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I have a blog!
A few weeks ago I started a blog, here: [url]https://denovo.substack.com/[/url]

It's mainly about ...
18-7-2021 at 08:24
by: Metacelsus
Preparation of 3-cyanopropanoic acid from MSG (TCCA oxidative decarboxylation)
Can you get a melting point just to check? Possibly after recrystallization.

The literature value ...
6-7-2021 at 16:52
by: Metacelsus
photos, as promised
I did the colored fire demo with sodium, lithium, copper, and boron. I got some pictures but some of ...
5-7-2021 at 05:03
by: Metacelsus
Happy July 4 everyone!
Since I can't get any decent fireworks in MA (and don't feel comfortable making any in my small apar ...
4-7-2021 at 02:36
by: Metacelsus
request for a cracked ver of chemdraw
You could try downloading the trial version and when it expires, reset the date on your computer or ...
10-6-2021 at 02:21
by: Metacelsus
Fact Check-Smokeless Gunpowder from Scratch
Nitroglycerin is actually easier to make than nitrocellulose. The glycerin can be obtained from fats ...
2-6-2021 at 12:00
by: Metacelsus
Alternatives to paraffin
[rquote=661095&tid=157550&author=teodor][rquote=661093&tid=157550&author=Texium]I wo ...
1-6-2021 at 08:04
by: Metacelsus
Can you train your immune cells outside of your body?
CAR-T therapy does this, but with delivery of a transgenic T-cell receptor.
31-5-2021 at 02:36
by: Metacelsus
I lost a Dye synth that called for azide
I don't know about any common dyes requiring azide, but azide salts are useful in organic chemistry ...
18-5-2021 at 06:01
by: Metacelsus
Biofilm formation after electrolysis?
Those look like salt crystals to me. It would explain why they appeared after drying and why water w ...
17-5-2021 at 08:22
by: Metacelsus
N-acetyl MDA from helional
Yeah, even a methyl Grignard would probably work to homologate it.

edit: beat me to it

[Edited o ...
13-5-2021 at 09:27
by: Metacelsus
Need help identifying 2 proteins in a research paper, cannot find them in protein databases
[rquote=659432&tid=156914&author=zinc finger] So I would assume, that it is just the sequenc ...
6-5-2021 at 14:37
by: Metacelsus
Acetic anhydride preparation
According to Wikipedia yes: https://en.wikipedia.org/wiki/Acetyl_chloride#Synthesis

You could sep ...
2-5-2021 at 02:38
by: Metacelsus
What makes liquor taste like rubbing alcohol?
[rquote=659163&tid=157345&author=zed]
Our de-ionized water, routinely tested as being Ph 5. ...
1-5-2021 at 07:33
by: Metacelsus
What makes liquor taste like rubbing alcohol?
[rquote=659124&tid=157345&author=Panache]
If you get AR eThanol and some milliq water its a ...
30-4-2021 at 12:30
by: Metacelsus
Nicotine benzoate from nicotine freebase and sodium benzoate
I'd be worried about vaping benzoate salts. They might decarboxylate when heated and produce benzene ...
10-4-2021 at 07:58
by: Metacelsus
What's the most expensive substance you've bought?
A few months ago I bought 1 mg of recombinant BMP2 for $5200. (I didn't pay for it personally, this ...
10-4-2021 at 02:50
by: Metacelsus
why still lead in paints that are labeled "Lead Safe" ?
OK, I should clarify: it stays there assuming people aren't idiots. Of course, some people are idiot ...
3-4-2021 at 02:38
by: Metacelsus
why still lead in paints that are labeled "Lead Safe" ?
Yeah, 600 mg/L of lead does not sound like "safe" to me!

I wouldn't be too worried about lead in ...
2-4-2021 at 11:35
by: Metacelsus
Lethal dose of mercuric nitrate
I believe it was used as a preservative for the fur.
24-3-2021 at 02:42
by: Metacelsus
Various chlorotoluenes produced during Toluene+TCCA+uv synthesis
Reaction with Cl2 will mostly form benzyl chloride, by radical halogenation. I'm not sure about TCCA ...
8-3-2021 at 15:09
by: Metacelsus
Funky EIMS spectra -- help me interpret?
Wow, those spectra claim to be older than I am!

My best guess is that what you have is 3-phenylpr ...
8-3-2021 at 12:12
by: Metacelsus
How many water's of hydration does triethylammonium bromide have?
I don't know, but perhaps you could measure it. Dissolve a known mass, and then try to measure the c ...
7-3-2021 at 16:06
by: Metacelsus
Cubane; Dimethyl Cubane-1,4-dicarboxylate synthesis
Yeah it's certainly less than 5% fully deprotected product. It looks to me like less than 1%.

As ...
7-3-2021 at 08:29
by: Metacelsus
Cubane; Dimethyl Cubane-1,4-dicarboxylate synthesis
Yeah, so going by intergration it looks like the ratio of diketal : monoketal is roughly 0.15 : 1.03 ...
7-3-2021 at 04:25
by: Metacelsus
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