N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide

Also known as: FG 7142, FG-7142, N-Methyl-β-carboline-3-carboxamide, β-Carboline-3-carboxylic acid N-methylamide, N-methyl-9H-pyrido[3,4-b]indole-3-carboxamide, N-Methyl-β-carboline-3-carboxamide (FG-7142)

N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide (CAS 78538-74-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H11N3O and a molecular weight of 225.24600 g/mol. Key properties include a boiling point of 576.3ºC at 760 mmHg, a density of 1.328g/cm3 and a flash point of 302.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 78538-74-6
Jingsj CID: J-1987474-9
Molecular Formula: C₁₃H₁₁N₃O
Molecular Weight: 225.24600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	576.3ºC at 760 mmHg
Density	1.328g/cm3
Flash Point	302.3ºC
Exact Mass	225.09000
PSA	57.78000
LogP	2.46660
Refractive Index	1.735
Storage Conditions	2-8°C

Activity & Biological Data

Additional Information	[1]. Cottone P, et al. FG 7142 specifically reduces meal size and the rate and regularity of sustained feeding in female rats: evidence that benzodiazepine inverse agonists reduce food palatability.Neuropsychopharmacology. 2007 May;32(5):1069-81. Epub 2006 Nov 1.

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 N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide?

The CAS number of N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide is 78538-74-6.

What are the molecular formula and molecular weight of N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide?

N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide has molecular formula C13H11N3O and molecular weight 225.24600 g/mol.

What are the upstream and downstream products of N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide?

For N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide, Upstream Products: Methyl β-carboline-3-carboxylate, L-Tryptophan, 2,3,4,9-Tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic 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. "N-Methyl-9H-pyrido[3,4-b]indole-3-carboxamide (CAS 78538-74-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1987474-9 (accessed 2026-11-09).

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