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DIY Bacteria culture/algae Incubator
$200 is actually pretty cheap for an incubator. Depending on how much monetary value you place on th ...
24-4-2017 at 19:21
by: Metacelsus
Today, I march.
Regardless of one's political views, an 18% cut to the NIH budget would be disastrous. If a liberal ...
24-4-2017 at 19:15
by: Metacelsus
Today, I march.
I marched in Minneapolis (edit: technically St. Paul). (I got up at 6:30 am so I could get my lab wo ...
22-4-2017 at 14:43
by: Metacelsus
Attempted synthesis of propyl 4 aminobenzoate
Also, that seems like a lot of sulfuric acid. Why did you use so much?
18-4-2017 at 10:16
by: Metacelsus
How do you interpret NMR readings?
[rquote=480785&tid=73499&author=JnPS]C14[/rquote]

It's [sup]13[/sup]C. [sup]14[/sup]C has ...
16-4-2017 at 20:07
by: Metacelsus
Test for Tetrahydrofuran
THF is completely miscible with water. Where did you get the 30% solubility figure?

THF has a cha ...
15-4-2017 at 05:07
by: Metacelsus
Custom Peptides
How long is the peptide? Does it have any unusual features (like being branched or cyclic)? Dependin ...
14-4-2017 at 20:02
by: Metacelsus
Anhydrides from diketene instead of ketene?
Most likely, you would end up with the mixed anhydride of acetic and acetoacetic acid.
7-4-2017 at 06:19
by: Metacelsus
Modafinil: its preparation via Bunte salt
Yes, I have read the paper. However, it is important to read papers before performing reactions, not ...
5-4-2017 at 19:45
by: Metacelsus
Modafinil: its preparation via Bunte salt
Do not try to substitute glacial acetic acid for formic acid when reacting the benzhydrol with the B ...
5-4-2017 at 16:13
by: Metacelsus
Chemistry April Fools
Many years ago, I made a small amount of aluminum sulfide powder and put it above a ceiling tile in ...
1-4-2017 at 13:36
by: Metacelsus
Targeted Apoptosis of Senescent Cells
You're right, I had the mechanism of action backwards. The drug inhibits FOXO4, causing activation o ...
25-3-2017 at 19:55
by: Metacelsus
Targeted Apoptosis of Senescent Cells
I wouldn't be surprised if it was. Senescent cells that had p53 inactivated and failed to undergo ap ...
25-3-2017 at 15:46
by: Metacelsus
Phosphoric acid in H2O2? and concentrating by evaporation
It's probably not 90% because some would have (inevitably) decomposed, and some would have evaporate ...
24-3-2017 at 19:18
by: Metacelsus
Under what conditions should butyllithium be used at -78c?
[rquote=478596&tid=73085&author=Lillica]The butyllithium is dissolved in hexanes, so that is ...
22-3-2017 at 18:44
by: Metacelsus
Under what conditions should butyllithium be used at -78c?
No, unless there are other functional groups present that might react. I've done ortho-lithiation of ...
22-3-2017 at 11:56
by: Metacelsus
How to make 30% hydrogen peroxide?
If you're just trying to make copper chloride, you don't need 30% hydrogen peroxide (although I don' ...
21-3-2017 at 09:30
by: Metacelsus
Glycine to triethylamine?...
No, it's perfectly possible to make glycine methyl ester hydrochloride by treatment of a solution of ...
20-3-2017 at 11:55
by: Metacelsus
? How to recover waste mercury compounds ?
I've heard sulfur is good for cleaning up mercury spills. It reacts with mercury to form the insolub ...
12-3-2017 at 14:03
by: Metacelsus
Preparation of Chromate/Dichromate
Just buy it. It would be more expensive than 3 cents per gram if you made it by dissolving silverwar ...
11-3-2017 at 06:47
by: Metacelsus
Wonders Of Sodium Carbonate or How to kill an orangutan
Some studies on borate toxicity to humans:

1) https://www.ncbi.nlm.nih.gov/pubmed/10050929

[qu ...
5-3-2017 at 06:22
by: Metacelsus
how to get make a nitrogen atmosphere?
Depending on the particular reaction, you might be OK with just keeping it in a tightly sealed vesse ...
4-3-2017 at 21:02
by: Metacelsus
5-Oxo-2-tetrahydrofurancarboxylic acid (butyrolacton-5-carboxylic acid) from glutamic acid
Nice writeup. One comment: in your mechanism drawing, you should show a positive charge on the diazo ...
4-3-2017 at 06:47
by: Metacelsus
Two colors from same nails and HCl
Were the nails somewhat rusty? (If you got them from an old fence, they probably were.) In that case ...
3-3-2017 at 18:38
by: Metacelsus
is nitromethane any good as a solvent
[rquote=476372&tid=72613&author=Kapitan]It's in an unusual place where it's very polar and a ...
2-3-2017 at 20:44
by: Metacelsus
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