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How to seperate 6-APB succinate from HCI?

GaumarolBostich

Greenlighter
Joined
May 31, 2026
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7
So I got a bag of brownish powder here - unfortunately the vendor didn't inform.about wether this is succinate or HCI. For my understanding the seperation ist dosage critical. So ist there a way to figure it out without laboratory equip?

Thanks in advance.
 
Seems highly unlikely a vendor would sell a bag of "mixed" salts and if it is, there is pretty much no way to separate them.

It's likely either the succinate or the HCL not both. For you to determine which is going to be difficult without advanced equipment, but you might* be able to do a ghetto melting point test. Youll need a thermometer some oil and preferably a test tube. Basically toss the crystal into the oil, it wont dissolve. submerge tip of thermometer. heat the oil. Hydrochloride Salt: The HCl form of 6-APB typically melts between 166°C and 171°C.

Melting point of succinate not published afaik.

Why don't you ask the vendor?
 
Sorry for the misunderstanding, my intention is to identify if it is succinate or HCl (english not my first language). Thank you for your detailed information, interesting set-up, I might try this if there no better/easier way.
Are both forms water solutable?

The vendor is a gray market online-shop and now out of business. I have been storing this bag a long time already.
 
just start with a dose assuming it's the weakest form, then titrate up if you have enough of it.

or you could see what it's like in cold water.


6-APB succinate is reported to be practically insoluble in CHCl3 as well as very minimally soluble in cold water.

Please check this with other sources as it may be wrong info - AI states that the HCI is "Fine white or off-white powder" while succinate is "Clumpy, tan, brown, or sandy powder"
 
Thank you, that is very helpful.
Yes, starting low would be the safest.

My stuff is brown so it would fit into the AI statement which is a good hint but I learned to mistrust judgement by view or smell for substances (the hard way).
 
Sorry for the misunderstanding, my intention is to identify if it is succinate or HCl (english not my first language). Thank you for your detailed information, interesting set-up, I might try this if there no better/easier way.
Are both forms water solutable?

The vendor is a gray market online-shop and now out of business. I have been storing this bag a long time already.
Gotcha.


Both the HCL and succinate salts will be water soluble. They probably have differing solubilities that could you could use to determine which, but again, that kind of data is pretty hard to find.
The HCL salt should be MORE soluble than the succinate as a general rule.

just start with a dose assuming it's the weakest form, then titrate up if you have enough of it.
This is what I would recommend as well.


I wonder why a lab would make a benzofuran succinate salt over an hcl :unsure:

I do know therapists specifically use 5-meo-dmt succinate for IV, but a lot of tryptamines don't want to easily form a salt with HCL.
 
Thank you all for your help. I guess this is a good base to move on and be as safe as one can be.

I wonder why a lab would make a benzofuran succinate salt over an hcl :unsure:

I have seen lots of succinate on the market and mentioned in discussions around that drug, so I guess it is not specifically hard to produce.
 
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