Name:C.I.Acid Yellow 127,C.I.18888

　　Molecular Structure: Single azo class

　　C.I.Acid Yellow 127,C.I.18888,CAS 73384-78-8,803.63,C26H20Cl2N9NaO4S,Weak Acid Yellow 3GL,Acid Yellow 5G,Acid Yellow 5GW,Neutral Brilliant Yellow 3GL,Neutral Yellow 3GL

　　Molecular Formula:C26H20Cl2N9NaO4S

　　Molecular Weight: 803.63

　　CAS Registry Number:73384-78-8

　　Properties and Applications: colourful green light yellow. Yellow powder, soluble in water. The strong sulfuric acid for yellow, diluted still is yellow, accompanied by precipitation; In strong hydrochloric acid for yellow, diluted unchanged; In the nitric acid is yellow, diluted and precipitation for tender yellow; In the thick of sodium hydroxide solution of decomposition, after diluted yellow precipitation. The dye solution for green light light yellow, boil can get clear solution. Used for wool, silk, polyamide fiber fabric dyeing and printing directly, can also be used for leather color.

　　Standard

　　Light Fastness

　　Soaping

　　Persperation Fastness

　　Oxygen bleaching

　　Fastness to seawater

　　Fading

　　Stain

　　Fading

　　Stain

　　Fading

　　Stain

　　ISO

　　6

　　4

　　5

　　5

　　4-5

　　4-5

　　5

　　5

　　2.International Similar Brand

　　Weak Acid Yellow 3GL

　　Acid Yellow 5G

　　Acid Yellow 5GW

　　Neutral Brilliant Yellow 3GL

　　Neutral Yellow 3GL

　　AACL Yellow 3GL

　　Acid Brilliant Yellow 3GL

　　Acid Yellow 3GL

　　Akacid Yellow 3GL

　　Aminyl Yellow F-5GL

　　Best Acid Milling Yellow 5GW

　　Concorde Acid Yellow 5GW

　　Everacid Yellow N-5GW

　　Kayanol Milling Yellow 5GW

CAS NO:73384-78-8

EC NO:277-419-2

Molecular Formula:C₂₆H₂₀Cl₂N₉NaO₄S

Molecular Weight:648.4557

Synonyms:Sodium 4-((4-chloro-6-(methylanilino)-1,3,5-triazin-2-yl)amino)-2-((1-(2-chlorophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)benzenesulphonate;sodium 4-({4-chloro-6-[methyl(phenyl)amino]-1,3,5-triazin-2-yl}amino)-2-{(E)-[1-(2-chlorophenyl)-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl]diazenyl}benzenesulfonate;

Molecular Structure: