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Myth of Streching Space
Well, there is the argument that as your ship goes faster, it becomes more massive, and thus much mo ... |
1-11-2017 at 12:14
by: zed |
Air compressor powered vacuum pump
That, is a fairly large volume of air. Gonna need a pretty good compressor.
[Edited on 1-11-2017 b ... |
31-10-2017 at 17:44
by: zed |
A most sobering situation
Ummm. Not sure that precipitation of the Benzene Diazonium Chloride salt actually results in detona ... |
24-10-2017 at 18:15
by: zed |
Airborne release of Sodium Hydroxide pellets
NaOH effect on respiration? Oh yeah! I've noticed it. It hits the sinuses and soft palate pretty ... |
9-10-2017 at 18:16
by: zed |
Optimizing Henry reaction conditions (substituted benzaldehydes + nitromethane)
Actually, I primarily used absolute ethanol and butylamine, in the condensation of nitroethane with ... |
18-9-2017 at 18:04
by: zed |
Optimizing Henry reaction conditions (substituted benzaldehydes + nitromethane)
Phenethylamine as catalyst! Now, that is a good idea!
I have run such reactions with butylamine ... |
12-9-2017 at 18:24
by: zed |
3-acetylindole
Well, I've seen references to acetylating indoles via phosphoric acid, but yield were not impressive ... |
11-9-2017 at 17:42
by: zed |
What makes Nitromethane yellow?
Now for an alternate view: Nitromethane can become sensitized aka unstable. You don't want that. ... |
10-9-2017 at 15:54
by: zed |
high pressure autoclave
Is that it? You do not include an actual photo of the Autoclave body itself. I see the stirring as ... |
10-9-2017 at 14:30
by: zed |
A step by step of molecular distillation
Umm. I've done a short path distillation of 2-Methyl-Diethyl-Tryptamine. My initial reaction produ ... |
8-9-2017 at 16:26
by: zed |
3-acetylindole
Ummm. Authors claim mild conditions, but their catalyst looks like it might be pyrophoric.
A Di-Al ... |
8-9-2017 at 16:02
by: zed |
Hydrogen Peroxide and Carbonic Acid Reaction
Baking soda. |
6-9-2017 at 16:17
by: zed |
OTC Oxalyl Chloride Challenge
Here in Portland, the local supermarkets carry dry ice. Fred Meyer has it. About $1.50 per pound. ... |
2-9-2017 at 12:52
by: zed |
Alkyl Chloride preparation without anhydrous zinc chloride?
Well, if copper doesn't interfere, the U.S. penny might be a good source of Zinc.
Modern pennies ... |
2-9-2017 at 12:33
by: zed |
TheVespiary.org .... Sedit or jon or java
Well, the complete ( safe and easy) reduction of Nitroalkenes, is an interesting technical challenge ... |
2-9-2017 at 12:19
by: zed |
How useful is a soxhlet ?
Yup, my buddy used to run that reaction with Diethyl Ether. It gave me the heebie-jeebies watching ... |
1-9-2017 at 16:54
by: zed |
How useful is a soxhlet ?
I've never extracted natural products. So, I was never a big fan of the Soxhlet, until I saw it use ... |
30-8-2017 at 16:48
by: zed |
Lithium Hydride synthesis
Ummm. The formation of NaH is not especially difficult, though it does require a Paar-type pressure ... |
23-8-2017 at 12:48
by: zed |
Old ether bottle - open under water?
Well, the Ether IS stabilized. Meaning, it is supposed to be OK in storage.
Still, it has been a ... |
22-8-2017 at 18:28
by: zed |
Phenylacetonitrile from Phenylalanine
AVBaeyer,
Perhaps I mis-remembered. Actually, this Italian paper looks very familiar.
www.s ... |
22-8-2017 at 18:08
by: zed |
Phenylacetonitrile from Phenylalanine
Thank you AvBaeyer!
I knew the reaction had been reported (from France). But to my knowledge, no ... |
21-8-2017 at 12:56
by: zed |
Make sodium by carbothermal reduction?
Yup! You can buy Magnesium for about 10 bucks a pound. Might even have an old Magnesium engine bloc ... |
20-8-2017 at 15:27
by: zed |
Dimethylation of Tryptamine with amine N-methyltransferase
Well, some of those pesky little mushrooms that make Psilocybin, are native to my locale.
So, her ... |
15-8-2017 at 18:52
by: zed |
Why do catalytic transfer hydrogenations with ammonium formate + metal always require excess formate?
I try to assume the worst.
If CO is a possible product, I'd run the reaction out-of doors, or i ... |
15-8-2017 at 18:34
by: zed |
Solid fat and Vacume question
Ummm. Viruses aren't alive. At least, not technically. Further, some may be crystalline, have neg ... |
10-8-2017 at 16:48
by: zed |
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