Direct brown 33 (C.I. 35520)

Direct brown 33 (C.I. 35520) 구조식 이미지
카스 번호:
1324-87-4
상품명:
Direct brown 33 (C.I. 35520)
동의어(영문):
Direct Brown 33;C.I. Direct brown 33;Direct brown 33 (C.I. 35520);C.I.Direct Brown 33:C.I.35520;2,7-Naphthalenedisulfonic acid, 5-((diamino((8-hydroxy-6-sulfo-2-naphthalenyl)azo)phenyl)azo)-4-hydroxy-3-((4'-((4-hydroxyphenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, trisodium salt
CBNumber:
CB61485572
분자식:
C44H32N10O12S3.3Na
포뮬러 무게:
1057.97
MOL 파일:
Mol file

Direct brown 33 (C.I. 35520) 속성

안전

Direct brown 33 (C.I. 35520) C화학적 특성, 용도, 생산

제조 방법

4-(4-Aminophenyl)benzenamine double nitriding, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, and then and phenol coupling, product to diazo, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? diazo, and Benzene-1,3-diamine coupled to a product matches

Properties and Applications

dark red light brown. Soluble in water for the opacity of the purple brown, and adequate soluble in ethanol, acetone and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for blue-ray in purple to red light navy, dilute for purple after brown; In nitric acid completely dissolved in for red light gray; In strong hydrochloric acid in completely dissolved not for red light gray. The dye solution to join strong hydrochloric acid with brown precipitation; Join rare hydrochloric acid for orange brown; Add 10% sodium hydroxide solution for yellow light brown.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3-4 3 2 2 2-3
AATCC 5 4 3 4 3-4

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