The purposeful execution of chemical reactions to obtain a desired product.

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Product of Reaction?

What would be 'A' in the reaction (see image)? Any help would be deeply appreciated. I know that Alc KOH does elimination but I was confused whether it would eliminate one bromine each from two ...
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58 views

Reaction at Alpha Carbon?

I'm having trouble with the products of these reactions below... I feel like I'm on the right track but don't know why it comes up wrong Figured out the aldehyde - but not the ester one!
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36 views

Is photosynthesis endothermic and exothermic at the same time? … somehow?

Photosynthesis is obviously an endothermic reaction, I mean, what would be the point otherwise, right? This is probably just sheer and utter stupidity on my behalf, but why does Wikipedia say the heat ...
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1answer
71 views

Would this recipe on stink bomb work?

I found this recipe on how to make a stink bomb: The recipe basically says to mix ammonia and match heads to create ammonium sulfide. However, I am skeptical, because It seems that match heads have ...
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2answers
123 views

Conversion of an amide to an imine

We haven't learned this in class yet, but after looking online, and through my textbook, I can't seem to find a definite answer. I am hopelessly and utterly lost.
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1answer
40 views

Cleavage of an amide under acidic conditions

I think I'm doing it correctly but perhaps I'm missing something? Do they both need to be protonated
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31 views

Single Displacement Reactions: A + AX =?

This seems like a stupid question, but how would I find the product of a single displacement reaction like the following? $$\ce{Pb + Pb(NO3)2 -> \ ?}$$ Normally, a single displacement reaction ...
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1answer
47 views

Make tin nitrate?

How can tin nitrate be synthesized? Mixing nitric acid and tin makes tin oxide (I did this in chemistry class) so how can tin nitrate be created?
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1answer
42 views

What aspects of a molecule's chemical makeup determine which portions of it will react?

Is there a specific way to know how two or more arbitrary molecules will react? An example that prompted this question: $\ce{(HOC6H4)2CMe2 + 2 NaOH → (NaOC6H4)2CMe2 + 2 H2O}$ (from here). How can ...
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2answers
116 views

How do I convert Benzoic Acid to m-nitro Benzyl alcohol using 2 steps?

The question asks to carry out the following conversion in not more than 2 steps: Benzoic acid to m-nitro benzyl alcohol I first used nitration (conc. $\ce{HNO3}$ /conc.$\ce{H2SO4}$) and then I'm ...
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1answer
55 views

How to make Sodium dichromate

I've been trying to make Sodium dichromate $\ce{Na2Cr2O7}$ by following these steps: Dissolve an inox spoon in $\ce{H2SO4}$ Filter the solution Dissolve the obtained sludge in $\ce{NaClO}$ Heat the ...
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47 views

Electrophilic Aromatic Substitution

I am having trouble understanding how this reaction works or how an electrophile is formed. I feel like the product should be something like $$\ce{C11H12O4}$$
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45 views

Do these compounds Na$_x$IrO$_2$ and NaOsO$_2$ exist?

Based on some physics background, I want to know whether have we synthesized these two materials: $\ce{Na_{x}IrO2}$ and $\ce{NaOsO2}$ in the lab, if so, what properties do they have? I will be very ...
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1answer
67 views

The weedkiller paraquat can be produced from methyl-pyridinium chloride using a cyanide catalyst: what is the mechanism?

Paraquat is 4,4'dipyridinium chloride. There are two common ways to synthesise it starting with pyridine. In one reaction that can be done on a large scale in water or liquid ammonia, ...
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2answers
179 views

Mercury assisted deprotection of dithiane

1,3 dithianes are used in umpolung reactions and can be deprotected by mercury containing compounds - but could anyone help explain what the exact mechanism is? Many texts seem to skim over this by ...
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1answer
115 views

Can I synthesize iron acetate like this?

