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Cobalt toxicity
Every ten year old in America, usta have a big batch of Cobalt Chloride in his "toy" Chemistry set. |
2-4-2018 at 15:41
by: zed |
First attempt Grignard since Ochem II cyclopentyl bromide
Search out a published preparation. If you can.
Re-inventing the wheel, is not the way to go.
... |
1-4-2018 at 15:49
by: zed |
General questions
Hnuh?
Well, back when Water was cheaper and we were not afraid to use it. We usta just turn on t ... |
31-3-2018 at 16:47
by: zed |
Heavy wall glass
Yttrium2,
I don't know the seller. Might be great stuff. Might be fake reviews.
I've got tru ... |
31-3-2018 at 16:02
by: zed |
which is the better reflux condenser? allihn vs friedrich
Sulaiman,
Alas, despite the label, this is not a Graham Condenser. It a appears to be a Dimroth ... |
31-3-2018 at 15:55
by: zed |
What are the condensers that work for both reflux and distillation
Deschem is reputable. As a bonus, your shipment might appear after only a week or so.
It isn't a ... |
31-3-2018 at 15:41
by: zed |
Interesting primary amide to nitrile conversion
Well, yes. I have been thinking about dehydration of Amides to Nitriles recently.
Were Indole-Ac ... |
31-3-2018 at 15:23
by: zed |
Decarboxylation of Glycine to Methylamine?!
I've seen those videos. Copper Carbonate works poorly. Copper Chromite works very well. Seems to ... |
31-3-2018 at 15:15
by: zed |
First attempt Grignard since Ochem II cyclopentyl bromide
Umm. More Ether required?
Ether is both solvent, and a complexing agent.
Might require more ... |
31-3-2018 at 15:03
by: zed |
Heavy wall glass
Ummm.
I have purchased some Chinese Glassware recently.
Looks pretty good actually. Sturdy en ... |
29-3-2018 at 15:49
by: zed |
Cannabinoid concentration
Back in the day, my small California college would have loved your supplier.
We were completely ... |
29-3-2018 at 15:13
by: zed |
Grignard question (magnesium)
I've used granulated Mg for Grignards. Works fine. |
29-3-2018 at 14:46
by: zed |
Chemicals and Glassware from India - anyone order anything?
A lot of us buy glassware from China. We know a few reliable distributors, and use Ebay/Paypal. Th ... |
29-3-2018 at 14:36
by: zed |
Decarboxylation of Glycine to Methylamine?!
Time will tell. It should be noted, that the method you are currently espousing, was not widely kno ... |
29-3-2018 at 14:13
by: zed |
Decarboxylation of Glycine to Methylamine?!
Well, what reaction path is being followed in this sand-decarboxylation is difficult to project. Pe ... |
28-3-2018 at 16:13
by: zed |
Proposed synthesis of acetylenedicarboxylic acid
Never run a Grignard?
You need a mentor. |
27-3-2018 at 17:41
by: zed |
What are the condensers that work for both reflux and distillation
I think of the Graham as a distillation condenser, or a scavenger reflux condenser. Something to pl ... |
27-3-2018 at 17:34
by: zed |
Decarboxylation of Glycine to Methylamine?!
Ummm. Yeah. I've run this reaction, and it seems to work, sort of.
First. If you attempt to ru ... |
27-3-2018 at 16:45
by: zed |
Cannabinoid concentration
Ummm. Everybody and his uncle, is making "hash oil" hereabouts.
Legal, in accordance with local ... |
20-3-2018 at 16:44
by: zed |
Why reactions happen?
Huh? Well, mostly because opposites attract.
But, sometimes because of narcissism, or fer a plet ... |
20-3-2018 at 15:40
by: zed |
What is the point of amateur chemistry?
https://en.wiktionary.org/wiki/a_journey_of_a_thousand_miles_begins_with_a_single_step
That being ... |
2-3-2018 at 12:37
by: zed |
Anyone want to swap chemistry stuff?
ninhydric1, KOH is fairly easy to find if you know where to look.
Artisanal soap makers use it. ... |
2-3-2018 at 12:14
by: zed |
Preparation of elemental phosphorus
Easy to make? Hard to make?
Seemingly impossible for some of us to make Phosphorus, but not very ... |
2-3-2018 at 11:54
by: zed |
CDIC and the most incredible lachrymator ever
CDIC? TriChloro?
Yup! Bad stuff. But an effective reagent. Better stock up, while it's still ... |
1-3-2018 at 15:50
by: zed |
New chemicals for sale !
Zinc metal plus Hydrochloric acid> Zinc Chloride plus H2 + H2O. Just boil off the excess water.
... |
1-3-2018 at 15:20
by: zed |
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