Sciencemadness Discussion Board
Not logged in [Login - Register]
Go To Bottom

Search
[Next Page]
Selective reduction of nitrotoluenes with Na2S
This is called the Zinin reaction and a review of this reactions has been posted at least twice befo ...
9-2-2019 at 03:23
by: Boffis
1,3-Diaminoacetone(1,3-diamino-2-propanone) problems
@divinyl, the preparation of diaminoacetone dihydrochloride is described in Shirley's "Preparation o ...
19-1-2019 at 09:37
by: Boffis
Easy synthesis of hydroiodic acid
@Felab, if the oxalate method works why not just make cadmium oxate and treat it likewise and you wi ...
8-1-2019 at 10:55
by: Boffis
Easy synthesis of hydroiodic acid
@Ajoker, I have used hydrogen sulphide as a reducing agent many time because it is so easily handled ...
7-1-2019 at 11:47
by: Boffis
Easy synthesis of hydroiodic acid
What is wrong with the traditional method of using Hydrogen sulphide and iodine. The hydrogen sulphi ...
6-1-2019 at 08:17
by: Boffis
diAmmine, diNitro Platinum
On the SM library there are several books on platinum metal chemistry and that is probably the best ...
21-12-2018 at 10:44
by: Boffis
how could I synthesize this molecule
1,3-diaminoacetone is prepared from acetonedicarboxylic acid via 1,3-diisonitrosoacetone. It is desc ...
20-12-2018 at 08:47
by: Boffis
Convert skatole to indole -3 carboxylic acid
This exact issue was cover only a few weeks ago! UTFSE

I see that it was your earlier thread on t ...
13-12-2018 at 12:49
by: Boffis
UK supplier, which thread was it mentioned in?
Many thanks DavidJR and Sulaiman. Actually, the problem isn't the search engine as much as I couldn' ...
13-12-2018 at 12:33
by: Boffis
UK supplier, which thread was it mentioned in?
Hi, within about the last 3 months or so there was a thread in which an SM member (I can't remember ...
8-12-2018 at 09:49
by: Boffis
Resazurin synthesis (planning first steps)
I wonder if you could do this as a one-pot synthesis by dissolving 2 mol-equiv of resorcinol on ice ...
29-11-2018 at 10:14
by: Boffis
Resazurin synthesis (planning first steps)
Resazurin is a trivial name which tells us nothing about its constitution. In order to answer your q ...
26-11-2018 at 23:44
by: Boffis
Cyanide synthesis by thermal decomposition of Thiocyanate
As the thread seems to be wondering off coarse here is a excerpt from a book on the subject of the d ...
16-11-2018 at 00:18
by: Boffis
Extraction of gallic acid
Acetic acid will not hydrolyse complex tannins, you need a mineral acid, dilute hydrochloric or sulp ...
14-11-2018 at 22:25
by: Boffis
Looking for [2,2'-bithiophen]-5-yltrimethyl-stannane
The structure image doesn't correspond the the named compound. Its the 4-nitrophenyl rather than the ...
13-11-2018 at 03:07
by: Boffis
Cyanide synthesis by thermal decomposition of Thiocyanate
In the characterization of organic and inorganic compounds fused KSCN (I suspect NaSCN works too but ...
11-11-2018 at 22:54
by: Boffis
Cyanide synthesis by thermal decomposition of Thiocyanate
On a preparative scale you will need to add something to take up the sulphur otherwise they simply r ...
10-11-2018 at 22:33
by: Boffis
Recovering Silver from Silver Bromide
I did some work a few years back and intend to pick up this work again in the near future where the ...
6-11-2018 at 23:00
by: Boffis
Green Cobalt(II) hydroxide in D2O
How did you add the cobalt chloride? If it was in aqueous solution or even as the solid hydrated sal ...
15-10-2018 at 06:37
by: Boffis
Vanillin purity
I came to use some vanillin recently that I bought from one of the suppliers discussed above (MinH2O ...
12-10-2018 at 08:04
by: Boffis
Nitroalkane syntheses ?
[rquote=532638&tid=2995&author=Waffles SS]Triethyl Borate + HNO3 = EtNO2

Schiff, H.; Lieb ...
20-9-2018 at 09:15
by: Boffis
Solubility of natural resin
Your problem is that you don't read or listen to the answers you get.

Cherry gum and related gums ...
12-9-2018 at 11:27
by: Boffis
Solubility of natural resin
My experience is that once prunus gums have hardened they are insoluble. If finely ground they absor ...
5-9-2018 at 11:29
by: Boffis
Solubility of natural resin
@ Xrpdguy, The "resins" from Prunus species (cherries, plums etc) are not strictly resins but gums a ...
4-9-2018 at 11:27
by: Boffis
Synthesis of polycarboxylic ether in lab.
Not unless you explain more clearly what you mean by;

MPEG based polycarboxylic ether

PEG to ...
14-8-2018 at 09:21
by: Boffis
[Next Page]

  Go To Top