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Laboratory Tips Safety proceedures, test reagents, drilling rubber stoppers, bending glass tubes, etc. Contributed to by chemists.

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 #1 
Old 2003-08-18, 22:55
kirby kirby is offline
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Default wicked,,gogo

a friend dropped in last night with a few questions i couldnt answer,,can you guys help him----he has access to ephedrine hydrochloride tablets bp 30mg (there about the size of this > O )(perhaps just a bit bigger)they come in bottles of 100 and are manufactured by sigma----there is not an ingredients list on the bottle---i was thinking of advising him to crush then acetone wash,,followed by an A/B and then straight to reduction---any ideas on cleaning these pills????,,,,,he also asks is there much difference between ephedrine hydrochloride and psuedoephedrine hydrochloride in the end result,,,as in is one better than the other or do they both make the same quality gear
 #2 
Old 2003-08-18, 23:36
MÆE MÆE is offline
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Default Re: wicked,,gogo

Whats the mdl # check with him

MDL number: MFCD00058088, 345-78-8
 #3 
Old 2003-08-18, 23:49
kirby kirby is offline
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Default Re: wicked,,gogo

not much i can say really---theyve scraped off the label holding batch number and so forth--there are numbers but they seem aligned to the expiry date

31195

FEB/2006
 #4 
Old 2003-08-18, 23:56
MÆE MÆE is offline
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Default Re: wicked,,gogo

31195 comes up as i could be wrong though so take it for what its worth.

_______________________________________________

Desyl chloride

techn., w-Chloro-w-phenylacetophenone

2-Chloro-2-phenylacetophenone

MDL number: MFCD00000858, 447-31-4

techn., ³90% (AT)
 #5 
Old 2003-08-19, 00:00
kirby kirby is offline
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Default Re: wicked,,gogo

what are you telling me---that its not ephedrine or that desyl chloride and the phenylacetophenone are the pill mass/binders
 #6 
Old 2003-08-19, 00:03
kirby kirby is offline
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Default Re: wicked,,gogo

any ideas on what tech; 90%(AT) means????
 #7 
Old 2003-08-19, 00:12
Chef-wallah Chef-wallah is offline
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Default Re: wicked,,gogo

I can't help you on the first part of your question but I think I may be able to help on the second part. In my days I have used both pseudo and ephedrine in the anne method and didn't have much of a differance. The ephedrine seems to be a little cleaner every time with less poop when finished, but as far as yeild or quality, if there was a differance I couldn't tell. Hope that helps. By the way, the advice you gave the other night was right on the money, Thanks!
 #8 
Old 2003-08-19, 00:21
kirby kirby is offline
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Default Re: wicked,,gogo

my pleasure chef,,glad to be of help
 #9 
Old 2003-08-19, 00:22
MÆE MÆE is offline
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Default Re: wicked,,gogo

90%(AT) means "purity" or quality ?

any ways kirb didnt put that on there to get you thinking but that number 31195 is not just a number its a product number or case #

thats what came up and those ephedrine pills are quite new due to the fact of the expiation

date on them.
 #10 
Old 2003-08-19, 02:31
kirby kirby is offline
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Default Re: wicked,,gogo

ok, so there 90% pure ephedrine with only 10% fillers and binders????
 #11 
Old 2003-08-19, 02:34
MÆE MÆE is offline
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Default Re: wicked,,gogo

well i would amagine you could not have 90% binders and such and 10%ephedrine.

my turn to laught LOL (kidding)
 #12 
Old 2003-08-19, 02:36
kirby kirby is offline
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Default Re: wicked,,gogo

yeah yeah ok
 #13 
Old 2003-08-19, 02:44
kirby kirby is offline
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Default Re: wicked,,gogo

will a cold acetone wash and an A/B get out the phenylacetophenones??? whatever the hell they are
 #14 
Old 2003-08-19, 03:05
MÆE MÆE is offline
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Default Re: wicked,,gogo

I have your answers kirb.

just for you my man and they are as follows

_______________________________________________

*SOLUBILITIES:

WATER : <0.1 mg/mL @ 18 C (RAD)

DMSO : 50-100 mg/mL @ 20.5 C (RAD)

95% ETHANOL : <1 mg/mL @ 20.5 C (RAD)

METHANOL : Not available

ACETONE : 10-50 mg/mL @ 20.5 C (RAD)

TOLUENE : Not available

OTHER SOLVENTS:

Ether: Slightly soluble [031,062]

Pyridine: Soluble in 5 parts [031,205]

Chloroform: >10% [047]

let me know if it helps?
 #15 
Old 2003-08-19, 03:08
kirby kirby is offline
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Default Re: wicked,,gogo

im presuming those stats were for the phenones---which means yes, acetone will remove it--?????????
 #16 
Old 2003-08-19, 03:09
MÆE MÆE is offline
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Default Re: wicked,,gogo

Additional info for yeah.

This compound is used in organic synthesis. It is used as an interme-

diate, photopolymerization catalyst and ingredient of inhalants. It is used

internally as an expectorant and topically in various preparations as an

antiseptic and protective agent. It is a common ingredient in vaporizer fluids

marketed for inhalation.
 #17 
Old 2003-08-19, 03:10
MÆE MÆE is offline
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Default Re: wicked,,gogo

thats what it says
 #18 
Old 2003-08-19, 12:15
kirby kirby is offline
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Default Re: wicked,,gogo

yes it does help--actually its exactly what i was looking for--thank you very much
 
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