Tools · Synthesis
Reaction Scale Calculator
Pick a stored reaction, fix one reagent's amount, get every other reagent's quantity by stoichiometric equivalents. Solvent volume derived from your substrate concentration. Densities + molar masses come from our molecule database.
Reaction
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Calc-ready — stoichiometry, densities and yields on file
- Cannizzaro disproportionation: 2 benzaldehyde → benzyl alcohol + sodium benzoate Disproportionation, redox
- Claisen-Schmidt aldol: benzaldehyde + acetone → benzalacetone Condensation, C-C bond formation
- Diels–Alder cycloaddition: cyclopentadiene + maleic anhydride → endo-norbornene-2,3-dicarboxylic anhydride Cycloaddition, [4+2]
- Friedel-Crafts acylation: benzene + acetyl chloride → acetophenone Electrophilic aromatic substitution
- Grignard addition: phenylmagnesium bromide + benzaldehyde → diphenylmethanol Organometallic addition
- Henry reaction (nitroaldol addition) Addition, nitroaldol
- Mitsunobu reaction: benzyl alcohol + phthalimide → N-benzyl phthalimide Substitution, dehydration
- Suzuki–Miyaura coupling: 4-bromobenzonitrile + phenylboronic acid → 4-cyanobiphenyl Cross-coupling, C-C
- Williamson ether synthesis: sodium ethoxide + 1-bromobutane → ethyl butyl ether Substitution, SN2
- Wittig olefination: methyltriphenylphosphonium bromide + benzaldehyde → styrene Olefination
Reactions without stoichiometric data open as procedure pages in the reactions browser.
Related
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Stoichiometry Calculator
Limiting reagent, theoretical yield, and reaction quantities with full unit propagation.
Molar Mass Calculator
Molecular weight and percent composition to weigh out each reagent.
Chemical Equation Balancer
Balance the reaction before you scale it.
Fractional Distillation Predictor
Plan the work-up — predict which fractions distil and where azeotropes bite.