Exam Ready
OChemNinja
Draw by hand.
Get graded instantly.
Generate unlimited new problems.
Learn Drawing EXPT. 01
- Tutorial — Guided walkthrough of drawing on the honeycomb. start here!
- Free Draw — Free-draw structures; ink snaps to carbon nodes and mirrors back as structure + SMILES.
Beginning of Semester EXPT. 02
- Match the Structure — Draw a shown target and check the interpreter reads it back the same.
- Condensed → Line — Expand a condensed formula into a line structure and get graded.
- IUPAC — Pick the name for a structure, or draw the structure a name describes.
Middle of the Semester EXPT. 03
- Most Acidic Proton — Tap the most acidic proton on a random structure.
- Assign R/S — Assign the configuration at each circled stereocenter.
- Rank the Stability — Drag carbocations or alkenes into stability order.
End of the Semester EXPT. 04
- Predict the Product — SM and reagents given — draw the product and get graded. most popular!
- Multistep Synthesis — Plan and draw full multistep syntheses, graded step by step.
- Random Structures — Random structures by functional group for practice and learning.
signeddate