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Stabalizing ketone via NaHSO3
I used to do this befpre, for intermediates I wanted to stock, but I figired it's not worth the effp ... |
13-2-2010 at 13:29
by: Klute |
Dimethocaine - using Panthenol?
I see a much quicker way to this: dimethylate diethyl malonate, monosaponification followed by amida ... |
2-2-2010 at 11:50
by: Klute |
Synthesis of veratraldehyde via Oppenhauer oxidation
Very nice! A very subtle vanillin-like, with scents of almonds.. |
31-1-2010 at 04:46
by: Klute |
Looking to trade Pd/C for palladium salts
I'm looking for some palladium salts, the chloride or the acetate for Suzuki couplings and preparati ... |
22-1-2010 at 15:13
by: Klute |
NaBH3CN workup
I'm planning on trying some reductions with NaBH3CN, notably reductive aminations.
I'm very weary ... |
21-1-2010 at 11:43
by: Klute |
lefetamine
I used Labtop's method for phenylbutanones and methyl and dimethylamine, workep faily well, although ... |
20-1-2010 at 00:02
by: Klute |
Synthesis of veratraldehyde via Oppenhauer oxidation
Using the reverse conditions will be quite interesting, but I simply don't have any substrate I'd li ... |
19-1-2010 at 23:28
by: Klute |
Synthesis of veratraldehyde via Oppenhauer oxidation
THanks Smuv!
Well, i'm not 100% sure, but I think it's the complex of veratryl alcohol and parafo ... |
19-1-2010 at 19:19
by: Klute |
Synthesis of palladium nano-particules and their use in Suzuki coupling
I present the preparation of palladium nanoparticules and their use in Suzuki cross-coupling reactio ... |
18-1-2010 at 13:25
by: Klute |
Aldol Condensation of Piperonal with Acetone
here is a patent were they do the aldol between piperonal and acetone, then hydrogenate the product ... |
18-1-2010 at 12:30
by: Klute |
Preparation of solid aluminium isopropoxide
No, no, all the IPA was removed before the isopropoxide started refluxing in the distillation setup. ... |
18-1-2010 at 12:19
by: Klute |
Preparation of solid aluminium isopropoxide
The isopropoxide finally solidified to a gelatinous cristalline mass, it's just that it has tendency ... |
18-1-2010 at 02:39
by: Klute |
Synthesis of veratraldehyde via Oppenhauer oxidation
I had a bunch of veratryl alcohol at hand, and I've been wanting to synthesis veratraldehyde since a ... |
17-1-2010 at 15:37
by: Klute |
Preparation of solid aluminium isopropoxide
Indeed, I used CaH2, not CaCl2, it hardly bubbles at first, surely the water, then stays as is, it d ... |
15-1-2010 at 07:24
by: Klute |
Aluminium Isopropoxide Synthesis
As stated in the first page of this thread, I need Al(OiPr)3 for some Oppenhauer oxidations.. And P ... |
15-1-2010 at 05:28
by: Klute |
Diethylsulfide from potassium ethylsulfate and sodium sulfide
You really should wear gloves.. I hope you've at least got some googles on  |
12-1-2010 at 13:54
by: Klute |
4-methoxyphenol syn using hydroquinone methyl iodide
Well, you would have to filter the precipitated Na2SO4, I tried this way once using conc NaOH soluti ... |
12-1-2010 at 08:06
by: Klute |
Formaldehyde
The best way of making paraformaldehyde is to distill formalin solutions under vaccum until take off ... |
10-1-2010 at 14:06
by: Klute |
4-methoxyphenol syn using hydroquinone methyl iodide
Thanks for the pics!
Ouch I'm scared for that little pump there, no protection? It's pretty sure ... |
10-1-2010 at 13:59
by: Klute |
Aldol Condensation of Piperonal with Acetone
The same product from acid or base catalysis? Do you have a ref for that? I'm quite surprised.
Wh ... |
10-1-2010 at 06:33
by: Klute |
acros organics
You can surely get Oxone as a technical grade chemical from other companies. Acros is going to sell ... |
10-1-2010 at 03:28
by: Klute |
Questions regarding the recycling of DCM
That's curious, I don't think I've ever seen DCM not stabilized! |
9-1-2010 at 09:57
by: Klute |
Questions regarding the recycling of DCM
I imagine it does as all the bottles at work are either stabilized by amylene or methanol..
And y ... |
9-1-2010 at 08:08
by: Klute |
Latest chemical order?
Aluminium Isopropoxide 100G
Ethyl bromoacetate 100mL
Acetophenone 100mL
going for strawberry ar ... |
9-1-2010 at 05:43
by: Klute |
Questions regarding the recycling of DCM
Well, it worked out just fine, no more smell whatsoever in the distilled DCM.. I'm pretty sure thio ... |
9-1-2010 at 05:36
by: Klute |
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