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    was a disgrace. its gotta get moderated won i reckon if we are all finding it hard

    btw that organic 4 marker about how to do the 2 step thing

    please tell me u did friedel craft to the benzene with ethanoyl chloride and then reduce that ketone to the 2ndary alcohol

    PLEASE TELL ME thats right
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    YES!!!
    I did that for the Organic!!
    Thank god I wasnt the only one!!!
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    get IN!
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    Is the one about 2-hyrdoxyproponoic acid on the OCR board?
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    That paper five was absolutely horrible. I had to completely leave out the graph question on the rate constant and the question about fractional distillation. Felt like crying. I had plenty of time but nothing to write.

    Paper 4 I thought was ok and thats normally my weaker one...
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    (Original post by ravs)
    was a disgrace. its gotta get moderated won i reckon if we are all finding it hard

    btw that organic 4 marker about how to do the 2 step thing

    please tell me u did friedel craft to the benzene with ethanoyl chloride and then reduce that ketone to the 2ndary alcohol

    PLEASE TELL ME thats right
    That is right. I spent ages on that question but to no avail.

    I was kicking myeslf after the exam when I was told how to do it.
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    it took me so fecing long to do taht 4 marker

    im really pleased as 4 marks i think is quite a bit
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    hmmm cant u also do 2-chloromethane... and then u react it with KOH (aq)?
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    no i dont think u can cos u would end up with an alkyl chain off the benzene and u cannot turn that into anything, certainly not an alcohol i dont think

    plz correct me if im wrong
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    hmmm i dunno
    i thought haloalkane plus KOH in aq soln and heat uner reflux made an alcohol?

    wat did u do as the second step after the friedal crafts bit?

    oh y am i discussin it?! lol
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    yeh but u dont get a a haloalkane, if u react haloalkane with benzene the halogen comes off and the alkyl chain goes on it
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    (Original post by ravs)
    yeh but u dont get a a haloalkane, if u react haloalkane with benzene the halogen comes off and the alkyl chain goes on it
    yeah i no i said 2 chloro- so one leaves and the other stays?
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    i think that the friedal craft method was the only way, i cant see another route
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    (Original post by ravs)
    was a disgrace. its gotta get moderated won i reckon if we are all finding it hard

    btw that organic 4 marker about how to do the 2 step thing

    please tell me u did friedel craft to the benzene with ethanoyl chloride and then reduce that ketone to the 2ndary alcohol

    PLEASE TELL ME thats right
    Thats what i did...... and im also hopin its right.........
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    (Original post by ravs)
    was a disgrace. its gotta get moderated won i reckon if we are all finding it hard

    btw that organic 4 marker about how to do the 2 step thing

    please tell me u did friedel craft to the benzene with ethanoyl chloride and then reduce that ketone to the 2ndary alcohol

    PLEASE TELL ME thats right

    yeeeeey!! thats exactly what i did!!!
    im so happy about that!
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    I put ethanoyl chloride with an AlCl3 catalyst under dry conditions,
    then LiAlH4, also under dry conditions.
    fingers crossed...
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    i think the lialh4 has to be in dry ether
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    (Original post by celia)
    I put ethanoyl chloride with an AlCl3 catalyst under dry conditions,
    then LiAlH4, also under dry conditions.
    fingers crossed...
    did the same....... probably right......
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    That paper was an uber *****! I needed a C(to get an A) any ideas what the % I'd need for that? I hope UMS helps me out this time!!
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    lol so yeah i got that one rong
 
 
 

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