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picric acid from aspirin
It all turned out fine regardless, I just weighed the yield and from 35g Acetylsalicylic acid I got ... |
26-11-2014 at 06:55
by: greenlight |
The Short Questions Thread (4)
Yes, that is unusual how the same site contradicts itself.
The link says it is inadvisable because ... |
25-11-2014 at 17:59
by: greenlight |
The Short Questions Thread (4)
Distractiongrating, although not a chemistry question it can be cut and drilled if done the right wa ... |
25-11-2014 at 01:20
by: greenlight |
picric acid from aspirin
Thankyou Rosco for clearing that up.
I think the addition rate of nitric acid was a little fast and ... |
24-11-2014 at 17:13
by: greenlight |
The Short Questions Thread (4)
Put it in the distillation apparatus and collect the different fractions at different temperature ra ... |
24-11-2014 at 16:54
by: greenlight |
picric acid from aspirin
TGT, the acid was reagent grade but it was only 70% concentration.
I agree about the temperature an ... |
24-11-2014 at 02:52
by: greenlight |
picric acid from aspirin
Thanks Henig brand, I was stirring using a magnetic stirrer on half speed. I think I did the NItric ... |
23-11-2014 at 20:17
by: greenlight |
The Short Questions Thread (4)
Well done.
I have been looking around and I'm pretty sure the Butyl acetate is a no-go in the produ ... |
23-11-2014 at 16:39
by: greenlight |
picric acid from aspirin
Bert, I'm sorry for making that post sound like I didnt have any protection, I do not own a fume hoo ... |
23-11-2014 at 15:44
by: greenlight |
The Short Questions Thread (4)
I said to distill non-Acetone nail polish remover because they substitute the acetone with Ethyl ace ... |
23-11-2014 at 03:32
by: greenlight |
picric acid from aspirin
I just did the second step and everything went perfect but I just have a question about the last par ... |
23-11-2014 at 02:35
by: greenlight |
The Short Questions Thread (4)
Yeah you can give it a go. What did you buy the Butyl acetate as, was it nail polish remover?
I t ... |
23-11-2014 at 02:13
by: greenlight |
The Short Questions Thread (4)
I don't think you can substitute it, you need the Ethyl acetate. |
23-11-2014 at 02:11
by: greenlight |
The Short Questions Thread (4)
It could lower the final yield of the Acetamide but I don't think it would cause too much of a probl ... |
23-11-2014 at 00:14
by: greenlight |
The Short Questions Thread (4)
You need the Acetone free nail polish remover,it should say it on the bottle. It should have the i ... |
22-11-2014 at 18:28
by: greenlight |
Is stirring necessary when performing vacuum distillation?
I have always used a stir bar during vacuum distillations because I have forgotten a stir bar before ... |
22-11-2014 at 03:22
by: greenlight |
The Short Questions Thread (4)
On looking at the patent a second time it does appear to be a bit more complicated than the backyard ... |
22-11-2014 at 03:15
by: greenlight |
The Short Questions Thread (4)
I think you need a catalyst to aid the reaction.
Here's a link to a patent using Zinc oxide as a ca ... |
21-11-2014 at 23:25
by: greenlight |
Quick and easy source of H2O2?
There is also this thread from 2006 which discusses distilling Hydrogen peroxide to 90%+ from dilute ... |
21-11-2014 at 04:01
by: greenlight |
Quick and easy source of H2O2?
If you only require a small amount of high concentration Hydrogen peroxide, the fibreglass repair ki ... |
21-11-2014 at 02:14
by: greenlight |
Storage of potassium chlorate
I looked up a bunch of material safety data sheets and they all say store in a cool, dry place and k ... |
20-11-2014 at 02:43
by: greenlight |
Vacuum pump recommendations/considerations
Would one of these be fine to buy and use to protect the vacuum pump if it is filled with sodium hyd ... |
19-11-2014 at 21:33
by: greenlight |
Vacuum Distillation anyone?
I want to start vacuum distilling my red fuming nitric acid to get a more concentrated cleaner acid ... |
18-11-2014 at 22:36
by: greenlight |
2000ml sepertory funnel
Thank you Doctor bob, I think that is exactly what caused the stopcock area to crack considering tha ... |
18-11-2014 at 18:02
by: greenlight |
2000ml sepertory funnel
Yeah, sep funnels arent too bad i suppose because you never heat them and the most abuse they take i ... |
18-11-2014 at 06:31
by: greenlight |
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