Brazilin

Also known as: brazilin, brasilin, C.I. Natural Red 24, (+)-brazilin, Benz[b]indeno[1,2-d]pyran-3,6a,9,10(6H)-tetrol, 7,11b-dihydro-, (6aS,11bR)-

Brazilin (CAS 474-07-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H14O5 and a molecular weight of 286.279 g/mol. Key properties include a melting point of 156-157ºC, a boiling point of 555.8±50.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 289.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 474-07-7
Jingsj CID: J-1987043-0
Molecular Formula: C₁₆H₁₄O₅
Molecular Weight: 286.279 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	156-157ºC
Boiling Point	555.8±50.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	289.9±30.1 °C
Exact Mass	286.084137
PSA	90.15000
LogP	1.32
Vapor Pressure	0.0±1.6 mmHg at 25°C
Refractive Index	1.774

Activity & Biological Data

Additional Information	[1]. Dapson RW, et al. Brazilwood, sappanwood, brazilin and the red dye brazilein: from textile dyeing and folk medicine to biological staining and musical instruments. Biotech Histochem. 2015;90(6):401-23. [2]. Jia Y, et al. [Effect of brazilin on apoptosis and autophagy of tongue cancer Tca8113 cells and its molecular mechanism]. Nan Fang Yi Ke Da Xue Xue Bao. 2019 Mar 30;39(3):351-356. [3]. Weinmann D, et al, Brazilin blocks catabolic processes in human osteoarthritic chondrocytes via inhibition of NFKB1/p50. J Orthop Res. 2018 Sep;36(9):2431-2438.

Additional Information

[1]. Dapson RW, et al. Brazilwood, sappanwood, brazilin and the red dye brazilein: from textile dyeing and folk medicine to biological staining and musical instruments. Biotech Histochem. 2015;90(6):401-23. [2]. Jia Y, et al. [Effect of brazilin on apoptosis and autophagy of tongue cancer Tca8113 cells and its molecular mechanism]. Nan Fang Yi Ke Da Xue Xue Bao. 2019 Mar 30;39(3):351-356. [3]. Weinmann D, et al, Brazilin blocks catabolic processes in human osteoarthritic chondrocytes via inhibition of NFKB1/p50. J Orthop Res. 2018 Sep;36(9):2431-2438.

Frequently Asked Questions

What is the CAS number of Brazilin?

The CAS number of Brazilin is 474-07-7.

What are the molecular formula and molecular weight of Brazilin?

Brazilin has molecular formula C16H14O5 and molecular weight 286.279 g/mol.

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. "Brazilin (CAS 474-07-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1987043-0 (accessed 2026-11-09).

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