ORG-00 · laboratory
Hammett, Taft, E-factor, Woodward–Fieser snapshot and Claisen.
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25 governing sheets
log(k/k0) = ρ σ. Substituent constant σ, reaction constant ρ.
Physical organiclog(k/k0) = ρ* σ*. Polar aliphatic substituent effect.
Physical organicE = m_waste / m_product. Mass of waste per mass of product.
Green chemistryλmax ≈ base + 5 n_alkyl + 30 n_exo. Diene UV estimate.
SpectroscopyK = [keto]/[enol]. Carbonyl tautomer snapshot.
Equilibriar = k [RX]. Unimolecular nucleophilic substitution.
Mechanismsr = k [RX][Nu]. Bimolecular nucleophilic substitution.
Mechanismsr = k [RX][B]. Bimolecular elimination.
Mechanismsk = A exp(−Ea/RT) for an organic elementary step.
KineticsKa = 10^{−pKa}. Acid dissociation of an organic acid.
Aciditylog(k/k0) = δ Es. Steric attenuation of a rate.
Physical organiclog(k/k0) = f F + r R. Field and resonance dual parameters.
Physical organicAE = m_desired / m_reactants × 100. How much of the reactants sits in the product.
Green chemistryY = 100 m_actual / m_theoretical.
Stoichiometryee = |R − S| / (R + S) × 100. Optical purity snapshot.
Stereochemistry[α] = α / (c l). Polarimetry of a chiral sample.
StereochemistryA = ε l c. Absorbance of a chromophore in a cuvette.
Spectroscopyr = k [ArH][Br2]. Electrophilic aromatic substitution rate.
KineticsK = [adduct] / ([diene][dienophile]). Cycloaddition equilibrium.
EquilibriaE_res = E_Kekulé − E_actual. Extra stability of a delocalised π system.
Aromaticitylog P = log10 (c_oct / c_w). Lipophilicity.
Physical organicRa² = 4(δD1−δD2)² + (δP1−δP2)² + (δH1−δH2)². Like-dissolves-like metric.
SolubilityΔSvap ≈ ΔHvap / Tb ≈ 88 J/(mol·K). Boiling from enthalpy of vaporisation.
Physical organicGreen metric.
OrganicSheldon.
Organic