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Early chemists obtaining their reagents from nature.
Companies make H2SO4 from naturally occuring materials indeed, specifically water, air and sulphur.
... |
18-3-2010 at 12:19
by: Picric-A |
piperazine from ammonia?
If piperazine does not work why does the monohydrochloride not work on its own, surly this leaves on ... |
18-3-2010 at 10:39
by: Picric-A |
piperazine from ammonia?
I have left over benzyl chloride form my local anasthetic prep and i thought i could make some 1-ben ... |
18-3-2010 at 08:45
by: Picric-A |
piperazine from ammonia?
Anybody got a simple method of converting piperzine phosphate to piperazine monohydrochloride?
I ... |
16-3-2010 at 15:56
by: Picric-A |
Chemical Demonstration Idea Suggestions
AgNO3/Al would be expencive on large scale! :O |
9-3-2010 at 09:24
by: Picric-A |
Cheap Propanol?
Hardware stores sell it in a 50/50 mix with n-butanol for a paint thinner, no other impurities.
I a ... |
8-3-2010 at 09:28
by: Picric-A |
Cheap Propanol?
n-propanol is CHEAP to buy! Ebay, pharmacies, hardware shops; all sell it dirt cheap!
Make sure you ... |
7-3-2010 at 14:34
by: Picric-A |
Preparation of cyanides
[rquote=173207&tid=23&author=evil_lurker]Here lately it has occurred to me that rather than ... |
7-3-2010 at 12:19
by: Picric-A |
HI reductions, no red P
OK sorry i messed up on the stoichiometry, but the question still stands.
As far as i know the red ... |
3-3-2010 at 05:37
by: Picric-A |
HI reductions, no red P
I know this will look like a drug discussion but i do not want it to be one.
I am attempting the r ... |
3-3-2010 at 03:37
by: Picric-A |
Preparation of elemental phosphorus
Edit: deleted double post.
[Edited on 1-3-2010 by Picric-A] |
1-3-2010 at 05:50
by: Picric-A |
Preparation of elemental phosphorus
Balloon grade helium is 94% He and the rest being O2 to stop suffocation of poeple who breathe it so ... |
1-3-2010 at 05:49
by: Picric-A |
Getting the Bromine from BCDMH
It has been said but in the UK BCDMH is used instead of K/NaBr, infact i find it quite hard to get a ... |
7-2-2010 at 10:32
by: Picric-A |
Getting the Bromine from BCDMH
There are thousands of threads on this including pictures of previous members experinces at this. UT ... |
7-2-2010 at 03:59
by: Picric-A |
p-Aminobenzoic Acid - routes to it
I have always thought you could do that and save the whole protection however just about every prep ... |
4-2-2010 at 10:03
by: Picric-A |
p-Aminobenzoic Acid - routes to it
I have written a thread on the TPA-> AHTPA -> 4ABA --> PABA route you mention.
Nitrate ... |
4-2-2010 at 00:13
by: Picric-A |
My new Kiln
That wire supplying the bottom of the NiCr wire seems awfully close to the area of heat, sure there ... |
1-2-2010 at 11:38
by: Picric-A |
Diethyl Ether Disposal
Nope its not the kind you can buy in spray cylinders which containt <60% ether. This stuff evapor ... |
29-1-2010 at 06:38
by: Picric-A |
Diethyl Ether Disposal
Burnham garage  |
29-1-2010 at 06:21
by: Picric-A |
Trichloroacetone and Sodium hydroxide
You might as well dissolve acetone in NaOH (aq) then pass Cl2 through that solution.
This will fo ... |
29-1-2010 at 06:12
by: Picric-A |
Diethyl Ether Disposal
My local garage sells 1l bottles of tech grade ether for use as an engine starter for 5.99 each.
Ma ... |
29-1-2010 at 06:11
by: Picric-A |
Diethyl Ether Disposal
Ether is neither expencive or hard to obtain. It can be made with materials more than readily availa ... |
29-1-2010 at 03:03
by: Picric-A |
Diethyl Ether Disposal
Burn it  |
29-1-2010 at 00:15
by: Picric-A |
Low-Pressure Gas @ home
@ Panche- Earlier down the post i called these things bombs for good reason.
I read an article abou ... |
29-1-2010 at 00:04
by: Picric-A |
Lab Table Top?
Would marble not dissolve when it comes into contact with the weakest acids?
A vinyl cover to a tab ... |
28-1-2010 at 06:00
by: Picric-A |
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