6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride

Also known as: 1,2,3,4-Tetrahydro-6,7-dimethoxyisoquinoline hydrochloride, 1,2,3,4-tetrahydro-6,7-dimethoxy-,hydrochloride, 1,2,3,4-tetrahydro-6,7-dimethoxylsoquinoline hydrochloride, 6,7-Dimethoxy-1,2,3,4-tetrahydro-isoquinoline hydrochloride, 6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline Hydrochloride, 6,7-dimethoxy-1,2,3,4-tetrahydroisochinoline hydrochloride, 6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline,chloride, 6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline,hydrochloride, Heliamine hydrochloride, Isoquinoline, 1,2,3,4-tetrahydro-6,7-dimethoxy-, hydrochloride (1:1), MFCD00012744

6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride (CAS 2328-12-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H16ClNO2 and a molecular weight of 229.703 g/mol. Key properties include a melting point of 260-265 °C(lit.), a boiling point of 314.9ºC at 760 mmHg, a density of 1.071g/cm3 and a flash point of 124.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2328-12-3
Jingsj CID: J-16285-6
Molecular Formula: C₁₁H₁₆ClNO₂
Molecular Weight: 229.703 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	260-265 °C(lit.)
Boiling Point	314.9ºC at 760 mmHg
Density	1.071g/cm3
Flash Point	124.7ºC
Exact Mass	229.086960
PSA	30.49000
LogP	2.48030
Vapor Pressure	0.000451mmHg at 25°C

Customs & Trade Information

HS Code	2933499090
Summary	2933499090. 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-1,2,3,4-tetrahydroisoquinoline hydrochloride?

The CAS number of 6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride is 2328-12-3.

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

6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride has molecular formula C11H16ClNO2 and molecular weight 229.703 g/mol.

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

For 6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride, Upstream Products: Formaldehyde, 3,4-Dimethoxyphenethylamine, dimethoxymethane; Downstream Products: 1,2,3,4-Tetrahydroisoquinoline-6,7-diol hydrobromide, Carbamoyl chloride, 6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline.

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

Last updated: 8/21/2026

How to cite: Jingsj. "6,7-Dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride (CAS 2328-12-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16285-6 (accessed 2026-11-09).

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