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disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate

disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate structure

CAS No.: 2347-72-0

Chemical Name:: disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate

Synonyms: E 111;CI 15980;ORANGEGGN;FOODORANGE2;CIFOODORANGE2;C.I.Food Orange 2:C.I.15980;disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate;6-Hydroxy-5-[(3-sulfophenyl)azo]-2-naphthalenesulfonic acid disodium salt;2-Naphthalenesulfonic acid, 6-hydroxy-5-(3-sulfophenyl)azo-, disodium salt;6-Hydroxy-5-(m-sodiooxysulfonylphenylazo)-2-naphthalenesulfonic acid sodium salt

CBNumber:: CB2876771

Molecular Formula:: C16H10N2Na2O7S2

Molecular Weight:: 452.36934

MDL Number:: MFCD27963387

MOL File:: 2347-72-0.mol

Last updated:2023-05-25 18:01:04

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disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate Properties

LogP	-0.095 (est)
EWG's Food Scores	1
FDA UNII	35HF83708U

disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Aaron Chemicals	AR007OQ2	2-Naphthalenesulfonicacid,6-hydroxy-5-[2-(3-sulfophenyl)diazenyl]-,sodiumsalt(1:2)	2347-72-0	5g	$40	2021-12-16	Buy

Product number	Packaging	Price	Buy
AR007OQ2	5g	$40	Buy

disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate Chemical Properties,Uses,Production

Preparation

3-Aminobenzenesulfonic acid diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

bright orange. Soluble in water for golden brown, slightly soluble in ethanol for light golden brown. The strong sulfuric acid in orange, orange for gold after diluted. The dye solution to join strong hydrochloric acid for golden brown; Add thick sodium hydroxide solution for red light orange brown.

disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate Preparation Products And Raw materials

Raw materials

Metanilic acid 6-Hydroxynaphthalene-2-sulphonic acid

Preparation Products

disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate Suppliers

Global( 23)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Shanghai Acmec Biochemical Technology Co., Ltd.	+undefined18621343501	product@acmec-e.com	China	33350	58
Shanghai BeiZhuo Biotech Co., Ltd.	021-61119791,13386096464	bzswkf@foxmail.com	China	3924	50
Shanghai JONLN Reagent Co., Ltd.	400-0066400 13621662912	422131432@qq.com	China	9986	55
Shanghai HuanChuan Industry Co.,Ltd.	021-61478794	sales@hcshhai.com	China	9798	50
Shanghai Jizhi Biochemical Technology Co. Ltd.	400-400-400-9004166 18616739031	3007523370@qq.com	China	52712	58
Shanghai Haohong Pharmaceutical Co., Ltd.	4008210725 4008210725	malulu@leyan.com	China	55023	58
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd	17691182729 18161915376	1046@dideu.com	China	10010	58

Supplier	Advantage
Shanghai Acmec Biochemical Technology Co., Ltd.	58
Shanghai BeiZhuo Biotech Co., Ltd.	50
Shanghai JONLN Reagent Co., Ltd.	55
Shanghai HuanChuan Industry Co.,Ltd.	50
Shanghai Jizhi Biochemical Technology Co. Ltd.	58
Shanghai Haohong Pharmaceutical Co., Ltd.	58
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd	58

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disodium 6-hydroxy-5-[(3-sulphonatophenyl)azo]naphthalene-2-sulphonate CI 15980 2-Naphthalenesulfonic acid, 6-hydroxy-5-(3-sulfophenyl)azo-, disodium salt E 111 ORANGEGGN CIFOODORANGE2 FOODORANGE2 6-Hydroxy-5-(m-sodiooxysulfonylphenylazo)-2-naphthalenesulfonic acid sodium salt 6-Hydroxy-5-[(3-sulfophenyl)azo]-2-naphthalenesulfonic acid disodium salt 2-Naphthalenesulfonicacid, 6-hydroxy-5-[2-(3-sulfophenyl)diazenyl]-, sodium salt (1:2) C.I.Food Orange 2:C.I.15980 2347-72-0