Harmol

Also known as: 1-Methyl-9H-pyrido[3,4-b]indol-7-ol, 1-Methyl-9H-beta-carbolin-7-ol, 1-Methyl-β-carboline-7-ol, 7-Hydroxy-1-methyl-9H-pyrido[3,4-b]indole, METHYLPYRIDOINDOLOL, TIMTEC-BB SBB005349, beta-Carboline, 7-hydroxy-1-methyl-

Harmol (CAS 487-03-6) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C12H10N2O and a molecular weight of 198.22100 g/mol. Key properties include a melting point of 231ºC, a boiling point of 552.7ºC at 760mmHg, a density of 1.33g/cm3 and a flash point of 255ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 487-03-6
Jingsj CID: J-35705-1
Molecular Formula: C₁₂H₁₀N₂O
Molecular Weight: 198.22100 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	231ºC
Boiling Point	552.7ºC at 760mmHg
Density	1.33g/cm3
Flash Point	255ºC
Exact Mass	198.07900
PSA	48.91000
LogP	2.73010
Vapor Pressure	0mmHg at 25°C
Refractive Index	1.794

Activity & Biological Data

Additional Information	[1]. Blei F, et al. Simultaneous Production of Psilocybin and a Cocktail of β-Carboline Monoamine Oxidase Inhibitors in "Magic" Mushrooms. Chemistry. 2020 Jan 13;26(3):729-734.

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Harmol?

The CAS number of Harmol is 487-03-6.

What are the molecular formula and molecular weight of Harmol?

Harmol has molecular formula C12H10N2O and molecular weight 198.22100 g/mol.

What are the upstream and downstream products of Harmol?

For Harmol, Upstream Products: Harmine, 6-Hydroxytryptamine, Harmaline; Downstream Products: Harmane, Ammonia, Oxalic acid.

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. "Harmol (CAS 487-03-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35705-1 (accessed 2026-11-09).

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