Annatto

胭脂树橙

Also known as: Annatto extract, Annatto pigment, CI 75120, C.I. Natural Orange 4, Annato oil, Bixa orellana seed oil, Annatto (solvent-extracted)

Annatto (CAS 1393-63-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C24H28O4 and a molecular weight of 380.47700 g/mol. It is also known as Annatto extract, Annatto pigment and CI 75120. Key properties include a boiling point of 640.4ºC at 760mmHg, a density of 1.069g/cm3 and a flash point of 355.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1393-63-1
Jingsj CID
J-1004785-5
Molecular Formula
C24H28O4
Chinese Name
胭脂树橙
Molecular Weight
380.47700 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point640.4ºC at 760mmHg
Density1.069g/cm3
Flash Point355.1ºC

Frequently Asked Questions

What is the CAS number of Annatto?

The CAS number of Annatto is 1393-63-1.

What are the molecular formula and molecular weight of Annatto?

Annatto has molecular formula C24H28O4 and molecular weight 380.47700 g/mol.

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

Last updated:

How to cite: Jingsj. "Annatto (CAS 1393-63-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1004785-5 (accessed 2026-10-24).

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