DIRECT RED 31
Price:Negotiable
Contact Info
- Add:RM.1909-1910 VENTURE TOWER,NO.16 BUZHENGXIANG HAISHU DISTRICT,NINGBO,CHINA, Zip: 315010
- Contact: YU LI PING
- Tel:+86-574-87716276 87721076 87703994
- Email:information@newdragondyes.com
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Description
Additional Information
CAS NO:5001-72-9
EC NO:225-669-8
Molecular Formula:C32H21N5Na2O8S2
Molecular Weight:713.6474
Synonyms:;C.I.Direct Red 31;Disodium 7,7'-iminobis(4-hydroxy-3-(phenylazo)naphthalene-2-sulphonate);Direct Pink 5B;2-Naphthalenesulfonic acid, 7,7'-iminobis(4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2);2-Naphthalenesulfonic acid, 7,7'-iminobis(4-hydroxy-3-(2-;EINECS 225-669-8;2-Naphthalenesulfonic acid, 7,7'-iminobis(4-hydroxy-3-(phenylazo)-, disodium salt;disodium (3E,3'E)-7,7'-iminobis[4-oxo-3-(2-phenylhydrazinylidene)-3,4-dihydronaphthalene-2-sulfonate];
Molecular Structure:
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