6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-3-one

Also known as: 6,7-dimethoxy-1,2,3,4-tetrahydro-3-isoquinolinone, 6,7-dimethoxy-1,4-dihydro-2H-isoquinolin-3-one, 6,7-dimethoxy-1,4-dihydro-3(2H)-isoquinolinone, 6,7-dimethoxy-2,4-dihydro-1H-isoquinolin-3-one, 1,4-dihydro-6,7-dimethoxy-3(2H)-isoquinolinone, 6,7-dimethoxy-1,2,3,4-tetrahydro-3-isoquinolone

6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-3-one (CAS 21763-07-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H13NO3 and a molecular weight of 207.22600 g/mol. Key properties include a boiling point of 429.5ºC at 760 mmHg, a density of 1.172g/cm3 and a flash point of 213.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 21763-07-5
Jingsj CID: J-1083760-2
Molecular Formula: C₁₁H₁₃NO₃
Molecular Weight: 207.22600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	429.5ºC at 760 mmHg
Density	1.172g/cm3
Flash Point	213.5ºC
Exact Mass	207.09000
PSA	47.56000
LogP	1.20490
Vapor Pressure	1.4E-07mmHg at 25°C
Refractive Index	1.537

Customs & Trade Information

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

Frequently Asked Questions

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

The CAS number of 6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-3-one is 21763-07-5.

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

6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-3-one has molecular formula C11H13NO3 and molecular weight 207.22600 g/mol.

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

For 6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-3-one, Upstream Products: 6,7-dimethoxy-3,4-dihydro-1H-2-benzopyran-3-one, (3,4-Dimethoxyphenyl)acetic acid, 3,4-Dimethoxyphenylacetamide.

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-tetrahydroisoquinolin-3-one (CAS 21763-07-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083760-2 (accessed 2026-11-09).

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