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1,2 dichlorobenzene EU supplier or synthesis
[rquote=685148&tid=159664&author=draculic acid69]Buy o-phenyldiamine and sodium nitrite and ...
24-6-2023 at 20:13
by: Lionel Spanner
Preparation of ionic nitrites
If you can actually get it to work, that'd be one hell of an achievement.
As I said: good luck!
20-6-2023 at 13:07
by: Lionel Spanner
Preparation of ionic nitrites
[rquote=685055&tid=52&author=fx-991ex]In the first post he do NaHSO3 + CaCl2 and then heat t ...
20-6-2023 at 03:51
by: Lionel Spanner
Is pyrrolidine hydrochloride deliquescent, or easy to dry?
I connected a simple distillation apparatus to a vacuum pump, ran ice-cold water through the condens ...
9-6-2023 at 15:19
by: Lionel Spanner
25L of formaldehyde for £0.95 - Cheltenham, UK (ending tomorrow on eBay)
From the old CHIP pictogram on the label, and the fact the supplier (Micro-Biologicals Ltd. of Bury ...
7-6-2023 at 15:42
by: Lionel Spanner
25L of formaldehyde for £0.95 - Cheltenham, UK (ending tomorrow on eBay)
[rquote=684801&tid=159633&author=SplendidAcylation]As an aside, does anyone know how to ship ...
7-6-2023 at 14:38
by: Lionel Spanner
Is pyrrolidine hydrochloride deliquescent, or easy to dry?
In my experience, removing water by vacuum distillation is the easiest way to dry deliquescent salts ...
4-6-2023 at 09:04
by: Lionel Spanner
Substituted Benzoic acid to primary 2ndry tertiary Benzylamine?
Nice one - hope it goes well!
4-6-2023 at 08:55
by: Lionel Spanner
Best way to dissolve bathroom mineral stains?
It might be worth trying "active oxygen" type laundry powder wetted with water. The so-called "activ ...
2-6-2023 at 07:27
by: Lionel Spanner
Absorption of NO2 by H2SO4
It's most likely reacted to form nitric acid.
1-6-2023 at 05:54
by: Lionel Spanner
Usable heat of dilution data
To be absolutely honest, I think this whole exercise is like trying to make a four-dimensional fract ...
28-5-2023 at 07:55
by: Lionel Spanner
Acetic anhydride preparation
I posted this method for acetic anhydride a little while back, while apparently not seeing this stic ...
24-5-2023 at 16:31
by: Lionel Spanner
Usable heat of dilution data
There is no simple way to calculate the heat change in a given situation; it depends on the respecti ...
24-5-2023 at 14:40
by: Lionel Spanner
Diluting 90+% Nitric Acid to 70%?
For what it's worth, I've successfully distilled azeotropic nitric acid using concentrated sulphuric ...
23-5-2023 at 13:35
by: Lionel Spanner
Substituted Benzoic acid to primary 2ndry tertiary Benzylamine?
[rquote=684330&tid=159583&author=glen] I checked the paper you provided, does it in practi ...
21-5-2023 at 09:33
by: Lionel Spanner
Substituted Benzoic acid to primary 2ndry tertiary Benzylamine?
[rquote=684308&tid=159583&author=Loptr]I don't think you can call a reduction of a carboxyli ...
20-5-2023 at 10:22
by: Lionel Spanner
Substituted Benzoic acid to primary 2ndry tertiary Benzylamine?
[rquote=684295&tid=159583&author=glen]Interesting! Thanks! Though I did think borane as a re ...
20-5-2023 at 03:41
by: Lionel Spanner
Substituted Benzoic acid to primary 2ndry tertiary Benzylamine?
You can decarbonylate acids and amides with sodium borohydride and iodine, forming borane as a trans ...
19-5-2023 at 01:59
by: Lionel Spanner
Solubility Chart
Very handy indeed. Good old Ligma Aldrich.
18-5-2023 at 10:58
by: Lionel Spanner
Gas Stove
The best type of non-gas cooker I've ever come across is a halogen hob. It has speed and efficiency ...
17-5-2023 at 07:35
by: Lionel Spanner
Makeshift (slight) vacuum generator
[rquote=684149&tid=159572&author=Sulaiman]For vacuum filtration :
https://www.amazon.com/g ...
16-5-2023 at 12:21
by: Lionel Spanner
Tetrasulfur Tetranitride
[rquote=683817&tid=10440&author=mayko]I just ran across this, which elaborates on the seleni ...
11-5-2023 at 15:07
by: Lionel Spanner
Woes with reduced pressure distillation
I'd also suggest using as large a flask as practically possible, so if the mixture does bump, it'll ...
9-5-2023 at 14:11
by: Lionel Spanner
Bad days in the lab or with glassware?
A little while back, I attempted to prepare sodium nitrite by hydrolysing bronopol with caustic soda ...
6-5-2023 at 03:30
by: Lionel Spanner
Finding percentage of tin in leaded tin solder
The easiest way to work this out is with algebra, assuming it is purely an alloy and doesn't contain ...
4-5-2023 at 06:43
by: Lionel Spanner
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