About
Community
Bad Ideas
Drugs
Ego
Erotica
Fringe
Society
Technology
register | bbs | search | rss | faq | about
meet up | add to del.icio.us | digg it
Go Back   Community > Science > Laboratory Tips
FAQ Members List Calendar Search Today's Posts Mark Forums Read

Laboratory Tips Safety proceedures, test reagents, drilling rubber stoppers, bending glass tubes, etc. Contributed to by chemists.

Reply
 
Thread Tools Display Modes
 #1 
Old 2003-12-26, 12:28
NeverSleepy NeverSleepy is offline
Regular
 
Default Simple Freebase Ephedrine Extraction

#1 avoid "ephedra alkaloid" type pills

#2 get the 25mg effy hcl/200mg guffy pills

#3 disolve them in a small amount of household ammonia.

#4 extract the freebase oil with toluene or xylene

#5 put the freebase/non-polor in rxn vessel and allow the np to evaporate leaving the freebase ephedrine in the vessel ready for the desired rxn.

Pros: no pill deturrent patents to deal with. unlike pseudo it can be used in the cyanate rout to 4-methylaminorex.

Cons: 8mg, 12.5mg and 25mg are the only sizes available. Around $7 for 1.5g
 
To the best of our knowledge, the text on this page may be freely reproduced and distributed.
 

totse.com certificate signatures
 
 
About | Community | Bad Ideas | Drugs | Ego | Erotica | Fringe | Society | Technology
Hot Topics