The oxidation state of the iron doesn't matter too much; I am just trying to make an attractive red-brown ink. Here are some instructions I prescribed to a friend. Here's an approximately decent ...
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2answers
182 views

Alcohol Reaction Product prediction? [closed]

Please help me predict the products of this reactions.
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1answer
103 views

Free automatic organic synthesis Linux command line program

I'm trying to find a free automatic organic synthesis Linux command line program which take mol or smile files as input. I have random molecules and I'd like to know how difficult above a baseline ...
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1answer
116 views

Why was anhydrous magnesium carbonate “upsalite” discovered so late?

What complicated the synthesis of upsalite (anhydrous MgCO3), for it to be synthesized and published in 2013 as opposed to the 20th century, as one would expect for such a simple salt?
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1answer
90 views

How did the first amino acids appear on earth?

Is there a prove or a theory that the first amino acid synthesis was influenced by a change in heat, gravitation, radiation or something like that?
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1answer
57 views

preparation methods of nicotinoyl glycine

How can we prepare nicotinoyl glycine from nicotinic acid ?Is that possible by reaction between nicotinic acid and glycine?
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644 views

Potassium chlorate from potassium chloride and hydrogen peroxide

Why can't you make potassium chlorate using the chloride anion from the potassium chloride and having oxygen bond with it from hydrogen peroxide? Thank you very much!
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1answer
76 views

Is it possible to react two distinct carboxylic acids to form a dicarbonyl ester?

By a dicarbonyl ester I mean something like this: where R1 and R2 are alkyl substituents and the reacting carboxylic acids are:
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26 views

Is it practically viable to synthesise a salt composed of two different organic acids (as anions)?

In particular I'm curious as to whether a magnesium salt could be synthesised to contain one ionised molecule of folate and one ionised molecule of butyrate per magnesium cation.
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1answer
225 views

How can one test if a ruby is real?

My friend recently bought a ruby gem from a store and asked me how to test whether its an original one or a duplicate. Are there any ways to test it using only domestic materials?
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1answer
168 views

Is it safe to condense water into a liquid nitrogen trap?

I'm trying to remove water from an imidazolium salt (i.e. dry the salt). However I want to know if it is safe to remove the water under vacuum. Is it safe to condense water into a liquid nitrogen ...
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2answers
213 views

What is this brown liquid that I got when I boiled glycerol and water solution?

I boiled a solution of glycerol and water at about 160 degree Celsius and got a brown liquid much less in volume (boiled off the entire water I think; also not so sure about the accurate temperature). ...
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612 views

Electrolysis of molten Calcium Chloride: Identifying the product

I was trying to make Calcium metal by electrolyzing molten $CaCl_2$. I used a stainless steel spoon and a thick steel wire as electrodes. Then I attached them to a power supply. I placed some $CaCl_2$ ...
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1answer
145 views

Air recycling system(CO2-->O2) or (CO2-->fuel)?

I'm not a chemist but I'm working on an eco-friendly project that is supposed to recycle CO2 from the air and convert it to O2 or at least a usable fuel source ,the system can use the solar system as ...
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1answer
507 views

Where did the acac come from in Cr(acac)3 synthesis by CrCl3 reagent?

Those are the reactions: $$\ce{(H2N)2CO + 3 H2O -> CO2 + 2 NH4+ + 2OH-}$$ $$\ce{CH3COCH2COCH3 + OH- -> acac- + H2O}$$ $$\ce{CrCl3.6H2O -> Cr3+ + 3Cl- + 6H2O}$$ $$\ce{Cr3+ + 3acac- -> ...
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1answer
127 views

Can I synthesize salicylic acid from salycylaldehyde?

I have a homework set about synthesis. One of the questions is: You have a bottle of salycylaldehyde. And you want to make salicylic acid from salicylaldehyde. You can use all reagents and ...
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1answer
143 views

What is octanamide used for?

I read a paper about enzyme-catalysed synthesis of octanamide. What is octanamide used for?
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1answer
115 views

Effect of substituting oxygen with sulfur in durg molecules

What sort of changes in the properties of organic or drug molecule can be anticipated if you substitute some or all of the oxygen atoms with sulphur atoms, and vice versa. My interest in this ...
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1answer
125 views

How to transform a tertiary alcohol to a carboxyl?

