Hematoxylin

苏木精

Also known as: (+)-Haematoxylin, Natural Black 1, C.I. 75290, Hydroxybrazilin, Haematoxylin, Hematoxylin Hydrate, Homaeoxylin

Hematoxylin (CAS 517-28-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H14O6 and a molecular weight of 302.279 g/mol. It is also known as (+)-Haematoxylin, Natural Black 1 and C.I. 75290. Key properties include a melting point of 200 °C (dec.)(lit.), a boiling point of 579.9±50.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 304.5±30.1 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
517-28-2
Jingsj CID
J-1993546-7
Molecular Formula
C16H14O6
Chinese Name
苏木精
Molecular Weight
302.279 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point200 °C (dec.)(lit.)
Boiling Point579.9±50.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point304.5±30.1 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Hematoxylin?

The CAS number of Hematoxylin is 517-28-2.

What are the molecular formula and molecular weight of Hematoxylin?

Hematoxylin has molecular formula C16H14O6 and molecular weight 302.279 g/mol.

Is Hematoxylin hazardous?

Hematoxylin has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Hematoxylin (CAS 517-28-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993546-7 (accessed 2026-10-24).

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