843608-42-4

Basic information

• Product Name: 2,4-diamino-5[2-sulfo-4-(2-sulfooxyethanesulfonyl)phenyl-azo]benzenesulfonic acid
• Synonyms: 2,4-diamino-5[2-sulfo-4-(2-sulfooxyethanesulfonyl)phenyl-azo]benzenesulfonic acid
• CAS NO: 843608-42-4
• Molecular Weight: 560.565
• Mol File: 843608-42-4.mol
• Article Data: 1

Chemical Properties

• CAS DataBase Reference: 2,4-diamino-5[2-sulfo-4-(2-sulfooxyethanesulfonyl)phenyl-azo]benzenesulfonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 2,4-diamino-5[2-sulfo-4-(2-sulfooxyethanesulfonyl)phenyl-azo]benzenesulfonic acid(843608-42-4)
• EPA Substance Registry System: 2,4-diamino-5[2-sulfo-4-(2-sulfooxyethanesulfonyl)phenyl-azo]benzenesulfonic acid(843608-42-4)

Safety Data

• Hazardous Substances Data: 843608-42-4(Hazardous Substances Data)

Upstream product

• 42986-22-1 2-[(3-sulfo-4-aminobenzene)sulfonyl]ethoxysulfonic acid 
• 88-63-1 2,4-Diaminobenzenesulfonic acid 

Relevant articles and documents

Novel reactive dyestuff with N,N-dialkylamino bridge group

The present invention relates to a novel reactive dyestuff with an N,N-dialkylamino bridge group, represented by the following formula (I): wherein R, B, B′, E1, E2, Z, Z′, i, j, R1, R2, m and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or polyamine fibers.