f t h e a l p h a p r o t o n s . I n t r o d u c t i o n D i e t h y l s t i l b e s t r o l (DES) i s a n a n a b o l i c d r u g w h i c h c a n b e u s e d t o i m p r o v e t h e g r o w t h r a t e and t h e f e e d c o n v e r s i o n e f f i c i e nc y o f a n i m a l s i n l i v e s t o c k b r e e d i n g .
π SIMILAR VOLUMES
A short and stereoselective synthesis o f hexadeuterated hexest r o l is described, involving catalytic hydrogenation o f -2-3,4-di-(4-methoxyphenyl) hex-3-ene-l , 1,1,6,6,6-H6 followed by demethylation using sodium thioethoxide in dimethyl formamide. 2 KEY WORDS : 'H6-hexestrol, deuterium labellin
I, I, l-D31 ~-3,4-Di-fI-hydroxyphenyI)-her3-ene has been synthesized from I, 2-di-f4-rnethoxyphenyI)-butan-l-one. Reaction of t h i s ketone w i t h [2,2,2-D3] e t h y l magnesium iodide y i e l d s [ l , l , l-D3]3,4-di-f4-methoxyphenyl)-hexan-3-ol, which on dehydration w i t h potassium hydrogen
1,1,1,2,2-D, ] E-3,4-Di-(4-hydroxyphenyl) -hex-3-ene has been synthesized from l,l-di-(4-benzyloxyphenyl)-butyraldehyde. The preparation of this aldehyde is described. Its reaction with pentadeuterated ethyl magnesium bromide yields [ 1 , 1 , 1 , 2 , 2-D5] 4,4-d1-(4-benzyloxyphenyl)-hexan-3-01, whic