L-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

L-7-羟基-1,2,3,4-四氢异喹啉-3-羧酸

Also known as: (S)-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, L-1,2,3,4-Tetrahydro-7-hydroxyisoquinoline-3-carboxylic acid, H-Tic(7-OH)-OH, L-Tic(OH), 7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid dihydrate, MFCD00819133

L-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 128502-56-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11NO3 and a molecular weight of 193.199 g/mol. It is also known as (S)-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, L-1,2,3,4-Tetrahydro-7-hydroxyisoquinoline-3-carboxylic acid and H-Tic(7-OH)-OH. Key properties include a melting point of 336 - 338ºC, a boiling point of 456.3±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 229.8±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128502-56-7
Jingsj CID
J-40033-0
Molecular Formula
C10H11NO3
Chinese Name
L-7-羟基-1,2,3,4-四氢异喹啉-3-羧酸
Molecular Weight
193.199 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point336 - 338ºC
Boiling Point456.3±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point229.8±28.7 °C

Frequently Asked Questions

What is the CAS number of L-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid?

The CAS number of L-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid is 128502-56-7.

What are the molecular formula and molecular weight of L-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid?

L-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid has molecular formula C10H11NO3 and molecular weight 193.199 g/mol.

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

Last updated:

How to cite: Jingsj. "L-7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 128502-56-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40033-0 (accessed 2026-10-23).

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