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

Also known as: 1,2,3,4-tetrahydro-6,7-dimethoxy-1-phenylisoquinoline, 1,2,3,4-tetrahydro-6,7-dimethoxy-1-phenylisoquinoline, 1-phenyl-1,2,3,4-tetrahydro-6,7-dimethoxyisoquinoline, 1-phenyl-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline, 6,7-DIMETHOXY-1-PHENYL-1,2,3,4-TETRAHYDRO-ISOQUINOLINE, Isoquinoline, 1,2,3,4-tetrahydro-6,7-dimethoxy-1-phenyl-

6,7-dimethoxy-1-phenyl-1,2,3,4-tetrahydroisoquinoline (CAS 4118-36-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C17H19NO2 and a molecular weight of 269.33800 g/mol. Key properties include a melting point of 127-128ºC, a boiling point of 400.9ºC at 760mmHg, a density of 1.101g/cm3 and a flash point of 167.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4118-36-9
Jingsj CID
J-1519190-9
Molecular Formula
C17H19NO2
Molecular Weight
269.33800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point127-128ºC
Boiling Point400.9ºC at 760mmHg
Density1.101g/cm3
Flash Point167.1ºC
Exact Mass269.14200
PSA30.49000
LogP3.26770
Refractive Index1.564

Customs & Trade Information

HS Code2933499090
Summary2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

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

The CAS number of 6,7-dimethoxy-1-phenyl-1,2,3,4-tetrahydroisoquinoline is 4118-36-9.

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

6,7-dimethoxy-1-phenyl-1,2,3,4-tetrahydroisoquinoline has molecular formula C17H19NO2 and molecular weight 269.33800 g/mol.

What are the upstream and downstream products of 6,7-dimethoxy-1-phenyl-1,2,3,4-tetrahydroisoquinoline?

For 6,7-dimethoxy-1-phenyl-1,2,3,4-tetrahydroisoquinoline, Upstream Products: Benzaldehyde, 3,4-Dimethoxyphenethylamine, 6,7-Dimethoxy-3,4-dihydroisoquinoline; Downstream Products: 1-(6,7-DIMETHOXY-1-PHENYL-3,4-DIHYDRO-1H-ISOQUINOLIN-2-YL)-ETHANONE, 2-Chloro-1-(6,7-dimethoxy-1-phenyl-3,4-dihydro-1H-isoquinolin-2-yl)ethanone.

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

Last updated:

How to cite: Jingsj. "6,7-dimethoxy-1-phenyl-1,2,3,4-tetrahydroisoquinoline (CAS 4118-36-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519190-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.