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Chemical Drawing Atlas

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OpenReactionsThis feature in other tools

Single, double and triple bonds in OpenReactions

Bond tools and a structure with single and double bonds

Bond tools and a structure with single and double bonds
What we checked
Can a user draw and change these bond orders by hand?
Result
Yes, tested by running it: Drew single and triple; clicked single to make double. Yes, tested by running it. Drew single and triple; clicked single to make double.
Version we tested
Hosted, 5 Nov 2026, on macOS 27.0.1 arm64
Manual
openreactions.com

Open the full pageManual