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I think I use to expect immediate precipitation, like hcl gassing. But, try letting it stir for 10 minutes or longer after acidification. Another good thing about the Hcl/acetone mixture is that it’s not as easy to over acidify.

Is this still available? I’m in the states. Is 2b4m availible?

Order paid for on 11/13, five days later on 11/19 I’m told the item is on its way. As of now, no sign of anything. It’s pretty sad I’ve ordered and received from china since this order.

@Jesse_Pinkman_ thank you so much for contributing all of the information. It was of great benefit to me on my first attempt with 4mmc. I used 2b4m(50g), EthylAcetate and methylamineHCL. It was a small run as I didn’t want to waste. I yielded around 45%. Overall, I’m very pleased and look...