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Acid Brown 440

CAS No.
93376-15-9
Chemical Name:
Acid Brown 440
Synonyms
AcidBrownA;Brown PNR;C.I. 34908;Acid Brown 440;C.I.AcidBlack440;C.I.Acid Brown 440;Daedo Acid Brown PNR;Apollo Leather Brown PLA;C.I.Acid Brown 440:C.I.34908;Acid Brown 440 ISO 9001:2015 REACH
CBNumber:
CB7967890
Molecular Formula:
C34H25N8NaO14S3
Molecular Weight:
888.79
MDL Number:
MFCD31563513
MOL File:
93376-15-9.mol

Acid Brown 440 Chemical Properties,Uses,Production

Preparation

5-Amino-2-(phenylamino)benzenesulfonic acid, 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid, 4-Nitrobenzenamine respectively diazotization and Coupled with resorcinol.

Properties and Applications

brown. Mainly used for leather color.

Acid Brown 440 Preparation Products And Raw materials

Acid Brown 440 Suppliers

Global( 19)Suppliers
Supplier Tel Email Country ProdList Advantage
Hubei xin bonus chemical co. LTD
86-13657291602 linda@hubeijusheng.com CHINA 22968 58
Dideu Industries Group Limited
+86-29-89586680 +86-15129568250 1026@dideu.com China 29118 58
Alfa Chemistry
+1-5166625404 Info@alfa-chemistry.com United States 21317 58
Hefei TNJ Chemical Industry Co.,Ltd.
0551-65418684 +8618949823763 sales@tnjchem.com China 25363 58
Alfa Chemistry 1-516-6625404 support@alfa-chemistry.com United States 9171 60
Wuhan Netcom Electronic Commerce Limited 18064670521 2355935187@ycphar.com China 4887 58
Wuhan lanabai Pharmaceutical Chemical Co., Ltd 15307151931 2355680@qq.com China 8233 58
Hubei Longxin Chemical Industry Co., Ltd. 15271551270 ycwlb056@yeah.net China 2089 58
Wuhan Lvjing Fenghua Biotechnology Co., Ltd. 19972070065 201746457@qq.com China 6436 58
AcidBrownA C.I.AcidBlack440 Brown PNR C.I.Acid Brown 440 4-[[2,6-Dihydroxy-3-[(4-nitrophenyl)azo]-5-[[4-(phenylamino)-3-sulfophenyl]azo]phenyl]azo]-5-hydroxy-2,7-naphthalenedisulfonic acid trisodium sal Apollo Leather Brown PLA C.I. 34908 Daedo Acid Brown PNR Acid Brown 440 2,7-Naphthalenedisulfonicacid,4-[2-[2,6-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-5-[2-[4-(phenylamino)-3-sulfophenyl]diazenyl]phenyl]diazenyl]-5-hydroxy-,trisodiumsal Acid Brown 440 ISO 9001:2015 REACH C.I.Acid Brown 440:C.I.34908 93376-15-9 C34H21N8Na3O14S3 C34H21N8O14S3Na3