Direct green 34 (C.I. 27970)

6369-30-8

CAS №: 6369-30-8

английское имя:: Direct green 34 (C.I. 27970)

Синонимы:: C.I.27970;Direct Green 34;C.I.Direct Green 34;Direct green 34 (C.I. 27970);C.I.Direct Green 34:C.I.27970;2-[4-[2-[4-[[3-Ethoxy-4-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphtyl]azo]-7-sulfo-1-naphtyl]azo]-2-sulfophenyl]vinyl]-3-sulfophenyl]-2H-naphtho[1,2-d]triazole-5-sulfonic acid pentasodium salt

CBNumber:: CB51485454

Формула:

молекулярный вес:: 0

MOL File:: 6369-30-8.mol

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Direct green 34 (C.I. 27970) атрибут

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Direct green 34 (C.I. 27970) химические свойства, назначение, производство

Подготовка

2-(2-Sulfo-4-nitrostyryl)-5-aminobenzenesulfonic acid diazo, and 4-Hydroxynaphthalene-1-sulfonic acid coupling, and then in the presence of copper sulfate its into three thiazole structure of compounds, and the method will be reduced to amino Nitro. The product diazo, and 5-Amino-7-ehtoxy-2-naphthalenesulfonic acid coupling, again diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Свойства и приложения

green. Soluble in water for SAP green, slightly soluble in ethanol is shallow olive gray. The strong sulfuric acid for blue-ray gray, diluted green for blue-ray. The dye solution with strong hydrochloric acid with olives to blue light grey precipitation; Add thick dark blue light green sodium hydroxide solution precipitation.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
AATCC	2-3	3-4	6-7	3-4		3

Direct green 34 (C.I. 27970) препаратная продукция и сырье

сырьё

5-amino-7-ehtoxy-2-naphthalenesulfonic acid 7-анилино-4-гидрокси-2-нафталинсульфоновая кислота 1-Naphthol-4-sulfonic acid 4-Nitro-4'-aminostilbene-2,2'-disulfonic acid

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