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Acid Brown 21

Acid Brown 21 Structure
Acid Brown 21 structure
CAS No.
61724-04-7
Chemical Name:
Acid Brown 21
Synonyms
Brown BRL;Acid Brown 21;C.I.AcidBlack21;NEUTER BROWN BRL;C.I.Acid Brown 21;Polfalan Brown TLN
CBNumber:
CB0969057
Molecular Formula:
C19H18N4O5S
Molecular Weight:
0
MDL Number:
MOL File:
Mol file
Request For Quotation

Acid Brown 21 price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
American Custom Chemicals Corporation DYE0002514 ACID BROWN 21 95.00% 61724-04-7 5MG $505.9 2021-12-16 Buy
Product number Packaging Price Buy
DYE0002514 5MG $505.9 Buy

Acid Brown 21 Chemical Properties,Uses,Production

Preparation

3-Amino-4-hydroxy-N-methylbenzenesulfonamide diazo, and N-(7-hydroxynaphthalen-1-yl)acetamide coupling, and the other will be 3-Amino-4-hydroxybenzenesulfonamide diazo, and 1-(4-Chlorophenyl)-3-methyl-1H-pyrazol-5(4H)-one?coupling, and then turn it into 1:2 chromium complex.

Properties and Applications

red light brown. Brown powder. The strong sulfuric acid for red sauce, diluted solution for red brown; No change in strong hydrochloric acid, diluted into shallow brown solution, and the precipitation; In the nitric acid for brown, sediment can dilute; In the thick of sodium hydroxide solution no change after dilute for brown. Water solution is brown. General for loose hair, tops and article polyamide, less used alone. Also used PVA fabric and dimension / cotton, wool / rayon blended fabric dyeing and printing, but also for leather dyeing.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6-7 5 5 5 5 5 4-5 4-5

Acid Brown 21 Preparation Products And Raw materials

Raw materials

1-Acetamido-7-hydroxynaphthalene 1-Acetamido-7-hydroxynaphthalene 2-Aminophenol-4-Sulfonmethylamide 3-Amino-4-hydroxybenzenesulphonamide 1-(4-Chlorophenyl)-3-methyl-2-pyrazolin-5-one

Preparation Products

Acid Brown 21 Suppliers

Global( 21)Suppliers
Supplier Tel Email Country ProdList Advantage
career henan chemical co 		+86-0371-86658258 15093356674; factory@coreychem.com China 29826 58
Hefei TNJ Chemical Industry Co.,Ltd. 		0551-65418671 sales@tnjchem.com China 34572 58
Shanghai JONLN Reagent Co., Ltd. 400-0066400 13621662912 422131432@qq.com China 9986 55
Wuhan kemike Biomedical Technology Co., Ltd 027-13163388153 13163388153 yeqiu416@163.com China 9979 58
Henan Vocas Biotechnology Co., Ltd 0185-37671377 18537671377 vocas@foxmail.com China 5011 58
Supplier Advantage
career henan chemical co 		58
Hefei TNJ Chemical Industry Co.,Ltd. 		58
Shanghai JONLN Reagent Co., Ltd. 55
Wuhan kemike Biomedical Technology Co., Ltd 58
Henan Vocas Biotechnology Co., Ltd 58

View Lastest Price from Acid Brown 21 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Acid Brown 21 pictures 2019-12-23 Acid Brown 21
61724-04-7
 US $2.00 / KG 1KG ≥98% 100kg Career Henan Chemical Co
  • Acid Brown 21 pictures
  • Acid Brown 21
    61724-04-7
  • US $2.00 / KG
  • ≥98%
  • Career Henan Chemical Co

61724-04-7(Acid Brown 21)Related Search:

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2,4-PENTANEDIONE, SILVER DERIVATIVE DICHLORO(ETHYLENEDIAMINE)PLATINUM(II) METHYL ISOCYANOACETATE Ethyl isocyanoacetate Benzyl isocyanide
SALCOMINE 1,1,3,3-TETRAMETHYLBUTYL ISOCYANIDE TERT-BUTYL ISOCYANIDE PHENYLSELENOL Ferric acetylacetonate
TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)EUROPIUM(III) Aluminum acetylacetonate Tosylmethyl isocyanide

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C.I.AcidBlack21 NEUTER BROWN BRL Acid Brown 21 Brown BRL C.I.Acid Brown 21 Polfalan Brown TLN 61724-04-7 C19H18N4O5S