Rhamnetin

鼠李素

Also known as: 7-O-Methylquercetin, 7-Methoxyquercetin, 7-Methylquercetin, 3,3',4',5-Tetrahydroxy-7-methoxyflavone, 2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-7-methoxychromen-4-one, beta-Rhamnocitrin, B-Rhamnocitrin, Nsc19802, C.I. 75690, LY 805921

Rhamnetin (CAS 90-19-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H12O7 and a molecular weight of 316.26200 g/mol. It is also known as 7-O-Methylquercetin, 7-Methoxyquercetin and 7-Methylquercetin. Key properties include a melting point of 293-296°C (dec.), a boiling point of 627.9ºC at 760 mmHg, a density of 1.634g/cm3 and a flash point of 238.9ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 90-19-7
Jingsj CID: J-25095-1
Molecular Formula: C₁₆H₁₂O₇
Chinese Name: 鼠李素
Molecular Weight: 316.26200 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	293-296°C (dec.)
Boiling Point	627.9ºC at 760 mmHg
Density	1.634g/cm3
Flash Point	238.9ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Rhamnetin?

The CAS number of Rhamnetin is 90-19-7.

What are the molecular formula and molecular weight of Rhamnetin?

Rhamnetin has molecular formula C16H12O7 and molecular weight 316.26200 g/mol.

Is Rhamnetin hazardous?

Rhamnetin has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Rhamnetin (CAS 90-19-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25095-1 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.