Author Topic: Short Questions Thread  (Read 10825 times)

Oerlikon

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Re: Short Questions Thread
« Reply #700 on: December 27, 2010, 06:21:00 PM »
Interesting...
Every solvent makes me dizzy,confused and to forget thing,but I accepted it as "professional risk". :)
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Sedit

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Re: Short Questions Thread
« Reply #701 on: December 27, 2010, 06:51:59 PM »
DCM is toxic being turned into Carbon monoxide as stated. Toluene is turned into benzoic acid and Xylene into Terephthalic acid. The later two metabolites are alot less toxic but I think it comes down to responsibility of use. Don't Huff them, any of them. If you notice DCM makes you sick then odds are so is Toluene and Xylene just in a different fashion.

DCM is my favorite solvent and even though Emulsions can be a bitch a little NaCl and a vibrating plate normally will break this with little issue. I use it because its non flamable, Cheep, It is a bottom puller so it is less prone to Emulsion forming when doing a small scale operation, Very powerful and slightly polar solvation abilitys, and the main effect is it evaporates with little effort. A simple warm water bath is all thats needed to evaporate DCM quickly and cleanly.

When a strictly non-polar is truely needed I would with out a doubt go with Xylene over Toluene for two reasons. Toluene is a bitch to get where im at and Toluene is more prone to Emulsions. If I need a very, Very clean seperation where solvation ability is of little concern and I need to remaining solvent to be as easy to dry as possible I go with Naptha. I hate the smell of Naptha and the variations of boiling point but it does have some benifits.
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Oerlikon

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Re: Short Questions Thread
« Reply #702 on: December 27, 2010, 07:56:58 PM »
DCM is definitely best thing for small scale experiments.
What do you think about chloroform!? I have 1L bottle on the shelf...
Damn this thing really screws with my mind!

I can never understand how someone can abuse solvents,effects are awful!
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Sedit

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Re: Short Questions Thread
« Reply #703 on: December 27, 2010, 08:41:40 PM »
Never really used it but I would think its effects would be simular to DCM. Being denser it may be slightly more resistant to emulsions but I don't really know.
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RoidRage

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Re: Short Questions Thread
« Reply #704 on: December 27, 2010, 09:57:46 PM »
DCM is definitely best thing for small scale experiments.
What do you think about chloroform!? I have 1L bottle on the shelf...
Damn this thing really screws with my mind!

I can never understand how someone can abuse solvents,effects are awful!

I'm not sure, but as far as I know, chloroform and DCM are almost the same as sollvents, excepting chloroform is a bit more toxic and A LOT MORE expensive.

akcom

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Re: Short Questions Thread
« Reply #705 on: December 27, 2010, 10:47:34 PM »
Does anyone know why chloroform is so much more expensive?  It's easy as piss to produce.

Oerlikon

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Re: Short Questions Thread
« Reply #706 on: December 28, 2010, 02:59:53 AM »
It's not that much expensive,
cca. 6$ more per liter of p.a. grade chloroform compared to p.a. grade DCM.

People on my university use it so much that all spent amber glass bottles I snatched
are those of chloroform!

It's funny how movie rapists and spooks use it to knock people down in second.
This thing has so strong smell that victim can smell you on 10 meters!

Are there really thing like that in real life?!
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Evilblaze

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Re: Short Questions Thread
« Reply #707 on: December 30, 2010, 11:11:58 PM »
The main question would be the synthesis is alpha methyl tryptamine.

There is a synthetic method for tryptamine from indole-grignard with aziridine in diethyl ether, followed by a hydrolysis (1).

If the aziridine is replaced by 2-methylaziridine than two possible products cold be obtained, at once, indole-3-(2-amino)-1-propane and indole-3-(2-amino)-2-propane:


What would be the compound what would be produced in higher percent?

And another question: does anyone know a synthesis for: 5-(2-Aminopropyl)indole (5-IT)

Bluebottle

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Re: Short Questions Thread
« Reply #708 on: December 31, 2010, 12:58:38 AM »
Possibly I'm mistaken, but I remember reading somewhere that you don't need the grignard just used straight indole (under the proper conditions presumably) but I can't find the reference at the moment.
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Sedit

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Re: Short Questions Thread
« Reply #709 on: December 31, 2010, 01:39:53 AM »
Why is it that I can't find any bioassays of the Oxazoline derivative of MDA, IE: The aminorex variation with a methylenedioxy bridge. I have checked chemspider and Pubchem and have not even returned someone trying to sell me the compound or any thing suggesting it exist.

