(S)-6,7-Dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride

(S)-6,7-二甲氧基-1,2,3,4-四氢-3-异喹啉羧酸盐酸盐

Also known as: (S)-6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid hydrochloride, 6,7-Dimethoxy-L-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid hydrochloride, 3-Isoquinolinecarboxylic acid, 1,2,3,4-tetrahydro-6,7-dimethoxy-, (3S)-, hydrochloride (1:1), (S)-1,2,3,4-Tetrahydro-6,7-dimethoxy-3-isoquinolinecarboxylic acid hydrochloride, 6,7-Dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride (1:1)

(S)-6,7-Dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride (CAS 103733-66-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H16ClNO4 and a molecular weight of 273.713 g/mol. It is also known as (S)-6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid hydrochloride, 6,7-Dimethoxy-L-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid hydrochloride and 3-Isoquinolinecarboxylic acid, 1,2,3,4-tetrahydro-6,7-dimethoxy-, (3S)-, hydrochloride (1:1). Key properties include a boiling point of 434.8ºC at 760 mmHg, a density of 1.232 g/cm3 and a flash point of 216.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103733-66-0
Jingsj CID
J-1032001-7
Molecular Formula
C12H16ClNO4
Chinese Name
(S)-6,7-二甲氧基-1,2,3,4-四氢-3-异喹啉羧酸盐酸盐
Molecular Weight
273.713 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point434.8ºC at 760 mmHg
Density1.232 g/cm3
Flash Point216.7ºC

Frequently Asked Questions

What is the CAS number of (S)-6,7-Dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride?

The CAS number of (S)-6,7-Dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride is 103733-66-0.

What are the molecular formula and molecular weight of (S)-6,7-Dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride?

(S)-6,7-Dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride has molecular formula C12H16ClNO4 and molecular weight 273.713 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-6,7-Dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride (CAS 103733-66-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1032001-7 (accessed 2026-10-23).

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