Sciencemadness Discussion Board
Not logged in [Login ]
Go To Bottom

Search
[Next Page]
New chemicals for sale !
Glad to can buy from Mario again after a long time. The goods were well packed and arrived fast. The ...
5-7-2023 at 21:26
by: Chemi Pharma
Rare and hard to obtain chemicals for sale
Yesterday I've received my first order with chemship1978. Everything is ok and I do recommend the Se ...
22-4-2022 at 11:48
by: Chemi Pharma
Preparation of dimethyl carbonate without autoclave or phosgene
From dimethyl oxalate and sodium methoxide. Patent attached.

ChemPlayer has a video at BitChute o ...
18-6-2021 at 22:34
by: Chemi Pharma
Problem using Chloroacetyl Chloride
@pip, try the synthesis described at the Patent I'm attaching below that uses trichoroetilene, chlor ...
7-2-2021 at 12:03
by: Chemi Pharma
Amateur route from R-OH to R-Cl
@Thors.lab, you can use also the TCCA/triphenyl phosphine route or use the cyanuric chloride/DMF rou ...
27-10-2020 at 14:26
by: Chemi Pharma
Organic Nitrites?
Preparation of sodium azide from n-butyl nitrite and hydrazine hydrate

Forty to forty-three grams ...
10-10-2020 at 23:50
by: Chemi Pharma
Reduction of helional to its amine
Do you know about a study by Samuel Chill and Robert Mebane telling about one pot conversion of alde ...
7-10-2020 at 11:49
by: Chemi Pharma
Reduction of helional to its amine
Do something useful with your Helional man! Change it into MDA doing a Beckman and Hoffman rearrange ...
7-10-2020 at 03:24
by: Chemi Pharma
Blanc chloromethylation employing iodine
[rquote=644503&tid=156134&author=stoichiometric_steve]off topic to our Brazilian Krawallscha ...
13-9-2020 at 03:32
by: Chemi Pharma
Blanc chloromethylation employing iodine
[rquote=644374&tid=156134&author=karlosĀ³][rquote=644358&tid=156134&author=ArbuzToWo ...
9-9-2020 at 04:20
by: Chemi Pharma
Blanc chloromethylation employing iodine
And to complete my reasoning and do what I always do which is to contribute to the forum with papers ...
8-9-2020 at 06:04
by: Chemi Pharma
Blanc chloromethylation employing iodine
[rquote=644325&tid=156134&author=ArbuzToWoda]Let's come back to the topic. Atara has his rig ...
8-9-2020 at 05:41
by: Chemi Pharma
Separating flammable chemicals
[rquote=643161&tid=156033&author=beta4]Now that the topic is open, I'd be curious to hear ho ...
16-8-2020 at 05:03
by: Chemi Pharma
Recommendations for synthesis of medicines and other medical organic molecules.
I suggest you @fdnjj6 to take a look at The Drug Classroom Channel videos at You Tube (link here: ht ...
15-8-2020 at 13:46
by: Chemi Pharma
Copper bromide from copper sulphate
[rquote=643023&tid=156021&author=outer_limits]It seems that it failed and I get a complex in ...
14-8-2020 at 02:29
by: Chemi Pharma
reduction with HI without phosphorous
[rquote=642534&tid=155963&author=goldberg]Purerly theoretical question: i have read about me ...
8-8-2020 at 11:48
by: Chemi Pharma
Hydroxychloroquine, could an amateur make this stuff ?
[rquote=642382&tid=155899&author=macckone]Pyro_cat:

You came in with a political agenda, ...
6-8-2020 at 12:46
by: Chemi Pharma
Hydroxychloroquine, could an amateur make this stuff ?
Despite the contrary opinion of some members, I have already imported the USP grade inputs and made ...
31-7-2020 at 03:27
by: Chemi Pharma
Hydroxychloroquine, could an amateur make this stuff ?
@Eddie, thank you for your support.

By the way, the last document that I've attached is about the ...
30-7-2020 at 13:41
by: Chemi Pharma
Hydroxychloroquine, could an amateur make this stuff ?
I'm not a flat earther, but I think that there is a lot of misunderstanding around hydroxychloroquin ...
30-7-2020 at 13:10
by: Chemi Pharma
Problem using Chloroacetyl Chloride
@Organicsynth, I'm attaching the paper I've said to you by U2U.

Good luck;)
12-7-2020 at 14:32
by: Chemi Pharma
Extracting Ephedrine from Ma hung tea
[rquote=639281&tid=155652&author=arkoma]Benzaldehyde unfortunately is DEA List I, and with b ...
26-6-2020 at 22:55
by: Chemi Pharma
Extracting Ephedrine from Ma hung tea
Since the extraction of Ephedrine from Ma Huang usually gives very low yields, you'd better synthesi ...
26-6-2020 at 01:41
by: Chemi Pharma
Extracting Ephedrine from Ma hung tea
Here's one recipe attached.
You can find more by google;)
25-6-2020 at 12:18
by: Chemi Pharma
Synthesis of benzonitrile by P2O5 dehydration of benzamide - another perplexing failure
Here's a study with all the various recent know methods to dehydrate amides into nitriles.
5-6-2020 at 10:39
by: Chemi Pharma
[Next Page]

  Go To Top