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6-Methoxy-4-quinolinecarboxylic acid

Also known as: 4-Quinolinecarboxylic acid, 6-methoxy-, 6-Methoxycinchoninic acid, 6-Methoxyquinoline-4-carboxylic acid, Cinchoninic acid, 6-methoxy-, NSC 403610, Quininic acid, 6-Methoxy-4-quinolinecarboxylic acid, 6-Methoxy-chinolin-4-carbonsaeure

6-Methoxy-4-quinolinecarboxylic acid (CAS 86-68-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9NO3 and a molecular weight of 203.19400 g/mol. Key properties include a melting point of 280 °C(dec.), a boiling point of 385.4ºC at, a density of 1.325 g/cm3 and a flash point of 186.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
86-68-0
Jingsj CID
J-1957990-0
Molecular Formula
C11H9NO3
Molecular Weight
203.19400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point280 °C(dec.)
Boiling Point385.4ºC at
Density1.325 g/cm3
Flash Point186.9ºC
Exact Mass203.05800
PSA59.42000
LogP1.94160
Refractive Index1.648

Activity & Biological Data

Additional Information[1]. Jiang-tao Shi, et al. Seasonal changes of metabolites in phloem sap from Broussonetia papyrifera . bioRxiv.May 08, 2018.

Customs & Trade Information

HS Code2933499090
Summary2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. 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 6-Methoxy-4-quinolinecarboxylic acid?

The CAS number of 6-Methoxy-4-quinolinecarboxylic acid is 86-68-0.

What are the molecular formula and molecular weight of 6-Methoxy-4-quinolinecarboxylic acid?

6-Methoxy-4-quinolinecarboxylic acid has molecular formula C11H9NO3 and molecular weight 203.19400 g/mol.

What are the upstream and downstream products of 6-Methoxy-4-quinolinecarboxylic acid?

For 6-Methoxy-4-quinolinecarboxylic acid, Upstream Products: Isopropanol, 5-Methoxyisatin, Sodium pyruvate; Downstream Products: 1,3-Dichloroacetone, 4-Amino-6-methoxyquinoline, (6-methoxyquinolin-4-yl)methanol.

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

Last updated:

How to cite: Jingsj. "6-Methoxy-4-quinolinecarboxylic acid (CAS 86-68-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957990-0 (accessed 2026-11-07).

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