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buying ethylene carbonate?
I'm sorry to be the bearer of bad news, but Sigma will not sell to individuals or ship to residentia ... |
12-10-2011 at 00:26
by: UKnowNotWatUDo |
1-methyl-lysergic acid preparation
I believe you're mistaken about the placement of the 1-methyl group. In methysergide it is on the in ... |
3-9-2011 at 13:58
by: UKnowNotWatUDo |
Methods of cooling?
Dry ice can be mixed with acetone (or sometimes ethanol) to make a cooling bath which will keep your ... |
3-9-2011 at 11:29
by: UKnowNotWatUDo |
1-methyl-lysergic acid preparation
What leads you to believe that thionyl chloride would demethylate the nitrogen? Show me you have a s ... |
31-8-2011 at 13:20
by: UKnowNotWatUDo |
1-methyl-lysergic acid preparation
B
Normally I wouldn't answer a question like this but I'm bored and in a good mood. |
30-8-2011 at 14:35
by: UKnowNotWatUDo |
How i can generate anhydrous HYDROGEN BROMIDE GAS (HBr)??
Adding elemental bromine to apiole will not give you the monobrominated product. DMMDA (or DMMDMA) i ... |
30-8-2011 at 14:32
by: UKnowNotWatUDo |
How i can generate anhydrous HYDROGEN BROMIDE GAS (HBr)??
As DJF90 suggested perhaps hydrobromic acid isn't the best choice if you want to conserve the ether ... |
30-8-2011 at 07:12
by: UKnowNotWatUDo |
Eschweiler-Clarke Procedure
Ah, my bad. I was remembering the article sightly wrong. It described the N-alkylation of amides usi ... |
6-8-2011 at 22:07
by: UKnowNotWatUDo |
Eschweiler-Clarke Procedure
I know it is possible, yes. I don't have the article in front of me at the moment but there are seve ... |
5-8-2011 at 20:58
by: UKnowNotWatUDo |
Not in Norway, but near
Damn, thought I would be the first to post this! |
3-8-2011 at 17:16
by: UKnowNotWatUDo |
Splitting atoms at home = illegal
Just in case any members here decide that nuclear chemistry needs a little push from the amateur hob ... |
3-8-2011 at 17:00
by: UKnowNotWatUDo |
Should we have a semi-private vendor discussion thread?
I think you may be misunderstanding the discussion here. We are not talking about selling chemicals ... |
25-7-2011 at 19:06
by: UKnowNotWatUDo |
Deoxybenzoin Impurity
I've had some deoxybenzoin of approximately 98-ish% purity stored in an amber bottle for many months ... |
15-7-2011 at 21:45
by: UKnowNotWatUDo |
The short questions thread (3)
Anyone have any solubility miscibility data for different solvents with butyl diglyme (diethylene gl ... |
25-6-2011 at 15:21
by: UKnowNotWatUDo |
benzilic acid ethyl ether=benzilic acid ethyl ester?
Benzilic acid has two hydroxyl groups which can be bonded to an ethyl group. One is part of it's car ... |
18-6-2011 at 15:51
by: UKnowNotWatUDo |
Is it possible to "rescue" KOH from K2C03?
May I ask why you are intent on trying to reuse this particular KOH? I promise it will almost certai ... |
13-6-2011 at 08:39
by: UKnowNotWatUDo |
Your opinion on this chemical structure
That's what I'm trying to tell you. These days it wouldn't matter if you had evidence of planning to ... |
3-6-2011 at 15:10
by: UKnowNotWatUDo |
Your opinion on this chemical structure
We're not trying to insult you. You didn't use the word swim once here. Which I mentioned in my post ... |
3-6-2011 at 14:02
by: UKnowNotWatUDo |
Your opinion on this chemical structure
The problem with this molecule isn't its direct similarity to illegal drugs but its use as an obviou ... |
3-6-2011 at 11:13
by: UKnowNotWatUDo |
90 - 99% nitric acid using dichloromethane
My guess is the sulfuric acid acts to sequester the water to keep it from interacting with the nitri ... |
1-6-2011 at 01:12
by: UKnowNotWatUDo |
Acetone and Alkali Metals
There are three possibilities. One: the lithium reduced the acetone forming lithium isopropoxide. Bu ... |
30-5-2011 at 18:37
by: UKnowNotWatUDo |
VSEPR Help
My guess is that your teacher wants you to correctly identify the bond angles and configurations tha ... |
29-5-2011 at 14:56
by: UKnowNotWatUDo |
isopropyl chloride
Well I can definitely tell you that this procedure will not work for you. Even if you used anhydrous ... |
27-5-2011 at 20:50
by: UKnowNotWatUDo |
Misconceptions in the Laboratory
Really? Nicodem was your top pick for the epitome of a friendly and well-mannered member?...Anyways, ... |
22-5-2011 at 15:49
by: UKnowNotWatUDo |
Misconceptions in the Laboratory
Agreed. Not to mention that when it's been years since you've actually learned the information (as i ... |
22-5-2011 at 13:38
by: UKnowNotWatUDo |
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