Capsaicin (CAS 404-86-4)

Capsaicin (CAS 404-86-4) is a chemical compound registered under number CAS 404-86-4, with the molecular formula C₁₈H₂₇NO₃, and a molar mass of 305.4 g/mol.

The molecule contains 49 atoms connected by 49 chemical bonds. The full systematic IUPAC name of this compound is (E)-N-[(4-hydroxy-3-methoxyphenyl)methyl]-8-methylnon-6-enamide. The interactive 3D model above lets you view the spatial arrangement of the atoms — you can rotate it with the mouse, zoom with the scroll wheel, and switch between skeletal / Ball & Stick / Space Fill visualization modes.

In terms of physicochemical properties, the partition coefficient logP = 3.6 (positive value, a lipophilic compound), polar surface area PSA = 58.6 Ų, 2 donors and 3 hydrogen bond acceptors. These parameters are key when assessing bioavailability and interaction with biomolecules.

Chemical data for this compound comes from PubChem (NIH NLM NCBI), one of the world's largest chemical databases. All information is updated automatically and enriched with GHS hazard statement translations compliant with the CLP Regulation (EC 1272/2008). The interactive 3D model and the viewer images are protected by copyright (© MolGod.org) — terms of use: molgod.org/copyright/.

Signal word: Danger

H302 — Harmful if swallowed

H315 — Causes skin irritation

H318 — Causes serious eye damage

H301 — Toxic if swallowed

H317 — May cause an allergic skin reaction

H319 — Causes serious eye irritation

H334 — May cause allergy or asthma symptoms or breathing difficulties if inhaled

H335 — May cause respiratory irritation

• 📊 PubChem CID 1548943 — NIH
• 🔬 NIST WebBook — spectroscopy
• 💊 ChEMBL — bioactivity