Recently Active Organic Chemistry Questions

The total no. of optical isomers of the following compound are- *Image* Can somebody mark the chiral atoms plz? I got them as 5. If we go for the formula for no. of optical isomers, they will be way greater than 9...... P.S.: ...

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What is d answer do d following? How many moles of acetyl chloride are used per mole of sucrose for esterification? ...

1. Why are alkynes less reactive towards electrophilic reagents like H+ than alkenes??? 2. How to prepare benzene from lime? 3. What is chloral? 4.When gas A is passed through dry KOH at low temperature, a deep red coloured c ...

please help,, dis q was sent to me by a friend. i'm confused here--- *Image* thanks ans- 3>1~2>4 ...

what is the possible potential problems that could have reduced yield in chemical reaction? can you explain few reasons? ...

Following compound A spontaneously changes into http://img846.imageshack.us/i/51646289.png/ ONE OR MORE THAN ONE OPTIONS MAY BE CORRECT. ...

http://img823.imageshack.us/i/32895350.png/ The correct order is: (A) x>y (B) x<y (C) x=y (D) can't predict i think its x<y coz i have read that electron withdrawing substituents in the diene such as CHO , CN , NO2 e ...

Welcome to the Great Organic Chemistry Challenge kiddos. Let's see what you got. Give it your best shot. You should know that I don't have the answers to any of these questions. Don't bank on me. Wake out of your slumber and ...

Please show the dehydration products: 1. *Image* ...

Which of the following resonating structures of 1-methoxy-1,3-butadiene is least stable?? http://img861.imageshack.us/i/14920168.png/ ...

Two doubts: Why does methylation of toluene in the presence of anh. AlCl3 give m-xyelene as opposed to p- or o- product? When 2 Bromo 1 Methyl cyclohexane is treated with CH3ONa in methanol solvent, does the reaction proceed ...

please help--solubility of amines C6H5NH2, EtNH2, [Et]2NH soure-cbse paper 2011 acc to me, it shud be 1<3<2 not sure though,,please help ...

plz help me which of the two is more basic.... (C6H5)2NH , CH3NH2 .....[CBSE 2011] ...

please help asap more acidic-- i]4 nitro benzoic acid,or ii] 3,5 dinitro benzoic acid? i need d reason ans ii>1 thanks ...

The total number of enolates that can be formed, when 2-Butanone is treated with a base is The answer is given 3 but I got only 2. Does the answer include the Cis trans isomer of one of the enolates? They form isomers and not ...

Can anyone plz help me out in finding the most stable enol form among a bunch of compounds..I dont have any e.g. in my mind right now but it wud be gr8 if you provided one..PLZ help... ...

the conditions for a good leaving group are given as 1. It should polarize the bond which connects it to the carbon so that the carbon has some positive charge, making it more reactive towards the nucleophile; i.e., it should ...

What is the difference between Protic and Aprotic ?? ...

What is the Nomenclature of this Compound ?? *Image* ...

How does the water accelerate the reaction rate in diels-alder reaction? can you guys explain detaily? ...

Find the product.......... HC≡CH→(CH3MgBr) A A→(CO2,H3O+)B B→(HgSO4+H2SO4)C C→(Ag2O) D FIND D ans.acetic acid ...

IT IS AN OXIDISING AGENT RYT??? WHT WILL HAPPEN IF P4O10 IS ADDED TO 1,3 PROPANDIOIC ACID OR TO 1-2 PROPANDIOIC ACID??? ...

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WHAT IS THE ORDER OF NUCLEOPHILIC ATTACK AMONG THE FOLLOWING.. 1. CYLOPROPYL KETONE 2. CYCLO BUTYL KETONE 3. CYLO PENTYL KETONE 4. CYLO HEXYL KETONE PLZ.. DO MENTION THE FACTOR ALSO.. ...

IT IS AN OXIDISING AGENT RYT??? WHT WILL HAPPEN IF P4O10 IS ADDED TO 1,3 PROPANDIOIC ACID OR TO 1-2 PROPANDIOIC ACID??? ...

point out the more stable enol... A) Ph-C(OH)=CH-COOEt B) CH3-C(OH)=CH-C≡N also give your reason!! :) thanks in advance! :D ...

what will be the product of the given reaction? phenol + P2S5 -> ? thought quite a lot about it..........but cant seem to figure it out!!! can anyone tell the proper mechanism as well , if possible?? ??? ...

*Image* my answer: 2-phenylcyclopent-1-ylmethanol given answer: 2-phenylcyclopent-3-ene-1-ylmethanol am i correct?? if not explain by which mechanism LiAlH4 reduces! :) thanks in advance! [1] ...

acetylene vs ethylene- which has higher reactivity towards electrophilic attack and why? ...