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Acid Yellow 127

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

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

Manufacturing Methods :  2,4-Diaminobenzenesulfonic acid first and 2,4,6-Trichloro-1,3,5-triazine condensation, again with N-methylbenzenamine condensation, and then diazo, and 1-(2-Chlorophenyl)-3-methyl-1H-pyrazol-5(4H)-one coupling.

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

List of Suppliers:

Weak Acid Yellow 3GL,Acid Yellow 5G,Acid Yellow 5GW,Neutral Brilliant Yellow 3GL,Neutral Yellow 3GL

Qingdao Double Peach Specialty Chemicals (Group) Co., Ltd., 

Shangyu Guangming Chemical Co.,Ltd.

AACL Yellow 3GL ( Aashiana Dyestuffs Inc )

Acid Brilliant Yellow 3GL(Sinochem Liaoning Import & Export Corporation)

Acid Yellow 3GL ( Global Colors Inc. )

Akacid Yellow 3GL(Aakash Chemicals & Dyestuffs Inc)

Aminyl Yellow F-5GL ( Sumitomo Chemical Co. Ltd )

Best Acid Milling Yellow 5GW ( Oriental Giant Dyes and Chemical Ind Corp )

Concorde Acid Yellow 5GW ( I-HWA Industrial Corp )

Everacid Yellow N-5GW(Eveiiight Chemical Industrial Corp)

Kayanol Milling Yellow 5GW(Nippon Kayak u Co Ltd)

Kenanthrol Yellow 5GL( Albion Colours Ltd)

Lanyl Brilliant Yellow 3G ( Sumitomo Chemical Co. Ltd )

Neutral Brilliant Yellow 3GL ( Dandong Jinlong Dyestuff Chemical Co Ltd )

Permalon Yellow N5GL ( Standard Dyes )

Ricolan Yellow 3GLS ( Rite Industries Inc. )

Taiacid Yellow 5G-T( T & T Industries Corp )

Triacid Fast Brilliant Yellow 5GW(Chemische Fabriek Triade BV)


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