reactive black kn-b

Date：2021-12-27      Categories：Related Application Product

post date:	dec 26,2021
expiry date:	jun 24,2022
detailed description:	cas no. :12225-25-1;17095-24-8

cas registry number:	12225-25-1;17095-24-8
synonyms:	;black kn-b;tetrasodium (3e)-5-amino-4-oxo-6-[(e)-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}phenyl)diazenyl]-3-[2-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}phenyl)hydrazinylidene]-3,4-dihydronaphthalene-2,7-disulfonate;tetrasodium 4-amino-5-hydroxy-3,6-bis[(e)-(4-{[2-(sulfonatooxy)ethyl]sulfonyl}phenyl)diazenyl]naphthalene-2,7-disulfonate;c.i.reactive black 5;reactive black kn-b;c.i. 20505;c.i. reactive black 5;remazol black b;2,7-naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt;tetrasodium 4-amino-5-hydroxy-3,6-bis[[4-(2-sulfonatooxyethylsulfonyl)phenyl]azo]naphthalene-2,7-disulfonate;
molecular formula:	c26h21n5na4o19s6
molecular weight:	991.8161
molecular structure: