DL-5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

DL-5-甲基-1,2,3,4-四氢异喹啉-3-羧酸

Also known as: 5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, 3-Isoquinolinecarboxylic acid, 1,2,3,4-tetrahydro-5-methyl-, 3-Isoquinolinecarboxylicacid,1,2,3,4-tetrahydro-5-methyl, AKOS 77, DL-5-METHYLTIC, MFCD01320673

DL-5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 151637-59-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H13NO2 and a molecular weight of 191.22600 g/mol. It is also known as 5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, 3-Isoquinolinecarboxylic acid, 1,2,3,4-tetrahydro-5-methyl- and 3-Isoquinolinecarboxylicacid,1,2,3,4-tetrahydro-5-methyl. Key properties include a melting point of 315.6-318.1ºC, a boiling point of 382.7ºC at 760mmHg, a density of 1.189g/cm3 and a flash point of 185.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
151637-59-1
Jingsj CID
J-32616-8
Molecular Formula
C11H13NO2
Chinese Name
DL-5-甲基-1,2,3,4-四氢异喹啉-3-羧酸
Molecular Weight
191.22600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point315.6-318.1ºC
Boiling Point382.7ºC at 760mmHg
Density1.189g/cm3
Flash Point185.3ºC

Frequently Asked Questions

What is the CAS number of DL-5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid?

The CAS number of DL-5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid is 151637-59-1.

What are the molecular formula and molecular weight of DL-5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid?

DL-5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid has molecular formula C11H13NO2 and molecular weight 191.22600 g/mol.

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

Last updated:

How to cite: Jingsj. "DL-5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 151637-59-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32616-8 (accessed 2026-10-23).

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