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Rotary cane vacuum basics: use CaCl2 drying tube instead of cold trap
Hey all
I’ve recently purchased a rotary vane pump for vacuum distillation of high boiling liquid ...
9-8-2020 at 00:19
by: Opylation
Color chemistry alcohol -- Eugenol, purple, and the "strength" of the carbon bond.
You’ve never had an issue with using ethyl acetate for liquid-liquid extractions? I tried using it ...
23-7-2020 at 09:20
by: Opylation
CS2 preparation via 1,3,5-trithiane and S2Cl2 per translated German paper
Yeah, definitely! I was worried about it at first but the difference in b.p. compared to CS2 is abou ...
23-7-2020 at 03:23
by: Opylation
CS2 preparation via 1,3,5-trithiane and S2Cl2 per translated German paper
I don’t know if anybody noticed, but the bis(chloromethyl) sulfide co-product can be reacted with ...
22-7-2020 at 16:48
by: Opylation
CS2 preparation via 1,3,5-trithiane and S2Cl2 per translated German paper
Hello all. I’ve decided to do some research on carbon disulfide preparations and there have been s ...
21-7-2020 at 21:01
by: Opylation
ZnCl2 + Al -> AlCl3 troubles... again
For anybody who’s curious or may be searching for a solution to the AlCl3 synthesis I believe I ha ...
11-7-2020 at 14:27
by: Opylation
ZnCl2 + Al -> AlCl3 troubles... again
I’m wondering if the ZnCl2 I got isn’t of the best quality. I have made anhydrous CuCl2 for the ...
9-7-2020 at 22:47
by: Opylation
ZnCl2 + Al -> AlCl3 troubles... again
Hey all. I’m feeling pretty deflated after this last run trying to make aluminum chloride. The fir ...
9-7-2020 at 21:20
by: Opylation
Anhydrous Aluminum Chloride prepration
I’ve been curious as to if loss of the alcl3 can be mitigated using anhydrous ethanol or methanol. ...
29-6-2020 at 20:44
by: Opylation
ZnCl2 + Al -> AlCl3
I love the story haha one of those “oh shit” moments. But I am not speaking of an AlCl3 solution ...
22-6-2020 at 02:20
by: Opylation
ZnCl2 + Al -> AlCl3
So I’m posting this right after I attempted a synth of AlCl3 that I was a little less than prepare ...
22-6-2020 at 00:36
by: Opylation
Diaphragm pump + aspirator no B.P. change?
Alright, I got my new pump in the mail and I soldered things up and put it together. One thing I not ...
15-6-2020 at 14:02
by: Opylation
Diaphragm pump + aspirator no B.P. change?
My first pump was $10 from China so I think they gave me a fake pump or switched the tags. The word ...
6-6-2020 at 05:08
by: Opylation
Diaphragm pump + aspirator no B.P. change?
I finally splurged for a better pump. 130 psi 70w very similar design. So either things will look up ...
5-6-2020 at 21:10
by: Opylation
Diaphragm pump + aspirator no B.P. change?
Okay, I was just curious if my pump came damaged or something. Well, I did a test and if the flow is ...
5-6-2020 at 13:41
by: Opylation
Diaphragm pump + aspirator no B.P. change?
Are diaphragm pumps supposed to be loud? It’s been running at 65-70dB since I got it. I was lookin ...
4-6-2020 at 22:53
by: Opylation
Diaphragm pump + aspirator no B.P. change?
Could it be my aspirator? Because now that I think about it I see people connect aspirators to fauce ...
4-6-2020 at 19:48
by: Opylation
Diaphragm pump + aspirator no B.P. change?
I’m thinking about maybe trying to get a different motor for it. Cause the pump works, it’s just ...
4-6-2020 at 14:56
by: Opylation
Diaphragm pump + aspirator no B.P. change?
Now that I’m looking closer at my pump I think the whole thing is a fraudulent one. On the front f ...
3-6-2020 at 22:16
by: Opylation
Diaphragm pump + aspirator no B.P. change?
So I tried that. I put the suction end on the top of my tongue... barely pulled anything. I felt it ...
3-6-2020 at 21:37
by: Opylation
Diaphragm pump + aspirator no B.P. change?
The thing is I had ice in my vacuum water reservoir and it still wasn’t showing me any change on b ...
3-6-2020 at 14:28
by: Opylation
Diaphragm pump + aspirator no B.P. change?
Normally the output is submerged below the water line so I can keep track of when the system has pul ...
3-6-2020 at 14:06
by: Opylation
Diaphragm pump + aspirator no B.P. change?
Yeah sure thing. The water is emptied hour of the aspirator system right now because it’s not in u ...
3-6-2020 at 13:25
by: Opylation
Diaphragm pump + aspirator no B.P. change?
Apparently. I guess it’s only pulling ~100mmHg under ambient pressure which is, as I said disappoi ...
3-6-2020 at 12:35
by: Opylation
Diaphragm pump + aspirator no B.P. change?
I’m running the system without vacuum right now and the thermometer is running at 105C so it is a ...
3-6-2020 at 12:27
by: Opylation
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