Organic Chemistry
All chemistry involving organic compounds (those with C-H bonds).
1667 topics in this forum
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I have this assignment, and from this chemical equation, CaCO3 + 2 CH3CO2H ----> CO2 gas + H2O + Ca + 2 CH3CO2 I have to name the products and I don't know what CH3CO2 is! Can you please help? THANKS!
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- 12 replies
- 92.1k views
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What are electron withdrawing and electron donating groups? What makes a good donating/withdrawing group?
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- 3 replies
- 81.8k views
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Good cinnamaldehyde: Great smell. I put some cinnamon bark in water and boiled it to fill the house with wonderful vapors of this aromatic aldehyde the other day. My mother, for once, did not object. vanillin: People look at me strange when I sniff vanilla extract. dilute ozone: Our hot tub has a corona discharge ozonator. I get a whiff of the gas every time I open the lid. dilute chloroform: Working with this is pleasant. However, it becomes nasty as your nose approaches the container in which it is in. ethanol: I always sniff my glass of wine before I drink it. Lovely smell. toluene: This is pleasant to work with, eg when marking somethi…
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- 163 replies
- 66.6k views
- 1 follower
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i have got these bond energies: Butanol 5580 (total) Water 928 Carbon Dioxide 1210 oxygen 498.3 When i work out the total bond energies on both sides, it shows me that the complete combustion of Butanol is ENDOTHERMIC!!!! Whats wrong with my calculation C4H9OH + 6O2 ----------> 4CO2 + 5H2O 14149.8 11080 See?
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- 46 replies
- 64.6k views
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I'm sorry if this should go in the inorganic forum, but petroleum ether sounds like an organic compound to me. Anyway, this may sound like an odd question, but can one get petroleum ether from a local commercial outlet, or is there a lot of restriction to obtaining it? I live in Canada, BTW.
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- 21 replies
- 53.8k views
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Hi there. I'm having SO much trouble trying to figure out the reasoning to this answer. I'm given this molecule (with some hydrogens I labeled A, B, C, D, and E): I need to rank the hydrogens in order of increasing acidity. I know the answer is DACEB, but I'm a little confused as to why. My textbook tells me that the most important contributing factor is what atom the hydrogen is bonded to (with the most acidic lying to the right of a period and down a group). This would, undoubtedly, make hydrogen E the most acidic since it's bonded to oxygen while the others are bonded to carbon, but this isn't the case. It must be due to the resonance stabilization that the doub…
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- 3 replies
- 40.8k views
- 1 follower
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how many grams per L in 0.1M EDTA solution? i have forgotten most my organic chemistry stuff -.-" im a bit rusty.. coudl someone show me the formula and how to work it out step by step please? thank you in advance
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- 5 replies
- 40.6k views
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Could someone explain me why glycine isn't soluble in organic solvents. My prof said this today !! If you take some pure glycine in water it should be a zwitterion, so there would be positive and negative charges. That means it would be very soluble in water. Secondly, the R-group in glycine is -H, not very apolar ! But organic solvents can be polar (methanol, ethanol, ...) and apolar (heptane, ...) !! So, it would be soluble in methanol and ethanol, but not in heptane. Then, why does he says it's NOT soluble at all in organic solvents, included methanol and ethanol ???
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- 15 replies
- 38.9k views
- 1 follower
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I've been reading about toluene, and I understand the distinction between dry and wet toluene. However, I was wondering how much water toluene actually absorbs, and if it is really important to have dry toluene for general chemistry. If it is absolutely critical what is the easiest way to dry toluene?
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- 6 replies
- 38.6k views
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HEY, what is the name for H3C? is it negatively charged methane?
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- 5 replies
- 37.9k views
- 1 follower
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I've been doing research on Aspirin(Acetylsalicylic Acid). One thing I need to know is about it's solubility in water. I know that Acetylsalicylic acid isn't very soluble in water. I've tried researching on the net and so far i haven't really got it, but I think i'm onto something. Basically I think that Acetylsalicylic Acid isn't very soluble in water because of it's polarity. Water is a polar molecule, and I think Acetylsalicylic Acid isn't. That's all i got so far...:S...so if anyone could help understand it more like how is Acetylsalicylic Acid a non polar molecule?...please do. I really don't think that two line explanation is worth anything. And what would be a good…
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- 20 replies
- 36.6k views
- 2 followers
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First off, hey everyone, this is my first post on these forums. Im just a curious college student who's majoring in bio. But that's not important, what I want to know is what can possibly happen between 4 tablespoons of 80 proof vodka and 2 tablespoons of powdered cinnamon, stirred up, and left to sit at room temperature for, oh say, one whole year? Yep, a loooong time ago I saw a mythbusters episode where they were debating what mouthwashes work best, and they did a cinnamon and vodka mix that stood for, IIRC 4 weeks, (it came out still liquid and tinted very red), and that for some reason made me want to try it. So I took some vodka and some cinnamon and put it in a…
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- 18 replies
- 36.1k views
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Hi. I'm doing this projekt with a friend in school, we whant to make Paracetamol, the problem however is that we can't find a recipe were we start with Phenol. In other words we whant to make this synthesis: If anyone know were to get or have a recipe on this plz post it - Sir Joe
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- 8 replies
- 35k views
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How hard would it be to make your own IR-FT spectrometer? (Thats an Infrared Fourier Transform spectrometer -- used for ID'ing organic ompounds.) I checked around and even used ones are several thousand dollars. It seems possible that one could make one, the hardest part would be the interferometer I think: would nee to have two mirrors one moveable and the other precisely adjustable. The light source would be easy (but does an interferometer work with a non-coherent light source?). And the IR detector you would have to buy. The FT is easily done in software. Does any body have experience these things and know why one would be hard to build?
