6,7-dimethoxy-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline

6,7-二甲氧基-2-甲基-4-苯基-1,2,3,4-四氢异喹啉

Also known as: 1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-4-phenylisoquinoline, Isoquinoline, 1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-4-phenyl-

6,7-dimethoxy-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline (CAS 128942-65-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H21NO2 and a molecular weight of 283.36500 g/mol. It is also known as 1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-4-phenylisoquinoline and Isoquinoline, 1,2,3,4-tetrahydro-6,7-dimethoxy-2-methyl-4-phenyl-. Key property: a boiling point of 393.4±42.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 128942-65-4
Jingsj CID: J-1057019-3
Molecular Formula: C₁₈H₂₁NO₂
Chinese Name: 6,7-二甲氧基-2-甲基-4-苯基-1,2,3,4-四氢异喹啉
Molecular Weight: 283.36500 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	393.4±42.0°C at 760 mmHg

Frequently Asked Questions

What is the CAS number of 6,7-dimethoxy-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline?

The CAS number of 6,7-dimethoxy-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline is 128942-65-4.

What are the molecular formula and molecular weight of 6,7-dimethoxy-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline?

6,7-dimethoxy-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline has molecular formula C18H21NO2 and molecular weight 283.36500 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. "6,7-dimethoxy-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline (CAS 128942-65-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1057019-3 (accessed 2026-10-25).

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