It's been a while for me too lol I'll see if I still have my organic and biochem books when I get home.

Propionyl is an Allyl where is the double bond?

Propionyl is an Allyl.

Thanks GS!! When you look at the compound of a structure their are endless possibilities at how to name them.

What type of functional group is propionyl? Where getting somewhere now.

That's what they say on PHF...

You posted the same structures for each it looks like from my phone. Where did u find the structure from ptren?

Get your post count above 10 and I will.

My orgo is rusty. Google it, punk.Lol don't make me come at you bro!I haven't looked at organic about 7 years google doesn't recognize propionyl as an...

Structurally I'd expect them to be very similar actually as the only difference should be the ester attached to the actual molecule which is rather sm...

Please link me to the structures? I know what altrenogest is.

Some one quick... whats the difference between propionyl ester and allyl ester?

Rain I'll pm you a board there all on.

Goldnera from IM has ran ptren from airsealed. He's had amazing results.FYI if OB is talking you all should be listening be what he is saying is the f...

Lots of logs out there gents. Only one company I know of that has legit ptren though.