-3
votes
1answer
289 views

I need to draw the chemical Structural Formula of Bisphenol A [closed]

I need to draw the chemical structure of Bisphenol A as shown on this page: http://commons.wikimedia.org/wiki/File:Bisphenol_A.svg I've also found this presentation how to do it: ...
20
votes
1answer
392 views

Showing pi bonding through chemfig

I've tried to make a diagram which shows pi bonding through chemfig, but I was not successful. Here is what I want. or Since I was unable to do it with chemfig I decided to do it with tikz. This ...
4
votes
1answer
140 views

Anchor point seems incorrect for Chemfig package

I'm trying to use chemfig to draw a basic schematic for enzymatic browning and have encountered a problem. In the bottom reaction (bottom right to bottom left) quinone is formed by the enzyme (denoted ...
4
votes
1answer
185 views

How to annotate this chemical scheme using chemfig package?

To depict a chemical scheme with more than one reactant and more than one product, I used the handy package chemfig. I found some issues though annotating the below chemical reaction in a better way. ...
6
votes
1answer
313 views

How to draw/annotate with TikZ on molecules drawn with chemfig package?

I have just discovered the TikZ spin-off chemfig package for chemistry drawings. I just wanted to add some transparent box to highlight a certain region of the drawn molecule with some text using ...
3
votes
0answers
199 views

Is it possible to use nodes as anchors?

I'm trying to recreate a rather complicated reaction scheme with chemfig and TikZ. For that, I'd like to position several amino acid side chains at specific positions. What I'd like to do is to use ...
3
votes
1answer
78 views

Using \chemabove/\chembelow with \vflipnext

I have a molecule with a \chemabove command in it, and I'd like to mirror it vertically with \vflipnext. Everything is flipped just fine except for the atom positioned with the \chemabove command, ...
5
votes
1answer
159 views

Fill the background of functional groups in chemfig

I want to fill the background of some functional groups or atoms including bonds to emphasize them. For instance, to emphasize carbonyl group in a keton, fill the background of C=O like: I'm using ...
1
vote
1answer
260 views

Chemfig, TikZ, circle diagram

I have a problem with drawing such a complex diagram in using Chemfig (a picture of diagram should be attached) . The Chemfig manual describes how to draw curved and U-type arrows but all my attempts ...
2
votes
0answers
174 views

Chemfig artifacts next to bonds [closed]

When drawing reaction schemes with chemfig I get unwanted small dots next to certain molecules. These dots remain the same size weither I zoom in the document or not. \documentclass{article} ...
4
votes
1answer
173 views

How can I place H_2 on top of a N ? (aspartic and glutammic metal complexes)

Please consider the following code \documentclass{article} \usepackage{chemfig} \newcommand*\circleatom[1]{\tikz\node[circle,draw,fill=green!30]{\printatom{#1}};} \begin{document} ...
4
votes
1answer
171 views

Relative positioning of Lewis electrons in chemfig

I am defining a submolecule in chemfig (2,2'-bipyridine) and I want to show the lone pair of electrons on both the Nitrogens. (For those who care, I wish to show a coordination bond between the lone ...
4
votes
1answer
474 views

joining atoms in chemfig. Two adjacent molcules

This is a follow up of drawing cellulose and aligning monomers in chemfig. I'm trying to refine the structure adding some hydrogen bonds. No problem with the intra-chain ones, but I cannot figure ...
5
votes
2answers
349 views

uncover chemfig molecule (in beamer)

I teach chemistry and wish to demonstrate drawing and naming of chemical structures I use chemfig to draw my molecules and I can do that fine. However, in for example the molecule ...
5
votes
1answer
157 views

Problem with alignment

I have the following tikz code: \schemestart \chemname{\chemfig[][scale=0.6]{ ...
1
vote
2answers
328 views

alignment problem with the + sign in chemfig (zero width arrow)

I created two molecules in chemfig and would like to place a + mark vertically aligned in the middle between the two molecules. There is an example of this demonstrated in the manual (see the code), ...
7
votes
1answer
1k views

Easy way to draw atomic orbitals and integrate them into ChemFig structures

I'm looking for a method to draw molecules as skeleton structures via chemfig and include some atomic orbitals (i.e. s, p and d orbitals and some sp-hybrid orbitals too) into them (at positions where ...