| Search |
| [Next Page] |
THP protection of amines?
Or you could save yourself a step and buy a pack of paracetamol... |
13-11-2013 at 12:59
by: DJF90 |
THP protection of amines?
Reduction of nitrobenzenes should be effected chemoselectively using iron (either Fe/HCl or Fe/FeCl3 ... |
12-11-2013 at 14:17
by: DJF90 |
Preparation of methyl tosylate, safe methylating agent
Sorry, I was getting my wires crossed with the solubility. I've done the purification as per Perrin ... |
7-11-2013 at 13:28
by: DJF90 |
Preparation of methyl tosylate, safe methylating agent
@Nodream: If the TsOH goes into solution during the course of the reaction this is a good sign, as T ... |
6-11-2013 at 14:16
by: DJF90 |
The Short Questions Thread (4)
Borane itself is very readily quenched by the addition of water at 0*C. In the reduction of amides a ... |
2-11-2013 at 03:12
by: DJF90 |
Pretty Pictures (2)
Nice setup Bromic! Thats a thick stirrer shaft on there... Thats what, 20-25mm dia?
Good to see a ... |
30-10-2013 at 14:43
by: DJF90 |
Chemicals for sale.
Looks dodgy to me... |
28-10-2013 at 14:10
by: DJF90 |
Removal of leached Palladium from reaction product
Yea I find whatman #1 paper works a treat for carbon filtration. For Pd/C we have to use non-flammab ... |
24-10-2013 at 10:55
by: DJF90 |
Phenol and HNO2, no nitrite ester formed but dark red/brown nasty oil.
Phenol can be nitrosated under these conditions, giving the 4-nitrosophenol. Theres a write up at VC ... |
22-10-2013 at 04:32
by: DJF90 |
Benzene synthesis
[rquote=304156&tid=325&author=amazingchemistry]...procedure described in the paper amounts t ... |
21-10-2013 at 12:44
by: DJF90 |
Benzene synthesis
[rquote=304035&tid=325&author=amazingchemistry]It might be possible to form benzene via deca ... |
20-10-2013 at 10:14
by: DJF90 |
Pretty Pictures (2)
Yep, mailinmypocket got it. I was doing a Parikh-Doering oxidation (non-cryogenic version of Swern, ... |
18-10-2013 at 23:26
by: DJF90 |
Pretty Pictures (2)
Just another day at the office...
[file]26668[/file]
[Edited on 18-10-2013 by DJF90] |
18-10-2013 at 12:38
by: DJF90 |
Buchi rotovapor el131
As I said, 90%+ of organic experiments will require you to strip off solvent at some stage. You can ... |
9-10-2013 at 01:31
by: DJF90 |
Using CO2 gas for grignard reaction instead of dry ice?
I appreciate your point magpie but as the reagent (CO2 gas) is introduced relatively slowly (compare ... |
8-10-2013 at 10:13
by: DJF90 |
Buchi rotovapor el131
I use a rotavap on a daily basis at work, and the one at home is used almost as often as I do any ch ... |
8-10-2013 at 02:30
by: DJF90 |
Using CO2 gas for grignard reaction instead of dry ice?
The trialkyl carbinol the author speaks will originate from the collapse of the tetrahedral intermed ... |
7-10-2013 at 11:49
by: DJF90 |
Using CO2 gas for grignard reaction instead of dry ice?
Grignard reagents aren't strong enough nucleophiles to add to carboxylate salts. You'd need an Organ ... |
7-10-2013 at 10:15
by: DJF90 |
Buchi rotovapor el131
[rquote=302164&tid=26486&author=MrHomeScientist]I just recently got to set up and use an IKA ... |
6-10-2013 at 05:04
by: DJF90 |
atomic model
I guess the simplest way to find the answers would be to consider the wavefuction. We know that the ... |
5-10-2013 at 03:42
by: DJF90 |
drying with sodium metal
[rquote=302080&tid=25772&author=testimento]Just a question about ether purity and grignards, ... |
5-10-2013 at 02:01
by: DJF90 |
Buchi rotovapor el131
A rotavap isn't for separating solvents. Thats what a fractionation setup is for.
Put simply, a ... |
4-10-2013 at 12:28
by: DJF90 |
How to service a Rotavap?
When I took mine apart to service it the other month, I considered replaceing the machine grease. I ... |
4-10-2013 at 10:04
by: DJF90 |
Phenol from Domestically Available Chemicals
Sodium bicarbonate will not react with phenol, it is not a strong enough base. The fact your sublima ... |
3-10-2013 at 22:09
by: DJF90 |
Phenol from Domestically Available Chemicals
Ha thats a good one. I don't have time to go searching around for stuff on the behalf of others unle ... |
2-10-2013 at 22:48
by: DJF90 |
| [Next Page] |
