IUPAC Name: 4-Hydroxybenzaldehyde 
Molecular Weight: 122.12134 g/mol
Molecular Formula: C₇H₆O₂ 
Melting Point: 112-116 °C(lit.)
Index of Refraction: 1.618
Molar Refractivity: 34.88 cm³
Molar Volume: 99.5 cm³
Surface Tension: 52 dyne/cm
Density: 1.226 g/cm³
Flash Point: 101.3 °C
Enthalpy of Vaporization: 50.33 kJ/mol
Boiling Point: 246.6 °C at 760 mmHg
Vapour Pressure: 0.0171 mmHg at 25 °C 
Storage Temp.: Store at 2-8 °C
Water Solubility: 13 g/L (30 °C)
Sensitive: Air Sensitive
XLogP3: 1.4
H-Bond Donor: 1
H-Bond Acceptor: 2
Rotatable Bond Count: 1
Tautomer Count: 4
Exact Mass: 122.036779
MonoIsotopic Mass: 122.036779
Topological Polar Surface Area: 37.3
Heavy Atom Count: 9
Canonical SMILES: C1=CC(=CC=C1C=O)O
InChI: InChI=1S/C7H6O2/c8-5-6-1-3-7(9)4-2-6/h1-5,9H
InChIKey: RGHHSNMVTDWUBI-UHFFFAOYSA-N
EINECS: 204-599-1
Product Categories: Aromatic Aldehydes & Derivatives (substituted);Benzaldehyde (Building Blocks for Liquid Crystals);Bifunctional Compounds (Building Blocks for Liquid Crystals);Building Blocks for Liquid Crystals;Functional Materials;Phenols (Building Blocks for Liquid Crystals);Aldehydes;C7;Carbonyl Compounds;Alphabetical Listings;Flavors and Fragrances;G-H