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Funky EIMS spectra -- help me interpret?
[rquote=656057&tid=157133&author=Metacelsus]Wow, those spectra claim to be older than I am!
...
8-3-2021 at 15:30
by: thors.lab
Funky EIMS spectra -- help me interpret?
Hi,

This is for a lab assignment for university. We ran 1H-NMR, 13C-NMR, and EIMS on what is susp ...
8-3-2021 at 02:30
by: thors.lab
OTC Amine protection?
[rquote=655110&tid=157058&author=Boffis]Are you trying to make lysinamide as an intermediate ...
16-2-2021 at 07:59
by: thors.lab
OTC Amine protection?
[rquote=655098&tid=157058&author=karlosĀ³][rquote=655097&tid=157058&author=thors.lab ...
16-2-2021 at 00:24
by: thors.lab
OTC Amine protection?
[rquote=655095&tid=157058&author=EverythingAl2O3]Are trying to protect a primary or secondar ...
15-2-2021 at 18:54
by: thors.lab
OTC Amine protection?
Hi,

I'm looking for a way to protect an amino acid's amine from forming an amide. Unfortunately t ...
15-2-2021 at 15:38
by: thors.lab
Safe storage of DCM
Hi,

I just worked with DCM for the first time and realized, quite to my surprise, that DCM has [i ...
27-1-2021 at 13:18
by: thors.lab
Can't get water aspirator pump working
Hi,

So I've been looking into solutions for doing vacuum distillations, vacuum filtrations, dryin ...
25-12-2020 at 22:21
by: thors.lab
Methaqualone
Excellent synthesis. The fact that this is all mostly OTC makes me question why street methaqualone ...
21-12-2020 at 17:08
by: thors.lab
Domestic (USA) sodium borohydride or lithium aluminum hydride?
[rquote=651787&tid=156778&author=JJay]Sodium borohydride is sometimes freely available in bu ...
21-12-2020 at 16:16
by: thors.lab
Domestic (USA) sodium borohydride or lithium aluminum hydride?
[rquote=651772&tid=156778&author=monolithic]Try www.chemsavers.com but you will probably pay ...
21-12-2020 at 12:35
by: thors.lab
Domestic (USA) sodium borohydride or lithium aluminum hydride?
Hi,

They sell NaBH4 on Amazon but it's fairly pricey. Not sure if this is the "standard" price -- ...
21-12-2020 at 04:30
by: thors.lab
GL45 Caps?
[rquote=651140&tid=156729&author=Sulaiman]Whenever I use a syringe or pipette to transfer vo ...
14-12-2020 at 16:03
by: thors.lab
GL45 Caps?
[rquote=651156&tid=156729&author=Dr.Bob]I have some white LF45 caps that are teflon lined, b ...
14-12-2020 at 16:00
by: thors.lab
GL45 Caps?
This is driving me crazy! I have two or three GL45 threaded bottles without caps. Online I can only ...
11-12-2020 at 21:51
by: thors.lab
Questions about carbonyl alpha carbon alkylation with LDA
[rquote=650499&tid=156671&author=Boffis]LDA? Reference?[/rquote]

Lithium diisopropylamide ...
5-12-2020 at 01:29
by: thors.lab
Questions about carbonyl alpha carbon alkylation with LDA
Hi,

I'm building up a wiki of useful reactions and writing SMARTS strings for all of these reacti ...
3-12-2020 at 19:55
by: thors.lab
Sodium benzoate -> Ferric benzoate (and similar rxns)
Hi,

I heard that using ferric salts can significantly improve yield in ketonic decarboxylation of ...
10-11-2020 at 12:20
by: thors.lab
Straight-chain acyl chlorides from TCCA and aldehyde
Disappointing but interesting, thanks.
10-11-2020 at 00:45
by: thors.lab
Straight-chain acyl chlorides from TCCA and aldehyde
Hi,

I heard from the grapevine that straight chain acyl chlorides like propionyl chloride can be ...
9-11-2020 at 09:29
by: thors.lab
Amateur route from R-OH to R-Cl
[rquote=647468&tid=156401&author=Steam]Depending on what exactly you were working with you ( ...
27-10-2020 at 11:08
by: thors.lab
Amateur route from R-OH to R-Cl
[rquote=647452&tid=156401&author=teodor]HCl + ZnCl2 + reflux + good mixing also works for s ...
27-10-2020 at 11:05
by: thors.lab
Amateur route from R-OH to R-Cl
[rquote=647451&tid=156401&author=Tsjerk]Or benzyl alcohol, which is also easily converted wi ...
27-10-2020 at 08:50
by: thors.lab
Amateur route from R-OH to R-Cl
[rquote=647450&tid=156401&author=DraconicAcid]Depends on the R group. A tertiary alcohol ca ...
27-10-2020 at 08:47
by: thors.lab
Amateur route from R-OH to R-Cl
As far as I know this reaction can be done with thionyl chloride or phosphorous trichloride, both of ...
27-10-2020 at 07:22
by: thors.lab
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