Diosmetin
Also known as: 4'-Methylluteolin, Luteolin 4'-methyl ether, 3',5,7-Trihydroxy-4'-methoxyflavone, 5,7,3'-Trihydroxy-4'-methoxyflavone, Diosmetine, Salinigricoflavonol, Cyanidenon-4'-methyl Ether 1479
Diosmetin (CAS 520-34-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H12O6 and a molecular weight of 300.263 g/mol. Key properties include a melting point of 256-258ºC, a boiling point of 576.7±50.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 220.3±23.6 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 520-34-3
- Jingsj CID
- J-1972691-1
- Molecular Formula
- C16H12O6
- Molecular Weight
- 300.263 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 256-258ºC |
|---|---|
| Boiling Point | 576.7±50.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 220.3±23.6 °C |
| Exact Mass | 300.063385 |
| PSA | 100.13000 |
| LogP | 3.10 |
| Vapor Pressure | 0.0±1.7 mmHg at 25°C |
| Refractive Index | 1.697 |
| Storage Conditions | -20?C Freezer |
GHS Safety & Compliance
- H302 — Harmful if swallowed
Activity & Biological Data
| Target | IC50: 40 μM (Others, HepG2 cell)[1] |
|---|---|
| Additional Information | [1]. Liu B, et al. Diosmetin induces apoptosis by upregulating p53 via the TGF-β signal pathway in HepG2 hepatoma cells. Mol Med Rep. 2016 Jul;14(1):159-64. [2]. Yu G, et al. Diosmetin ameliorates the severity of cerulein-induced acute pancreatitis in mice by inhibiting the activation of the nuclear factor-κB. Int J Clin Exp Pathol. 2014 Apr 15;7(5):2133-42. |
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 Diosmetin?
The CAS number of Diosmetin is 520-34-3.
What are the molecular formula and molecular weight of Diosmetin?
Diosmetin has molecular formula C16H12O6 and molecular weight 300.263 g/mol.
Is Diosmetin hazardous?
Diosmetin has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of Diosmetin?
For Diosmetin, Upstream Products: Hesperetin, Diosmin, Diosmetin-7-O-β-D-glucopyranoside; Downstream Products: Luteolin, Acacetin, 7,4'-Di-O-methylapigenin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Diosmetin (CAS 520-34-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1972691-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.