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Diphenhydramine hydrochloride
[rquote=184461&tid=14216&author=Nicodem][rquote=184437&tid=14216&author=Picric-A]I g ... |
5-8-2010 at 15:16
by: Picric-A |
The short questions thread (3)
[rquote=184477&tid=14239&author=turd][rquote=184470&tid=14239&author=Picric-A]I woul ... |
5-8-2010 at 15:12
by: Picric-A |
The short questions thread (3)
This is probably a very trivial question but here we go;
How does one form formate (methanoate) e ... |
5-8-2010 at 12:31
by: Picric-A |
Diphenhydramine hydrochloride
I got a m.p. of 127degC, however i can not find any literature stating the actual m.p of the compoun ... |
5-8-2010 at 04:21
by: Picric-A |
Diphenhydramine hydrochloride
I performed the reaction today with a H2SO4 catalyst and i got a 62% yield, im not sure how i can im ... |
4-8-2010 at 12:13
by: Picric-A |
OTC cyanamides?
[rquote=7291&tid=825&author=Polverone]
IIRC, ethyl carbamate can be formed simply by boilin ... |
3-8-2010 at 12:30
by: Picric-A |
The short questions thread (3)
[rquote=184102&tid=14239&author=DJF90]Where the hell did the starch come from?! Purification ... |
2-8-2010 at 00:13
by: Picric-A |
The short questions thread (3)
Does anybody know the best solvent for 4-Aminobenzoic acid?
I am looking to purify a load of PAB ... |
1-8-2010 at 10:55
by: Picric-A |
Glassware: what this is for?
Looks like a Eureka Can to me, just one made of glass not metal as they are usually made of. |
31-7-2010 at 05:08
by: Picric-A |
Diphenhydramine hydrochloride
[rquote=183827&tid=14216&author=Nicodem][rquote=183792&tid=14216&author=Picric-A]I a ... |
30-7-2010 at 00:35
by: Picric-A |
Diphenhydramine hydrochloride
[rquote=183775&tid=14216&author=Nicodem][rquote=183769&tid=14216&author=Picric-A]I w ... |
29-7-2010 at 11:30
by: Picric-A |
Diphenhydramine hydrochloride
[rquote=183767&tid=14216&author=Nicodem]
[quote]So instead i will react benzhydryl with eth ... |
29-7-2010 at 08:12
by: Picric-A |
fume hood design
I believe baffles help reduce air turbulance and so it the air is drawn out of the fume cupboard qui ... |
29-7-2010 at 06:19
by: Picric-A |
Diphenhydramine hydrochloride
[rquote=183746&tid=14216&author=Picric-A]If i obtain the benzhydryl 2-hydroxyethyl ether in ... |
29-7-2010 at 06:13
by: Picric-A |
Diphenhydramine hydrochloride
[rquote=183474&tid=14216&author=Nicodem]You can prepare the target compound also without dim ... |
29-7-2010 at 03:21
by: Picric-A |
Why do chemicals cake together?
due to moisture. This can be resolved by using air tight bottles for your reagents. |
28-7-2010 at 07:05
by: Picric-A |
Iodine from seaweed
Dry 5Kg's of seaweed, grind it up to a fine powder. Mix the powder with about 1 litre of conc. sulph ... |
28-7-2010 at 05:03
by: Picric-A |
decarboxylation of terephthalic acid
[rquote=183637&tid=14200&author=Nicodem][rquote=183579&tid=14200&author=Picric-A]I p ... |
28-7-2010 at 00:09
by: Picric-A |
decarboxylation of terephthalic acid
Ok, as promiced here are the pictures of the decarboxylation.
I performed this on test tube scal ... |
27-7-2010 at 10:56
by: Picric-A |
decarboxylation of terephthalic acid
Honestly i would say Sodium benzoate has an advantage over Na-TPA however sodium benzoate is relativ ... |
27-7-2010 at 05:10
by: Picric-A |
decarboxylation of terephthalic acid
There is a PDF file for the manufacture of TPA from PET. The decarboxylation has yet to be documente ... |
27-7-2010 at 04:24
by: Picric-A |
Diphenhydramine hydrochloride
I have heard of ether formation from two alcohols however i cant remember the reagent which performs ... |
26-7-2010 at 07:08
by: Picric-A |
Odd ground glass tapers
Try a PTFE stopper. You can buy ones which fit a vairet of sizes. It sounds like this taper is a non ... |
25-7-2010 at 05:43
by: Picric-A |
decarboxylation of terephthalic acid
I use this reaction as my main source of benzene.
I use NaOH as i find yield are a lot better due t ... |
24-7-2010 at 21:16
by: Picric-A |
Heating Plastic Chemical Bottles
[rquote=183023&tid=14189&author=DJF90]DMSO in a plastic bottle is not ridiculous or dangerou ... |
23-7-2010 at 02:09
by: Picric-A |
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