Advanced Chemical Analytics

Calculate the molar mass of any chemical compound from its molecular formula. Supports standard chemical notation and provides detailed element breakdown.

Predict 1H and 13C NMR spectra from molecular structures. Get chemical shifts, coupling patterns, and peak integrations for organic compounds.

Convert between different pressure units including Pa, bar, atm, psi, torr, and more. Essential for engineering and scientific calculations.

Convert SMILES notation to 2D molecular structures. Visualize chemical compounds with proper bond angles and atom positioning.

Convert between different spectroscopy file formats. Support for JCAMP-DX, CSV, and other common formats used in analytical chemistry.

Balance chemical equations and perform stoichiometric calculations. Calculate limiting reagents, theoretical yields, and reaction quantities.

Calculate vapor pressure using the Antoine equation. Essential for chemical engineering, distillation design, and phase equilibrium calculations.

Interactive periodic table with properties, electron configurations, and category filtering. Click any element for detailed information.

Calculate pH of strong acids, weak acids, bases, and buffer solutions. Visual pH scale with Henderson-Hasselbalch equation support.

Balance any chemical equation instantly. Handles complex organic reactions, redox, and polyatomic ions with step-by-step verification.

Evaluate Lipinski Rule of 5, Veber rules, and lead-likeness from SMILES. Get MW, LogP, HBD, HBA, TPSA, and more.

Draw molecular structures in your browser. Bond tools, ring templates, element selection, and export. Free ChemDraw alternative.

Analyze NMR, IR, and UV-Vis spectra in your browser. Peak picking, integration, baseline correction, and AI-powered analysis.