7,7'-[Ureylenebis[(1-hydroxy-3-sodiosulfonaphthalene-6,2-diyl)azo(4,1-phenylene)azo]]bis[naphthalene-1,3-disulfonic acid disodium] salt
- CAS No.
- 33448-68-9
- Chemical Name:
- 7,7'-[Ureylenebis[(1-hydroxy-3-sodiosulfonaphthalene-6,2-diyl)azo(4,1-phenylene)azo]]bis[naphthalene-1,3-disulfonic acid disodium] salt
- Synonyms
- C.I.35790;Direct Red 32;C.I.Direct Red 32;C.I.Direct Red 32:C.I.35790;7,7'-[Ureylenebis[(1-hydroxy-3-sodiosulfonaphthalene-6,2-diyl)azo(4,1-phenylene)azo]]bis[naphthalene-1,3-disulfonic acid disodium] salt;1,3-Naphthalenedisulfonic acid, 7,7'-[carbonylbis[imino(1-hydroxy-3-sulfo-6,2-naphthalenediyl)azo-4,1-phenyleneazo]]bis-, hexasodium salt (9CI)
- CBNumber:
- CB32177868
- Molecular Formula:
- C53H36N10O21S6.6Na
- Molecular Weight:
- 0
- MOL File:
- 33448-68-9.mol
7,7'-[Ureylenebis[(1-hydroxy-3-sodiosulfonaphthalene-6,2-diyl)azo(4,1-phenylene)azo]]bis[naphthalene-1,3-disulfonic acid disodium] salt Chemical Properties,Uses,Production
Preparation
7-Aminonaphthalene-1,3-disulfonic acid diazo, with (Phenylamino)methanesulfonic acid?coupling, and then a sulfonic acid hydrolysis off base, its product (2 Moore) diazo, coupled with N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea.
Properties and Applications
blue-ray red.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
AATCC | 4 | 4-5 | 4 | 2 | 4 |
7,7'-[Ureylenebis[(1-hydroxy-3-sodiosulfonaphthalene-6,2-diyl)azo(4,1-phenylene)azo]]bis[naphthalene-1,3-disulfonic acid disodium] salt Preparation Products And Raw materials
Raw materials
Preparation Products
33448-68-9(7,7'-[Ureylenebis[(1-hydroxy-3-sodiosulfonaphthalene-6,2-diyl)azo(4,1-phenylene)azo]]bis[naphthalene-1,3-disulfonic acid disodium] salt)Related Search:
7,7'-[Ureylenebis[(1-hydroxy-3-sodiosulfonaphthalene-6,2-diyl)azo(4,1-phenylene)azo]]bis[naphthalene-1,3-disulfonic acid disodium] salt
C.I.35790
C.I.Direct Red 32
1,3-Naphthalenedisulfonic acid, 7,7'-[carbonylbis[imino(1-hydroxy-3-sulfo-6,2-naphthalenediyl)azo-4,1-phenyleneazo]]bis-, hexasodium salt (9CI)
C.I.Direct Red 32:C.I.35790
Direct Red 32
33448-68-9
C53H36N10O21S66Na