Direct Red 75 tetrasodium salt

CAS 2829-43-8 · C33H22N8Na4O15S4 · 990.79 g/mol

Basic information

CAS number 2829-43-8
Product name Direct Red 75 tetrasodium salt
Chinese name 直接红 75
Synonyms 2-naphthalenesulfonicacid,5,5’-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]
Chinese synonyms 5,5’-[羟基双[亚氨(2-磺基-4,1-亚苯基)偶氮]]双(6-氨基-4-羟基)-2-萘磺酸四钠; 天狼星玫红,BB; 直接红75; 直接红 2B; 5,5-[甲酰双[亚氨(2-磺基-4,1-亚苯基)偶氮]]双(6-氨基-4-羟基-2-萘磺酸)四钠; 氯唑耐晒桃红; 天狼星红BB; 天狼星红
Molecular formula C33H22N8Na4O15S4
Molecular weight 990.79 g/mol
EC number 220-593-1

Certificate of Analysis

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Packaging

Bulk quantities and custom packaging are available on request.

Properties & storage

Refractive index 1.82