I am trying to transform a lipid with a tertiary alcohol into a carboxylic acid. More specifically, I want to convert to diplopterol (see below) into something homologous to cholesteryl hemisuccinate ...
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166 views

Can iproniazid be prepared by reacting isoniazid with 2-chloropropane?

I'm asking as I fear that the 2-chloropropane might react with the pyridine ring to form k-isopropylpridine-4-carbohydrazidine where k=2,3,5. Or that no reaction will take place. Figure 1: ...
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2answers
493 views

How do you change the cis-trans isomerism of compounds?

I would like to know a general procedure for the synthesising cis isomers from their trans counterparts and vice versa.
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0answers
135 views

How, chemically, would you remove protruding phenyl groups?

How, chemically, would you remove protruding phenyl groups? I mean for instance in the molecule phenethylamine there's a phenyl group sticking out (or protruding) how would you go about removing this ...
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4answers
310 views

Is it possible to produce graphene out of air?

In theory you should be able to turn $\ce{CO2}$ to $\ce{CO}$ and then to $\ce{C}$ and connects all the C-atoms together to form graphene. That should be possible, because plants do something similar, ...
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40 views

What's an Effective Software For Writing Out Synthesis Steps? [duplicate]

What's an effective Software For Writing Out Synthesis Steps that Works on Linux?
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1answer
25 views

What is the mechanism of functionalisation of nanoparticle using long chain alcohols

How can long chain alcohols(not thiols) be functionalised on the surface of silver or gold nanoparticles? I have read in an article that Polyvinyl alcohol is used as a capping agent for silver ...
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1answer
72 views

How would you Synthesise LY-293,284?

How would I synthesise LY-293,284? Figure 1: LY-293,284 I have satisfied the conditions at the page Should we allow Synthesis questions subject to the six constraints listed below? so please don't ...
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0answers
70 views

Primary amine versus phosphoramidate reactivity with succinate esters

I have posted two reactions below. The top reaction is well known and occurs readily and near quantitatively (e.g. in protein modification), while the bottom reaction to my knowledge does not exist in ...
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1answer
280 views

How do you Benzylate (add a benzene group to) cyclic compounds?

How do you add a benzene group to cyclic compounds like piperidine, piperazine and phenyl derivatives? Piperidine Piperazine
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1answer
57 views

How would you synthesise tetrahydrohyperforin and octahydrohyperforin from hyperforin?

The chemical structure of the compounds in question are: Figure 1: Hyperforin Figure 2: Tetrahydrohyperforin Figure 3: Octahydrohyperforin Would heating hyperforin in the presence of water ...
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1answer
55 views

How would you go about Synthesising Amino Sugars from Sugars?

How would you go about synthesising amino sugars from sugars? e.g. How would you synthesise the compound below from D-glucose? Would adding ammonia (NH4) to it work?
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54 views

How do you Synthesise Glycosides of flavonoids and stilbenoids?

I would like to know how you go about synthesising glycosides of flavonoids and stilbenoids from their respective sugars and flavonoids/stilbenoids. I read ...
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4answers
2k views

How do you create primary amines from alcohols?

By a primary amine I mean a compound where the hydroxyl group of the corresponding alcohol is replaced with an amine group.
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2answers
135 views

Is it more reasonable to use stratification to separate similar compounds rather than using temperature?

In a simple reaction between butane and chlorine, it is more likely for the secondary carbons of the butane to lose a hydrogen and gain a chlorine. The carbocation is a more stable intermediate in ...
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1answer
76 views

Ambiguity synthesis

A paper says the following, Dichloroglyoxime was prepared by chlorination of glyoxime in 10 % HCl at 0 deg C and crystallized from toluene. When they say "crystallized from toluene" do they ...
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351 views

Why cannot HCN react with ethene?

I expected ethene ($\ce{C2H4}$) to undergo electrophilic substitution due to $\ce{HCN}$ but it doesn't happen, as I am told by my textbook. I couldn't figure out the reason, as I found out that ...