134-47-4 Jacid urea-China suppliers & exporters

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Jacid urea

Category : Intermediates/Pharmaceutical intermediates

CAS NO : 134-47-4 EC NO : 205-142-9

MF : C₂₁H₁₆N₂O₉S₂

Main Specifications :

Synonyms : 7,7-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid];5,5-DIHYDROXY-7,7-DISULPHO-2,2-DINAPHTHYL UREA;J Acid Urea;4,4'-dihydroxy-7,7'-ureylenedi(naphthalene-2-sulphonic acid);7,7'-(Carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid];6,6'-ureylene-bis(1-naphthol-3-sulfonic acid);phosgenated;N,N'-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea;7,7'-Ureylenebis(4-hydroxy-2-naphthalenesulfonic acid);N,N'-Bis[6-(1-naphthol-3-sulfonic acid)]urea;2-Naphthalenesulfonic acid, 7,7-(carbonyldiimino)bis4-hydroxy-;4-hydroxy-7-{[(5-hydroxy-7-sulfonaphthalen-2-yl)carbamoyl]amino}naphthalene-2-sulfonic acid;7,7'-Ureylene-bis-(4-hydroxynaphthalene-2-sulfonic acid);Carbonyl J Acid;

Molecular Structure: Jacid urea 134-47-4

Product description:

Structural formula:

Specification:

Appearance	dry grey-white powder
Content	≥80%
Free J acid	≤0.2%(HPLC)
Insoluble solid	≤0.3%
Chloride value	≤5%

Description:
C₂₁H₁₆O₉N₂S₂M.W:504.50
Use:Used as azo medium.Mainly used for the preparation of direct Orange S and direct acid-proof bright-red 4BS
Package:25kg-plastic-woven bag lined with a plastic bag inside

Address:	Company: Pingyuan Xinda Chemical Co., Ltd.
Zip Code:	253100
Contact:	Xu
Phone:	+86-534-4665685; 4290998 An Manager13626375821
Fax:	+86-534-4665685
Mobile phone:	13626375821 An Manager; 13326260777 Xu Manager
Website:	www.xdchem.com.cn
E-mail Address:	asc@xdchem.com.cn