1,2,3,4-Tetrahydroquinoline-2-carboxylic acid

1,2,3,4-四氢喹啉-2-羧酸

Also known as: 1,2,3,4-Tetrahydro-2-quinolinecarboxylic acid, 2-Quinolinecarboxylic acid, 1,2,3,4-tetrahydro-, 1,2,3,4-tetrahydro-2-quinolinecarboxylic acid

1,2,3,4-Tetrahydroquinoline-2-carboxylic acid (CAS 123811-82-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11NO2 and a molecular weight of 177.200 g/mol. It is also known as 1,2,3,4-Tetrahydro-2-quinolinecarboxylic acid, 2-Quinolinecarboxylic acid, 1,2,3,4-tetrahydro- and 1,2,3,4-tetrahydro-2-quinolinecarboxylic acid. Key properties include a boiling point of 392.6±31.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 191.2±24.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 123811-82-5
Jingsj CID: J-1039577-2
Molecular Formula: C₁₀H₁₁NO₂
Chinese Name: 1,2,3,4-四氢喹啉-2-羧酸
Molecular Weight: 177.200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	392.6±31.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	191.2±24.8 °C

Frequently Asked Questions

What is the CAS number of 1,2,3,4-Tetrahydroquinoline-2-carboxylic acid?

The CAS number of 1,2,3,4-Tetrahydroquinoline-2-carboxylic acid is 123811-82-5.

What are the molecular formula and molecular weight of 1,2,3,4-Tetrahydroquinoline-2-carboxylic acid?

1,2,3,4-Tetrahydroquinoline-2-carboxylic acid has molecular formula C10H11NO2 and molecular weight 177.200 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,2,3,4-Tetrahydroquinoline-2-carboxylic acid (CAS 123811-82-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1039577-2 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.