Pigment Orange 38

颜料橙38

Also known as: C.I. Pigment Orange 38, C.I.12367, EINECS 235-464-5, N-[4-(acetylamino)phenyl]-4-[[5-(aminocarbonyl)-2-chlorophenyl]azo]-3-hydroxynaphthalene-2-carboxamide, (4Z)-N-(4-acetamidophenyl)-4-[(5-carbamoyl-2-chlorophenyl)hydrazinylidene]-3-oxonaphthalene-2-carboxamide, 2-Naphthalenecarboxamide, N-[4-(acetylamino)phenyl]-4-[[5-(aminocarbonyl)-2-chlorophenyl]azo]-3-hydroxy-, 2-Naphthalenecarboxamide, N-(4-(acetylamino)phenyl)-4-(2-(5-(aminocarbonyl)-2-chlorophenyl)diazenyl)-3-hydroxy-, 2-Naphthalenecarboxamide, N-4-(acetylamino)phenyl-4-5-(aminocarbonyl)-2-chlorophenylazo-3-hydroxy-

Pigment Orange 38 (CAS 12236-64-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C26H20ClN5O4 and a molecular weight of 501.92100 g/mol. It is also known as C.I. Pigment Orange 38, C.I.12367 and EINECS 235-464-5. Key property: a density of 1.43g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12236-64-5
Jingsj CID
J-1357362-7
Molecular Formula
C26H20ClN5O4
Chinese Name
颜料橙38
Molecular Weight
501.92100 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.43g/cm3

Frequently Asked Questions

What is the CAS number of Pigment Orange 38?

The CAS number of Pigment Orange 38 is 12236-64-5.

What are the molecular formula and molecular weight of Pigment Orange 38?

Pigment Orange 38 has molecular formula C26H20ClN5O4 and molecular weight 501.92100 g/mol.

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

Last updated:

How to cite: Jingsj. "Pigment Orange 38 (CAS 12236-64-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1357362-7 (accessed 2026-10-25).

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