7,4'-Di-O-methylapigenin

Also known as: 4',7-Dimethoxy-5-hydroxyflavone, Apigenin 7,4'-dimethyl ether, 5-Hydroxy-4',7-dimethoxyflavone, Apigenin dimethyl ether, Genkwanin 4'-methyl ether, 5-Hydroxy-7-methoxy-2-(4-methoxyphenyl)-4H-chromen-4-one, 4',7-Dimethylapigenin, Acacetin 7-O-methyl ether

7,4'-Di-O-methylapigenin (CAS 5128-44-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C17H14O5 and a molecular weight of 298.290 g/mol. Key properties include a boiling point of 515.2±50.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 193.3±23.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5128-44-9
Jingsj CID: J-1960146-8
Molecular Formula: C₁₇H₁₄O₅
Molecular Weight: 298.290 g/mol
Category: Ketones
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	515.2±50.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	193.3±23.6 °C
Exact Mass	298.084137
PSA	68.90000
LogP	3.40
Vapor Pressure	0.0±1.4 mmHg at 25°C
Refractive Index	1.622
Storage Conditions	-20℃

Activity & Biological Data

Additional Information	[1]. Alvarez, M.E. et al.Phytochemical study and anti-inflammatory properties of Lampaya hieronymi Schum. ex Moldenke.Farmaco. Jun-Jul;55(6-7):502-5.doi:10.1016/S0014-827X(00)00067-7(2000). [2]. Mangoyi, R., Midiwo, J. & Mukanganyama, S. Isolation and characterization of an antifungal compound 5-hydroxy-7,4'-dimethoxyflavone from Combretum zeyheri. BMC complementary and alternative medicine 15, 405, doi:10.1186/s12906-015-0934-7 (2015).

Additional Information

[1]. Alvarez, M.E. et al.Phytochemical study and anti-inflammatory properties of Lampaya hieronymi Schum. ex Moldenke.Farmaco. Jun-Jul;55(6-7):502-5.doi:10.1016/S0014-827X(00)00067-7(2000). [2]. Mangoyi, R., Midiwo, J. & Mukanganyama, S. Isolation and characterization of an antifungal compound 5-hydroxy-7,4'-dimethoxyflavone from Combretum zeyheri. BMC complementary and alternative medicine 15, 405, doi:10.1186/s12906-015-0934-7 (2015).

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 7,4'-Di-O-methylapigenin?

The CAS number of 7,4'-Di-O-methylapigenin is 5128-44-9.

What are the molecular formula and molecular weight of 7,4'-Di-O-methylapigenin?

7,4'-Di-O-methylapigenin has molecular formula C17H14O5 and molecular weight 298.290 g/mol.

What are the upstream and downstream products of 7,4'-Di-O-methylapigenin?

For 7,4'-Di-O-methylapigenin, Upstream Products: Naringenin, iodomethane, 4',5,7-Trimethoxyflavone; Downstream Products: 4-Methoxybenzoic acid, Salvigenin, Kaempferol.

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. "7,4'-Di-O-methylapigenin (CAS 5128-44-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1960146-8 (accessed 2026-11-09).

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