Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Fluorescent Brightener 121,C.I.50510

Molecular Structure: Pyrazoline

C.I.Fluorescent Brightener 121,C.I.50510,CAS 12224-11-2/2744-49-2,333.79,C15H12ClN3O2S,Fluorescent Brightener AD,Fluorescent Brightener DCB,Blankophor BBH,Blankophor DCB

Molecular Formula:C₁₅H₁₂ClN₃O₂S

Molecular Weight: 333.79

CAS Registry Number:12224-11-2/2744-49-2

Manufacturing Methods :

Properties and Applications:brilliant blue purple. In neutral or weak acid dye bath to water dispersion form dye cellulose acetate, three vinegar fiber, nylon and acrylic.

List of Suppliers:

Fluorescent Brightener AD,Fluorescent Brightener DCB

Nantong Lisi Organic Chemicals Co.,Ltd.(Nangtong Lisi Chemical Auxiliaries Co.,Ltd)

Blankophor BBH ( Bayer Group )

Blankophor DCB ( Bayer Group )

DycosfluorWhiter DCB (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)

Fluorescent Whitening Agent DCB(Hangzhou Dikai Chemical Co Ltd)