Cannabichromene

Also known as: 2-Methyl-2-(4-methyl-3-penten-1-yl)-7-pentyl-2H-chromen-5-ol, 2-Methyl-2-(4-methyl-3-pentenyl)-7-pentyl-2H-1-benzopyran-5-ol, 2-methyl-2-(4-methylpent-3-enyl)-7-pentylchromen-5-ol, Cannabichromone, Pentylcannabichromene, Cannabichrome, UNII:K4497H250W, NSC 291831

Cannabichromene (CAS 20675-51-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C21H30O2 and a molecular weight of 314.462 g/mol. Key properties include a melting point of 145°C, a boiling point of 428.7±45.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 174.2±23.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H301 — Toxic if swallowed and H311 — Toxic in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20675-51-8
Jingsj CID: J-89826-3
Molecular Formula: C₂₁H₃₀O₂
Molecular Weight: 314.462 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	145°C
Boiling Point	428.7±45.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	174.2±23.0 °C
Exact Mass	314.224579
PSA	29.46000
LogP	8.56
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.527
Storage Conditions	-20°C

GHS Safety & Compliance

Flammable / Acute Toxicity / Health HazardSignal word: Danger

H225 — Highly flammable liquid and vapour
H301 — Toxic if swallowed
H311 — Toxic in contact with skin
H331 — Toxic if inhaled
H370 — Causes damage to organs

Frequently Asked Questions

What is the CAS number of Cannabichromene?

The CAS number of Cannabichromene is 20675-51-8.

What are the molecular formula and molecular weight of Cannabichromene?

Cannabichromene has molecular formula C21H30O2 and molecular weight 314.462 g/mol.

Is Cannabichromene hazardous?

Cannabichromene has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H301 — Toxic if swallowed; H311 — Toxic in contact with skin.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Cannabichromene (CAS 20675-51-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-89826-3 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.