help please...

Krishna Raghava Akshintala kakshint at
Tue May 10 22:26:07 EST 1994

I am sorry if this posting does not belong here, but I am searching
for a company that sells a chemical ( in USA ). A friend of mine needs 
it badly for his research. Apparently, this chemical is too specific 
to be manufactured on a regular basis ( or atleast this is the impression 
I got when I talked to the representatives at different companies ). 
The chemical is:

	Biotin attached to Epsilon-Aminogroup of Lysine at 32nd position of


Any pointers are highly appreciated.


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