Diosmin

Also known as: Barosmin, Diosmetin-7-rutinoside, Diosmine, Venosmine, 3',5,7-Trihydroxy-4'-methoxyflavone-7-rutinoside, Diosimin, Diosmetin 7-β-rutinoside, 7-[[6-O-(6-Deoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl]oxy]-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one

Diosmin (CAS 520-27-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C28H32O15 and a molecular weight of 608.545 g/mol. Key properties include a melting point of 277-278°C, a boiling point of 926.8±65.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 305.2±27.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 520-27-4
Jingsj CID: J-19180-0
Molecular Formula: C₂₈H₃₂O₁₅
Molecular Weight: 608.545 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	277-278°C
Boiling Point	926.8±65.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	305.2±27.8 °C
Exact Mass	608.174133
PSA	238.20000
LogP	2.05
Vapor Pressure	0.0±0.3 mmHg at 25°C
Refractive Index	1.712

Activity & Biological Data

Target	AhR[1]
Additional Information	[1]. Ciolino HP, et al. Diosmin and diosmetin are agonists of the aryl hydrocarbon receptor that differentially affectcytochrome P450 1A1 activity. Cancer Res. 1998 Jul 1;58(13):2754-60. [2]. Tong N, et al. Diosmin protects rat retina from ischemia/reperfusion injury. J Ocul Pharmacol Ther. 2012 Oct;28(5):459-66.

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Diosmin?

The CAS number of Diosmin is 520-27-4.

What are the molecular formula and molecular weight of Diosmin?

Diosmin has molecular formula C28H32O15 and molecular weight 608.545 g/mol.

What are the upstream and downstream products of Diosmin?

For Diosmin, Upstream Products: Hesperidin; Downstream Products: Acacetin, 7,4'-Di-O-methylapigenin, Linarin.

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. "Diosmin (CAS 520-27-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19180-0 (accessed 2026-11-09).

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