ChemicalBook >> CAS DataBase List >>disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate

disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate

disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate structure

CAS No.: 6359-95-1

Chemical Name:: disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate

Synonyms: C.I.18930;Acid Yellow 200;C.I.Acid Yellow 200;QXPFZJZLQUYJGS-VBJZDLSPSA-N;Acid yellow 200 (C.I. 18930);C.I.Acid Yellow 200:C.I.18930;disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate;2-[[1-(2-Chloro-5-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]-1-naphthalenesulfonic acid disodium salt;1-Naphthalenesulfonic acid, 2-[[1-(2-chloro-5-sulfophenyl) -4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo ]-, disodium salt

CBNumber:: CB0941989

Molecular Formula:: C20H13ClN4Na2O7S2

Molecular Weight:: 566.90236

MDL Number:

MOL File:: 6359-95-1.mol

MSDS File:: SDS

Last updated:2025-12-31 14:38:37

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disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate Properties

EPA Substance Registry System	1-Naphthalenesulfonic acid, 2-[[1-(2-chloro-5-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]-, disodium salt (6359-95-1)

SAFETY

Risk and Safety Statements

TSCA	TSCA listed

disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate Chemical Properties,Uses,Production

Uses

C.I. Acid yellow 200 is an acidic yellow dye that can be adsorbed and removed by bentone.

Preparation

2-Aminonaphthalene-1-sulfonic acid diazo, and 4-Chloro-3-(3-methyl-5-oxo4,5-dihydropyrazol-1-yl)benzenesulfonic acidcoupling.

Properties and Applications

brilliant yellow. Mainly used for wool dyeing.

References

[1] Baskaralingam P, Pulikesi M, Elango D, et al. Adsorption of acid dye onto organobentonite[J]. Journal of hazardous materials, 2006, 128(2-3): 138-144.

disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate Preparation Products And Raw materials

Raw materials

2-Aminonaphthalene-1-sulfonic acid 4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid

Preparation Products

disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate Suppliers

Global( 6)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hubei xin bonus chemical co. LTD	86-13657291602	linda@hubeijusheng.com	CHINA	22963	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52846	58
GIHI CHEMICALS CO.,LIMITED	+86-571-86217390; +8618058761490	info@gihichemicals.com	China	49964	58
Alfa Chemistry	1-516-6625404	support@alfa-chemistry.com	United States	9171	60

Supplier	Advantage
Hubei xin bonus chemical co. LTD	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
GIHI CHEMICALS CO.,LIMITED	58
Alfa Chemistry	60

6359-95-1(disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate )Related Search:

ACID YELLOW 199 Acid Yellow 215:1 2-Naphthalenesulfonic acid, 6-[(2-hydroxy-5-methylphenyl)azo]-, monosodium salt Acid Yellow 194 C.I. Acid Yellow 2

ACID YELLOW 219 ACID YELLOW 19 DIRECT PURE YELLOW 5G C.I. Acid Yellow 20

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disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate Acid Yellow 200 Acid yellow 200 (C.I. 18930) 1-Naphthalenesulfonic acid, 2-[[1-(2-chloro-5-sulfophenyl) -4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo ]-, disodium salt 2-[[1-(2-Chloro-5-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]-1-naphthalenesulfonic acid disodium salt C.I.18930 C.I.Acid Yellow 200 QXPFZJZLQUYJGS-VBJZDLSPSA-N C.I.Acid Yellow 200:C.I.18930 6359-95-1 Organics