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- 13 replies
- 33.3k views
- 2 followers
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Out of interest, are there any simple reagents or methods that can be applied in order lengthen carbon chains (given the proper functional groups, and so forth)? I say this, in the sense of, "Magically adding carbons." For example: [ce] CH3CH2CH2OH ->[delta{{X}}] CH3CH2CH2CH2OH [/ce] or, in a similar fashion, is there a means to bring this process to work in reverse, subtracting carbons? [ce] CH3CH2CH2CH2CH2OH ->[delta{{X}}] CH3CH2CH2CH2OH [/ce]
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- 13 replies
- 33.3k views
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The benzoic acid is prepared by alkaline hydrolysis of benzamide I would like to ask why the shape of benzoic acid obtained is Needle-like and why there is yellow ppt. after boiling benzamide with NaOH for about 15 minutes? Thanks
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- 3 replies
- 29.7k views
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Let me say that I have no wish to go boom. I have (and recommend) a healthy respect for explosive gasses. Reading the Darwin Awards is fine, I have no intention of qualifying for one. I asked this question on another forum and got nowhere because "someone stupid might do something bad" if it was discussed. There are 60,000 biogas cookstoves used in Nepal everyday and I don't see why the technology can't be used intelligently here. That said, I'm interested in small-medium scale biogas production for electricity production (~1-3 KW) for a remote greenhouse. The issue is that the gas is produced continuously so I can either find a generator that will use it at nea…
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- 31 replies
- 29k views
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Why are humans made of carbon? What else might they be made of? This is a Cambridge University question.... that I have no idea about. Does anyone know?
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- 24 replies
- 27.9k views
- 1 follower
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So for the first reaction, I'm assuming that methylcyclohexane with Br2 (and light) will form 1-bromo-1-methylcyclohexane (because there's a tertiary hydrogen). Taking that through the 2nd rxn with yeild 1-ethoxide-1-bromocyclohexane (ethoxide=strong base in protic solvent) Hopefully I am right, i have no way to check the answer. I tried to search but could not find an answer and want to know if my logic is flawed or not. Also, is there going to be an E1 (minor) rxn after adding sodium ethoxide? or not? I appreciate anyones help.
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- 1 reply
- 27.7k views
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How do the conditions for nitration of methyl benzoate differ from those for the nitration of benzene? what is the mechanism nitration of methyl benzoate to form methyl 3-nitrobenzoate? Thanks.
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- 8 replies
- 27.2k views
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Can some one help me out by giving me a balanced equation for the Nitration of Methyl Benzoate???
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- 4 replies
- 25.9k views
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I'm new to organic chemistry, so bear with me here... Say you had a halogenated organic compound; how would you replace the halogen with hydrogen?
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- 19 replies
- 25.4k views
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If you could just take all the energy from an average human being, would you be able to power a 40 watt lightbulb with it? If so, for how long? Can anybody give me a good idea of the comparable amount of energy in a human being?
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- 8 replies
- 25k views
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So my stupid neighbor spilled a whole bottle of motor oil on our drive in and i can't remove it with water and a tooth brush. Any chemical that will remove this nasty stain easily. Help
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- 21 replies
- 25k views
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in the reaction of 2-naphthol (structure looks like benzene + phenol)... + HCl(aq), does the OH group of 2-naphtol undergo a subsitution reaction? So.. C10H7OH(s) + HCl(aq) -> C10H7Cl(s) + H2O? Because this was a solubility test, 2-naphthol(brown looking) didn't dissolve in HCl. A cloudy solution (also brown looking) was formed. Is this a precipitate(which i'm guessing is C10H7Cl) or is it just 2-naphtol that didn't undergo the subsitution reaction?
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- 5 replies
- 24.9k views
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