Dextroamphetamine synthesis (Nabenhower, 1942)

[JoshL1221]

hi, excuse me, when you say "We precipitate d-amphetamine with an additional amount of d-tartaric acid.", how much d-tartaric acid is used? thanks.

 

[G.Patton]

hi, excuse me, when you say "We precipitate d-amphetamine with an additional amount of d-tartaric acid.", how much d-tartaric acid is used? thanks.

JoshL1221Same as in the previous addition with a little excess.

 

[Ihml]

Could d-aspartic acid be used instead of d-tartaric acid?

 

[G.Patton]

Could d-aspartic acid be used instead of d-tartaric acid?

IhmlI'm not sure.

 

[Ihml]

Would the lack of solubility of d-aspartic acid in isopropyl alcohol be a problem?

 

[handle]

Can D,L Tartaric Acid can be used?

 

[FENTAMAS]

Can D,L Tartaric Acid can be used?

handleno

 

[handle]

Can D,L Tartaric Acid can be used?

handleof course not, that would be to easy.. (L)Tartaric acid is extremely expensive here..(D) does not exist here.
Could we use Camphorsulfonic acid instead?

 

[Ihml]

of course not, that would be to easy.. (L)Tartaric acid is extremely expensive here..(D) does not exist here.
Could we use Camphorsulfonic acid instead?

handleL-tartaric acid is like 10 euros per 1 kg where I live. Where are you from?