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Reaction with Stereocenters in CDXML Format Error
Why am I getting CDXML loader errors on reactions with stereocenters? Ketcher 2.11.0 has a code bug that gives you a CDXML loader error if you try to load a reaction with stereocenters in CDXML (ChemDraw XML) format as shown in this tutorial. 1. Open Ketcher editor as shown in previous tutorial. 2. ...
2024-01-10, 1017🔥, 0💬

Reaction FYI-1005094
Reaction Summary: ID: FYI-1005094 Formula: [C2 H4 O2] > [C4 H8 O2] SMILES: C[C:2]([OH:1])=[O:1]>>C[C:2](O CC)=[O:1]Received at FYIcenter.com on: 2023-10-13
2023-10-13, 1008🔥, 0💬

Introduction to Ketcher
Where to find FAQ (Frequently Asked Questions) on basic understanding of Ketcher, Chemical Structure Editor in JavaScript? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on basic understanding of Ketcher, Chemical Structure Editor in JavaScript. ...
2023-11-02, 993🔥, 0💬

Export Chemical Structure in All Formats Failed
What will happen if I export the chemical structure in all formats in parallel promises? If you export the chemical structure in all formats in parallel promises by calling get*() methods, you will get unpredictable results. This is caused by a code bug in the Ketcher v2.11.0 release. The following ...
2024-01-10, 979🔥, 0💬

Call getSmiles() and getSmarts() Nested
How to call getSmiles() and getSmarts() methods in 2 promises one nested in the other? One way to avoid the bug mentioned in the previous tutorial is to call ketcher.getSmiles() and ketcher.getSmarts() methods in 2 promises one nested in the other. This can be done by calling ketcher.getSmiles() fir...
2024-01-24, 969🔥, 0💬

indigo.generateImageAsBase64() - Generate Image as Base64
How to generate images of a given structure as a Base64 encoded string with the indigo.generateImageAsBase64() method? If you want to generate an image of a given structure in PNG, JPEG, or SVG format and Base64 encoded, you can use the indigo.generateImageAsBase64() method on the Ketcher Indigo int...
2023-11-09, 964🔥, 0💬

MRV (ChemAxon Marvin Document) for Reactions
What Is MRV file format? MRV (ChemAxon Marvin Document) is an XML based chemical structure file format used by Marvin, developed by ChemAxon. MRV can be used to store molecule structures and chemical reactions. Example of a MRV file for a reaction: &lt;?xml version='1.0' encoding='UTF-8'?&gt...
2024-11-05, 947🔥, 0💬

editor.struct() - Get Entire Structure
How to get the entire structure currently in the Ketcher editor with the editor.struct() method? If you want to get detailed information about the entire structure currently in the Ketcher editor, you can call the editor.struct() method on the Ketcher Editor interface. Here is an HTML document that ...
2023-12-08, 945🔥, 0💬

What Is Reaction Equation
What Is Reaction Equation? A Reaction Equation or Chemical Equation is an expression that represents a chemical reaction. A reaction equation uses the following basic format: m 1 R 1 + m 2 R 2 + ... → n 1 P 1 + n 2 P 2 + ... Where: R 1 , R 2 , ... are molecular formulas of reactants m 1 , m 2 , ... ...
2023-10-15, 939🔥, 0💬

editor.structSelected() - Get Selected Sub-Structure
How to get the selected sub-structure currently in the Ketcher editor with the editor.structSelected() method? If you want to get detailed information about the selected sub-structure currently in the Ketcher editor, you can use the editor.structSelected() method on the Ketcher Editor interface. Her...
2023-11-23, 938🔥, 0💬

Reaction Presentations and File Formats
Where to find FAQ (Frequently Asked Questions) on Reaction Presentations and File Formats? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Reaction Presentations and File Formats. SMILES for Reactions SMARTS for Reaction Patterns SMIRKS for Gen...
2023-11-25, 932🔥, 0💬

indigo.calculate() - Calculates Chemical Properties
How to calculate chemical properties of a given structure with the indigo.calculate() method? If you want to calculate chemical properties like mass and weight of a given chemical structure you can use the indigo.calculate() method on the Ketcher Indigo interface. Here is an HTML document that shows...
2023-11-09, 929🔥, 0💬

