Fucoxanthin

岩藻黄质

Also known as: all-trans-Fucoxanthin, (3S,3'S,5R,5'R,6S,6'R)-6',7'-Didehydro-5,6-epoxy-4',5',6,7-tetrahydro-3,3',5'-trihydroxy-β,β-caroten-8(5H)-one, Fucoxanthin DISCONTINUED, MFCD01745140, β,β-Caroten-8-one, 3'-(acetyloxy)-6',7'-didehydro-5,5',6,6',7,8-hexahydro-3,5,5',6-tetrahydroxy-, (3S,3'S,5R,5'R,6S,6'R,8'R)-

Fucoxanthin (CAS 3351-86-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C42H58O6 and a molecular weight of 676.922 g/mol. It is also known as all-trans-Fucoxanthin, (3S,3'S,5R,5'R,6S,6'R)-6',7'-Didehydro-5,6-epoxy-4',5',6,7-tetrahydro-3,3',5'-trihydroxy-β,β-caroten-8(5H)-one and Fucoxanthin DISCONTINUED. Key properties include a melting point of 166-168ºC, a boiling point of 786.5±60.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 228.5±26.4 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3351-86-8
Jingsj CID
J-1973120-3
Molecular Formula
C42H58O6
Chinese Name
岩藻黄质
Molecular Weight
676.922 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point166-168ºC
Boiling Point786.5±60.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point228.5±26.4 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Fucoxanthin?

The CAS number of Fucoxanthin is 3351-86-8.

What are the molecular formula and molecular weight of Fucoxanthin?

Fucoxanthin has molecular formula C42H58O6 and molecular weight 676.922 g/mol.

Is Fucoxanthin hazardous?

Fucoxanthin has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Fucoxanthin (CAS 3351-86-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1973120-3 (accessed 2026-10-24).

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