Any information on it?

Im pretty sure its biological activity would be simular to MDA albeit longer lasting and slightly less potent then MDMA. This would be idea yet for some strange reason it seems no one ever synthesized it. Why?
« Last Edit: December 31, 2010, 01:53:42 AM by Sedit »
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Sedit

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Re: Short Questions Thread
« Reply #710 on: December 31, 2010, 03:06:23 AM »
The main question would be the synthesis is alpha methyl tryptamine.

There is a synthetic method for tryptamine from indole-grignard with aziridine in diethyl ether, followed by a hydrolysis (1).

If the aziridine is replaced by 2-methylaziridine than two possible products cold be obtained, at once, indole-3-(2-amino)-1-propane and indole-3-(2-amino)-2-propane:


What would be the compound what would be produced in higher percent?

And another question: does anyone know a synthesis for: 5-(2-Aminopropyl)indole (5-IT)


 :-\

Didn't you just post a synthesis for the compound in question? Move the Grignard to the appropriate position and have at it.

Yes do just that,

Then someone answer my MD-aminorex question.
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akcom

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Re: Short Questions Thread
« Reply #711 on: December 31, 2010, 04:12:55 PM »
AMT would be the major product, though I don't know exact percentages.  You'll just have to figure that out yourself

atara

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Re: Short Questions Thread
« Reply #712 on: December 31, 2010, 08:38:17 PM »
IIRC, 3',4'-methylenedioxy-4-methylaminorex was rather disappointing, certainly not a new MDMA. It was made back in the old Hive days and later abandoned.

The ideal aminorex analogs seem to be those with a strongly electron-withdrawing group in the 4' position, i.e. 4'-nitro-4-MAR, 4'-trifluoromethyl-4-MAR and 4'-cyano-4-MAR, if I'm interpreting things correctly.

Sedit

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Re: Short Questions Thread
« Reply #713 on: January 01, 2011, 04:13:07 AM »
Does anyone have a link to the discussion on this?

I have a hard time taking someones word for it since I don't know if they even made it correctly. I want to see the discussion on it and come to a conclusion that way. If it was one person saying it was no good then im not convinced. I need more bioassays from various sources before I call this one busted. Everything about the compound seems to suggest to me that it would be a general longerlasting replacement for MDA if nothing else a suppliment to extend an MDA experience.

Look at this
http://en.wikipedia.org/wiki/3',4'-Methylenedioxy-%CE%B1-pyrrolidinopropiophenone
And then suggest that Oxazoline variation would not be active. I know this compound is a bit removed from Oxazoline but I hope you see where im comming from.
« Last Edit: January 01, 2011, 04:27:52 AM by Sedit »
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TheChemist

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Re: Short Questions Thread
« Reply #714 on: January 01, 2011, 05:00:11 AM »

overunity33

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Re: Short Questions Thread
« Reply #715 on: January 13, 2011, 03:18:52 AM »
So can anyone explain why in your standard lysergic acid hydrolysis you dissolve the mixed LSA's in basic methanol and evaporate before the hydrolysis in aqueous basic solution?

Sedit

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Re: Short Questions Thread
« Reply #716 on: January 13, 2011, 07:08:47 AM »
Thanks for the links TheChemist, as I have not fully read them all since I still have to place a request for the one paper my eye was caught on the Aminorex synthesis which stuck out like a sore thumb using styrene and hypochlorite to form the chlorohydrin followed with reaction with Monosodium cyanamide. This eliminates a large amount of the dangers associated with synthesis requiring cyanides. This means that if able to stand up to the process one should in theory be able to produce Methylenedioxy Methylaminorex thru a simular process starting with Isosafrole or obviously 4-MAR using Propylenebenzene .
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akcom

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Re: Short Questions Thread
« Reply #717 on: January 13, 2011, 09:41:42 PM »
Is platinum oxide a watched chemical?

Enkidu

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Re: Short Questions Thread
« Reply #718 on: January 13, 2011, 10:10:51 PM »
No. But, everything is "watched" if you are.

Oerlikon

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Re: Short Questions Thread
« Reply #719 on: January 13, 2011, 10:53:52 PM »
Friend of mine found small but very old bottle full of paspalic acid on university.
I highly doubt anyone else knows that it even exists.

How much is is worth!?
« Last Edit: January 14, 2011, 01:19:34 AM by Oerlikon »
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