dye|World dye variety

Name:C.I.Food Yellow 1,C.I.11680

Molecular Structure: Single azo class

C.I.Food Yellow 1,C.I.11680,CAS 2512-29-0,C17H16N4O4,340.33

Molecular Formula:C₁₇H₁₆N₄O₄

Molecular Weight: 340.33

CAS Registry Number:2512-29-0

Manufacturing Methods : 4-Methyl-2-nitrobenzenamine diazo, and 3-Oxo-N-phenylbutanamide coupling.

Properties and Applications: brilliant yellow. Slightly soluble in ethanol, acetone and benzene. Melting point 256 ℃. The strong sulfuric acid for golden brown, after diluted yellow precipitation; No change in nitric acid; In strong hydrochloric acid solution for red; Sodium hydroxide solution in a dilute no change. And C.I.Pigment Yellow 1 the same chemical structure.

List of Suppliers:

Sicomet Yellow D 11680 ( BASF Aktiengesellschaft )

Sicomet Yellow P 11680(BASF Aktiengesellschaft)