Dynasty Colourants Co., Ltd.

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Contact us

  • Company Name: Dynasty Colourants Co., Ltd.
  • Street: 18fl., King International , No. 345 South Huancheng West Road Ningbo China,
  • City: Ningbo
  • Province/state: Hangzhou
  • Country/region: China
  • Tel: 0086-574-27897999 +86 574 27862090
  • Fax: 0086-574-27862092
  • Email:

Reactive Orange 5

  • CAS No:70210-21-8 trisodium
    Molecular Structure

    Other Information

  • CAS Registry Number: 70210-21-8
  • EINECS: 274-418-9
  • Molecular Weight: 788.071388
  • InchiKey: HTXSZYABOIULBS-ZHMXUHHZSA-K
  • InChI: InChI=1S/C26H20ClN7O10S3.3Na/c1-34(26-30-24(27)29-25(31-26)28-15-5-4-6-
    17(13-15)45(36,37)38)16-9-10-18-14(11-16)12-21(47(42,
    43)44)22(23(18)35)33-32-19-7-2-3-8-20(19)46(39,40)41;;;/h2-13,32H,1H3,
    (H,36,37,38)(H,39,40,41)(H,42,43,44)(H,28,29,30,
    31);;;/q;3*+1/p-3/b33-22-;;;
  • Molecular Formula: C26H17ClN7Na3O10S3