Ketcher File Structure
How is the Ketcher file structured? At a high level, a Ketcher file is structured to represent an object with a required property "root", which has a property "nodes" to hold an array of graphical objects. The hight level structure of a Ketcher file looks like this: { "root": { "nodes": [ &lt;ob...
2024-04-14, 922🔥, 0💬

Restore Structure from Server to Ketcher
How to restore a chemical structure from the Web server to the Ketcher editor? If you want to build a chemical structure editor with the capability to save the structure on the Web server and restore it later to the Ketcher, you should follow steps described below: 1. Using JavaScript to export the ...
2023-10-11, 922🔥, 0💬

Introduction to Chemical Reaction
Where to find FAQ (Frequently Asked Questions) in understanding what is Chemical Reaction and its basic properties? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team in understanding what is Chemical Reaction. What Is Chemical Reaction What Is React...
2023-09-25, 909🔥, 0💬

kinetics.nist.gov/solution - NDRL/NIST Solution Kinetics Database
What is kinetics.nist.gov/solution - NDRL/NIST Solution Kinetics Database? kinetics.nist.gov/solution is a Website for a Chemical Solution Kinetics Database provided by NIST (National Institute of Standards and Technology). It contains kinetics data on solution-phase reactions with a search interfac...
2024-10-25, 903🔥, 0💬

Ketcher File Format for Chemical Structures
Where to find FAQ (Frequently Asked Questions) on Ketcher File Format for Chemical Structures? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Ketcher File Format for Chemical Structures. What Is Ketcher File Format Ketcher File Structure Expor...
2024-02-11, 886🔥, 0💬

Adding Text Labels in Ketcher File
How to add text labels in a Ketcher file? You can insert a "text" object structure into the "nodes" array to add a text label in a Ketcher file as shown below: { "type": "text", "data": { "content": &lt;text-definition&gt ;,"position": &lt;location-object&gt ;,"pos": &lt;bounding...
2024-02-28, 881🔥, 0💬

Import Ketcher File to Editor
How to import Ketcher file to the Ketcher editor? If you created a Ketcher file, you can verify it by importing it to the Ketcher editor as described below: 1. Create a Ketcher file, cyclobutane.ket, with a text editor: { "root": { "nodes": [ { "$ref": "mol0" } ] }, "mol0": { "type": "molecule", "at...
2024-03-23, 874🔥, 0💬

editor.struct().loops - Get Loop List
How to get a list of loops currently in the Ketcher editor with the editor.struct().loops property? If you want to get a list of loops currently in the Ketcher editor, you can use the editor.struct().loops property on the Ketcher Editor interface. Here is an HTML document that shows you how to get a...
2023-11-23, 871🔥, 0💬

editor.options() - Get Editor Options
How to get a list of options used by the Ketcher editor with the editor.options() method? If you want to get a list of options used by the Ketcher editor, you can use the editor.options() method on the Ketcher Editor interface. Here is an HTML document that shows you how to get a list of options cur...
2023-11-18, 864🔥, 0💬

One Molecule with Disconnected Parts
Can I specify a single molecule object with multiple disconnected parts in a Ketcher file? Yes, you can specify a single molecule object with multiple disconnected parts in a Ketcher file. Here is a simple example of Ketcher file with a single "molecule" object of a 4-carbon chain. But the bond betw...
2024-01-31, 830🔥, 0💬

Export Ketcher File from Editor
How to export structure from Ketcher editor in Ketcher file format? The best way to learn the Ketcher file format is to export different types of chemical structures for the Ketcher editor in Ketcher file format as described below: 1. Open Ketcher editor as shown in previous tutorials. 2. Select the...
2024-03-23, 826🔥, 0💬

editor.struct().bonds - Get Bond List
How to get a list of bonds currently in the Ketcher editor with the editor.struct().bonds property? If you want to get a list of bonds currently in the Ketcher editor, you can use the editor.struct().bonds property on the Ketcher Editor interface. Here is an HTML document that shows you how to get a...
2023-12-01, 825🔥, 0💬

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