Jacid urea 134-47-4 - Shandong Pingyuan Yongheng Chemical Co.,Ltd.

Contact: Mr.Wu
Tel: +86-534-4671879 4671688
Fax: +86-534-4670282
yaoyuanchem@sina.com
www.yhchem.cn
Region:China/Shandong

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Products Info

Jacid urea

Category:

Intermediates/Pharmaceutical intermediates

CAS NO:

134-47-4

EC NO:

205-142-9

MF:

C₂₁H₁₆N₂O₉S₂

MW:

504.4897

Specification:

InChI:

InChI=1/C21H16N2O9S2/c24-19-9-15(33(27,28)29)7-11-5-13(1-3-17(11)19)22-21(26)23-14-2-4-18-12(6-14)8-16(10-20(18)25)34(30,31)32/h1-10,24-25H,(H2,22,23,26)(H,27,28,29)(H,30,31,32)

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

Synonyms:

7,7-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid];5,5-DIHYDROXY-7,7-DISULPHO-2,2-DINAPHTHYL UREA;J Acid Urea;Bis-J Acid;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;

Molecular Structure:

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