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Acid Red 137

Acid Red 137 structure

CAS No.: 6222-63-5

Chemical Name:: Acid Red 137

Synonyms: Scarlet A;Acid red 137 (C.I. 17755);C.I.Acid Red 137:C.I.17755;Blackley Fast Paper Scarlet N;Acid Red 137 ISO 9001：2015 REACH;sodium 7-(acetylamino)-3-[[4-(acetylamino)phenyl]azo]-4-hydroxynaphthalene-2-sulphonate;2-Naphthalenesulfonic acid, 7-(acetylamino)-3-[2-[4-(acetylamino)phenyl]diazenyl]-4-hydroxy-, sodium salt (1:1)

CBNumber:: CB9875506

Molecular Formula:: C20H18N4O6S.Na

Molecular Weight:: 465.44

MDL Number:: MFCD30720256

MOL File:: 6222-63-5.mol

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

Product description	Number	Pack Size	Price
ACID RED 137 95.00%	DYE0001039	5MG	$496.67
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Acid Red 137 Properties

EPA Substance Registry System	2-Naphthalenesulfonic acid, 7-(acetylamino)-3-[[4-(acetylamino)phenyl]azo]-4-hydroxy-, monosodium salt (6222-63-5)

SAFETY

Risk and Safety Statements

TSCA	TSCA listed

Acid Red 137 price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
American Custom Chemicals Corporation	DYE0001039	ACID RED 137 95.00%	6222-63-5	5MG	$496.67	2021-12-16	Buy

Product number	Packaging	Price	Buy
DYE0001039	5MG	$496.67	Buy

Acid Red 137 Chemical Properties,Uses,Production

Preparation

N-(4-aminophenyl)acetamide diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

yellow light red. Soluble in water for red, red orange for adequate soluble in alcohol. The strong sulfuric acid for product red, diluted into yellow orange. In water solution to join after strong hydrochloric acid red brown precipitation; Add thick sodium hydroxide solution into a yellow brown.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
Standard	Light Fastness	Fading	Stain	Persperation Fastness	Fading	Stain	Fading	Stain
AATCC	5

Acid Red 137 Preparation Products And Raw materials

Raw materials

Preparation Products

Acid Red 137 Suppliers

Global( 11)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +86-189 4982 3763	sales@tnjchem.com	China	34526	58
Dideu Industries Group Limited	+86-29-89586680 +86-15129568250	1059@dideu.com	China	29096	58
Alfa Chemistry	+1-5166625404;	Info@alfa-chemistry.com	United States	20000	58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.	+8618950047208	ellena@amitychem.com	China	43392	58
DAYANG CHEM (HANGZHOU) CO.,LTD	+86-88938639 +86-17705817739	info@dycnchem.com	China	53799	58
Alfa Chemistry	1-516-6625404	support@alfa-chemistry.com	United States	9170	60
Shaanxi Dideu Newmaterial Co., Ltd.	029-63373950 17392216152	1050@dideu.com	China	9991	58

Supplier	Advantage
Hefei TNJ Chemical Industry Co.,Ltd.	58
Dideu Industries Group Limited	58
Alfa Chemistry	58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.	58
DAYANG CHEM (HANGZHOU) CO.,LTD	58
Alfa Chemistry	60
Shaanxi Dideu Newmaterial Co., Ltd.	58

6222-63-5(Acid Red 137)Related Search:

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METHYL ISOCYANOACETATE TERT-BUTYL ISOCYANIDE N-BUTYLISOCYANIDE 1,1,3,3-TETRAMETHYLBUTYL ISOCYANIDE Ethyl isocyanoacetate

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sodium 7-(acetylamino)-3-[[4-(acetylamino)phenyl]azo]-4-hydroxynaphthalene-2-sulphonate Acid red 137 (C.I. 17755) Scarlet A Blackley Fast Paper Scarlet N Acid Red 137 ISO 9001：2015 REACH C.I.Acid Red 137:C.I.17755 2-Naphthalenesulfonic acid, 7-(acetylamino)-3-[2-[4-(acetylamino)phenyl]diazenyl]-4-hydroxy-, sodium salt (1:1) 6222-63-5 C20H17N4NaO6S