3,4-Dimethoxyphenylacetamide

Also known as: 2-(3,4-dimethoxyphenyl)acetamide, 3,4-Dimethoxybenzeneacetamide, Benzeneacetamide,3,4-dimethoxy-, Acetamide,2-(3,4-dimethoxyphenyl)-, NSC 73172, Homoveratramide

3,4-Dimethoxyphenylacetamide (CAS 5663-56-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C10H13NO3 and a molecular weight of 195.21500 g/mol. Key properties include a melting point of 170-171ºC, a boiling point of 375.5ºC at 760 mmHg, a density of 1.141g/cm3 and a flash point of 200.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5663-56-9
Jingsj CID: J-1028920-0
Molecular Formula: C₁₀H₁₃NO₃
Molecular Weight: 195.21500 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	170-171ºC
Boiling Point	375.5ºC at 760 mmHg
Density	1.141g/cm3
Flash Point	200.2ºC
Exact Mass	195.09000
PSA	61.55000
LogP	1.43190
Refractive Index	1.528

Customs & Trade Information

HS Code	2924299090
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3,4-Dimethoxyphenylacetamide?

The CAS number of 3,4-Dimethoxyphenylacetamide is 5663-56-9.

What are the molecular formula and molecular weight of 3,4-Dimethoxyphenylacetamide?

3,4-Dimethoxyphenylacetamide has molecular formula C10H13NO3 and molecular weight 195.21500 g/mol.

What are the upstream and downstream products of 3,4-Dimethoxyphenylacetamide?

For 3,4-Dimethoxyphenylacetamide, Upstream Products: (3,4-Dimethoxyphenyl)acetonitrile, (3,4-Dimethoxyphenyl)acetyl chloride, (3,4-Dimethoxyphenyl)acetic acid; Downstream Products: 6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-3-one, (3,4-Dimethoxyphenyl)acetic acid, (3,4-Dimethoxyphenyl)acetonitrile.

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. "3,4-Dimethoxyphenylacetamide (CAS 5663-56-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1028920-0 (accessed 2026-11-09).

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