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First FASA

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DonPeyote

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This seemed straightforward, and it was, more or less.

I converted 1gm of DMT freebase into its fumarate, using the required acetone and fumaric acid.

The DMT fumarate precipitated nicely - beautiful white needle crystals appeared!

I left it overnight to evaporate in a dry, dark location.

While Hoping to see crystals, I was not surprised the next day when there was a puddle of clear gel in the pyrex dish.

I know now that patience is a must in chemistry, and left the dish to dry a while.

Quite a while actually. I forgot about it!

Checking on it a month+ later, I noticed it had indeed crystallized into yellow shards.

I chopped the shards into smaller pieces for storage, but I think it was a success.

Of course they must be sampled to know for certain...

The yield was 1gm, due to some of the material not crystallizing.
 

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You should end up with 1,3 grams more or less so where did the rest go ?

Did you vaporize the rest of the solvent?

Also you can dry fumarates in a oven 100c for an our or so and it will become very dry and crispy

:)
 
I lost some of the material due to incomplete crystalization.

I assume the acetone was anyhydrous (via anhydrous magnesium sufate/acetone per FASA tek). No doubt the high humidity here makes it difficult for it to remain 100% anhydrous.

Maybe next time I will try an oven to assist in dry time, thanks

I will report my tests on the material sometime soon
 
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