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Uses for phenol
[rquote=222556&tid=15301&author=Chemistry Alchemist]
Can you convert 4-aminophenol back i ... |
22-9-2011 at 05:36
by: mario840 |
NaCN bait for rodents
buahahahahahah people here always amaze me, NaCN, NCl3, BaCO3 hahahahah just broke thermometr add to ... |
9-9-2011 at 10:24
by: mario840 |
Chlorination with PCl5
Hi
Is there any chemical (solvent) who act as "catalyst" in chlorination with PCl5 and make highe ... |
2-9-2011 at 01:54
by: mario840 |
Oxalyl Chloride
Try to read again this paper and tell me one more thing : how long you gassed the CHCl3/P mixture , ... |
25-8-2011 at 22:25
by: mario840 |
NaCN bait for rodents
No BaCO3 because it's insoluble in water and LD50 because of it is much higher than BaCl2 which can ... |
25-8-2011 at 22:05
by: mario840 |
Reduction of Arsenic Trioxide with Lithium
hahahahha in this process you generate AsCl3 in situ and there is no need to purify this compound by ... |
25-8-2011 at 05:31
by: mario840 |
Reduction of Arsenic Trioxide with Lithium
Why you make things so complicated ? just add your arsenic trioxide to hot 25% HCl , filter, and sta ... |
25-8-2011 at 04:43
by: mario840 |
NaCN bait for rodents
thiosemicarbazide will do the job |
25-8-2011 at 02:47
by: mario840 |
Oxalyl Chloride
Why yield was so low !? On german forum guy made from 10 g P 65 g PCl5 ! Did you tried one more time ... |
24-8-2011 at 12:47
by: mario840 |
What is responsible for a fart's smell ?
H2S very small amount but shitty to nose |
11-8-2011 at 10:37
by: mario840 |
Silver nitrate - green !!?? help
I tried many methods purify , over and over i waste about 4-5 g silver but now i know that best rout ... |
9-8-2011 at 08:53
by: mario840 |
Making Silver Oxide
why aluminium foil ?? dextrose (glucose) will be just fine and basic solution it's important, good s ... |
8-8-2011 at 02:03
by: mario840 |
chydrochloride of primary amine
Yes this procedure is for all amines because they are basic and form salt with various acids, if you ... |
2-8-2011 at 09:35
by: mario840 |
chydrochloride of primary amine
Firstly you must calculate how many mols of HCl you will need , after that there are couple routes:
... |
1-8-2011 at 21:43
by: mario840 |
reduction of primary amides to amines with lithium aluminum hydride
This is all wrong, first you must dry your THF with CaCL2, MgSO4 or etc. then sodium , dissolve hmmm ... |
24-7-2011 at 03:44
by: mario840 |
Converting amine salts back into amines
This should be in organic , when amine and water form azeotrope you basify with KOH or NaOH and extr ... |
19-7-2011 at 21:58
by: mario840 |
Silver nitrate - green !!?? help
After 2 times "getting" out silver from solution AgNO3 with copper plates , and once recrystallizati ... |
19-7-2011 at 03:14
by: mario840 |
Benzyl Alcohol -> Benzaldehyde via Silica Gel Supported Jones Reagent
better is PCC (pyridinum chlorochromate) , easy synth reagent and easy synthesis oxidize |
15-7-2011 at 21:56
by: mario840 |
Silver nitrate - green !!?? help
Helo, i made some silver nitrate from jewellery 92,5% Ag, the whole solution was green , i evaporate ... |
8-7-2011 at 09:41
by: mario840 |
Sodium Ethoxide and anhydrous EtOH
I know but read more carefully, i wrote that alcohols contaminated with 5% water are still safe to t ... |
28-6-2011 at 22:36
by: mario840 |
Dimethyl sulfate
The easiest synthesis ever :
"When we add alcohol (methanol) to sulphuryl chloride then methyl hy ... |
28-6-2011 at 13:06
by: mario840 |
Sodium Ethoxide and anhydrous EtOH
I made today sodium methoxide. Pure Na metal (25 g) slowly dissolved in 350 - 400 ml methanol , to e ... |
28-6-2011 at 11:53
by: mario840 |
N-Butylamine
Now i regred that i tried delepine reaction ,i should try gabriel, much shorter reaction time for lo ... |
27-6-2011 at 01:02
by: mario840 |
N-Butylamine
g3ovn read more carefully , this is procedure for REDUCING alkyl azide to primary amine ! how to mak ... |
26-6-2011 at 21:38
by: mario840 |
N-Butylamine
Theory doesn't sometimes work in practise, n-butyl azide have relativity high boiling point (about 1 ... |
26-6-2011 at 02:52
by: mario840 |
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