Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 7-(benzoylamino)-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid, sodium salt
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

83221-50-5

83221-50-5 structure

Name: 7-(benzoylamino)-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid, sodium salt
Chemical Name: Direct Red 81
CAS Number: 83221-50-5
Molecular Formula: C₂₉H₁₉N₅NaO₈S₂-
Molecular Weight: 652.61000
Create Date: 2018-06-16 23:52:24
Modify Date: 2024-01-15 19:36:56

Name	Direct Red 81
Synonyms	disodium 7-benzamido-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulfonate 7-benzoylamino-4-hydroxy-3-[4-(4-sulfo-phenylazo)-phenylazo]-naphthalene-2-sulfonic acid , disodium-salt 7-Benzoylamino-4-hydroxy-3-[4-(4-sulfo-phenylazo)-phenylazo]-naphthalin-2-sulfonsaeure, Dinatrium-Salz Chlorantinlichtrot-5BL C. I. Direct Red 81 2-Naphthalenesulfonicacid,7-(benzoylamino)-4-hydroxy-3-[2-[4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-,sodium salt