5,6-Dimethoxy-1-indanone

Also known as: 5,6-dimethoxy-2,3-dihydroinden-1-one, 5,6-Dimethoxy-2,3-dihydro-1H-inden-1-one, 5,6-Dimethoxyindan-1-one, 2,3-Dihydro-5,6-dimethoxy-1H-inden-1-one, Donepezil Impurity B, Donepezil Impurity 25, EINECS 218-287-8

5,6-Dimethoxy-1-indanone (CAS 2107-69-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H12O3 and a molecular weight of 192.211 g/mol. Key properties include a melting point of 118-122 ºC, a boiling point of 339.7±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 150.4±14.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2107-69-9
Jingsj CID: J-32809-6
Molecular Formula: C₁₁H₁₂O₃
Molecular Weight: 192.211 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	118-122 ºC
Boiling Point	339.7±42.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	150.4±14.3 °C
Exact Mass	192.078644
PSA	35.53000
LogP	2.26
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.550

Customs & Trade Information

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5,6-Dimethoxy-1-indanone?

The CAS number of 5,6-Dimethoxy-1-indanone is 2107-69-9.

What are the molecular formula and molecular weight of 5,6-Dimethoxy-1-indanone?

5,6-Dimethoxy-1-indanone has molecular formula C11H12O3 and molecular weight 192.211 g/mol.

What are the upstream and downstream products of 5,6-Dimethoxy-1-indanone?

For 5,6-Dimethoxy-1-indanone, Upstream Products: 3-(3,4-Dimethoxyphenyl)propionic acid, 2-iodo-4,5-dimethoxybenzaldehyde, 1,2-Dimethoxybenzene; Downstream Products: 5,6-Dimethoxy-2-(4-pyridylmethyl)-1-indanone, 6-Hydroxy-5-methoxy-2,3-dihydro-1H-inden-1-one, 5-hydroxy-6-methoxy-1-indanone.

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. "5,6-Dimethoxy-1-indanone (CAS 2107-69-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32809-6 (accessed 2026-11-09).

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