Not logged in [
Login
]
Search
FAQ
Member List
Today's Posts
Stats
Back to:
Sciencemadness Discussion Board
» Search
Select A Forum
Fundamentals
» Chemistry in General
» Organic Chemistry
» Beginnings
» Responsible Practices
» Miscellaneous
Engineering and Equipment
» Reagents and Apparatus Acquisition
» Electronics
» Process Engineering
» Materials and Metallurgy
Special Topics
» Analytical Chemistry
» Electrochemistry
» Energetic Materials
» Biochemistry
» Radiochemistry
» Computational Models and Techniques
Literature and Documentation
» Sciencemadness Wiki
» Prepublication
Non-science
» Forum Matters
» Legal and Societal Issues
Search
[Next Page]
Moonshiners' 'Thumpers': Myth or Reality?
[rquote=396406&tid=61566&author=blogfast25][rquote=396285&tid=61566&author=DJF90] I ...
10-3-2015 at 10:38
by: DJF90
Synthesis of an omega-nitrostyrene
[rquote=396283&tid=61752&author=CuReUS][rquote=396184&tid=61752&author=DiceTumbler ...
9-3-2015 at 08:54
by: DJF90
Moonshiners' 'Thumpers': Myth or Reality?
[rquote=396276&tid=61566&author=blogfast25]
Imagine a pot of pure EtOH at BP. Now we lead ...
9-3-2015 at 08:37
by: DJF90
Easily preparable organometallics and their properties.
Thats not an organometallic compound, but rather a complex between a ligand and a metal.
5-3-2015 at 09:32
by: DJF90
Red P to Black P?
Isn't there a prep in Brauer using mercury?
3-3-2015 at 04:11
by: DJF90
Formylation of para-methoxyphenol: failure due to diformylation
[rquote=395292&tid=19464&author=lullu][rquote=395288&tid=19464&author=DJF90]
I'm n ...
3-3-2015 at 03:57
by: DJF90
Formylation of para-methoxyphenol: failure due to diformylation
[rquote=395275&tid=19464&author=lullu][rquote=395267&tid=19464&author=DJF90]
That ...
3-3-2015 at 03:07
by: DJF90
Formylation of para-methoxyphenol: failure due to diformylation
That worked much better, well done. What eluent are you using for that separation?
You've confirm ...
3-3-2015 at 00:26
by: DJF90
Formylation of para-methoxyphenol: failure due to diformylation
I'll check back monday then. Feel free to send a U2U if you need help with anything else.
27-2-2015 at 11:53
by: DJF90
Formylation of para-methoxyphenol: failure due to diformylation
Heres what I would do:
1) Your sample looks to be too concentrated, hence the large amount of str ...
27-2-2015 at 09:57
by: DJF90
Formylation of para-methoxyphenol: failure due to diformylation
I'm guessing you're new to TLC. What ratios of solvents did you use?
Why add ammonia? Thats real ...
27-2-2015 at 09:29
by: DJF90
Formylation of para-methoxyphenol: failure due to diformylation
Wikipedia gives the melting point as 50 *C. I suspect you're having trouble because your product is ...
27-2-2015 at 05:14
by: DJF90
Best type of magnet for a stirrer/hotplate?!
You've got a north and a south pole facing the stirbar, right?
27-2-2015 at 00:23
by: DJF90
Benzyl alcohol --> Benzyl Chloride
You can just shake benzyl alcohol with conc. HCl.
26-2-2015 at 00:00
by: DJF90
4-methoxyphenol syn using hydroquinone methyl iodide
It seems like a potentially easy way to bypass the vacuum distillation. Toluene has been mentioned t ...
24-2-2015 at 23:59
by: DJF90
cyclohexanone
[rquote=394375&tid=9381&author=Darkstar][rquote=394362&tid=9381&author=DJF90]
Sorry ...
24-2-2015 at 09:05
by: DJF90
cyclohexanone
[rquote=394353&tid=9381&author=Darkstar][rquote=394348&tid=9381&author=DJF90]
Treat ...
24-2-2015 at 08:01
by: DJF90
cyclohexanone
[rquote=394298&tid=9381&author=Darkstar]Since we're on the topic of over-the-counter chemist ...
24-2-2015 at 06:48
by: DJF90
Doubts about H2O2 reduction potential
Its just an acid/base dependant redox reaction:
In acid:
Cr2O7 2- + 14H+ + 6e- => 2Cr 3+ + 7 ...
24-2-2015 at 06:40
by: DJF90
Doubts about H2O2 reduction potential
Chlorine should be generated from the Cl- and acidified peroxide; the Ecell for this is +0.40 V (cf. ...
24-2-2015 at 04:44
by: DJF90
Thermocouples
[rquote=393497&tid=61610&author=Praxichys]I take short sections of 6mm glass tubing and clos ...
20-2-2015 at 09:33
by: DJF90
Standardisation from scratch?
The analytical dept at a company I used to work at used Tris for ALL acid standardisations. If it is ...
20-2-2015 at 06:16
by: DJF90
Standardisation from scratch?
Every volumetric solution should be made using a primary standard, or standardised using one. Azeotr ...
20-2-2015 at 05:45
by: DJF90
Moonshiners' 'Thumpers': Myth or Reality?
No, he means [i]n[/i]-amyl alcohol, aka 1-pentanol/pentan-1-ol.
20-2-2015 at 01:52
by: DJF90
1-(2-Thienyl)acetone?
CuReUS, do us all a favour and get a decent structure drawing software. The free one of choice used ...
19-2-2015 at 04:15
by: DJF90
[Next Page]
Sciencemadness Discussion Board
» Search
Select A Forum
Fundamentals
» Chemistry in General
» Organic Chemistry
» Beginnings
» Responsible Practices
» Miscellaneous
Engineering and Equipment
» Reagents and Apparatus Acquisition
» Electronics
» Process Engineering
» Materials and Metallurgy
Special Topics
» Analytical Chemistry
» Electrochemistry
» Energetic Materials
» Biochemistry
» Radiochemistry
» Computational Models and Techniques
Literature and Documentation
» Sciencemadness Wiki
» Prepublication
Non-science
» Forum Matters
» Legal and Societal Issues