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Substance Name: Arsenazo I
RN: 520-10-5
InChIKey: NJZWLEZSGOTSHR-VHEBQXMUSA-N

Note

  • Calcium-sensitive, metallochromic dye used as reagent.

Molecular Formula

  • C16-H13-As-N2-O11-S2

Molecular Weight

  • 548.336
 
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Names and Synonyms

Name of Substance

  • Arsenazo I

Synonyms

  • AI3-52540
  • EINECS 208-285-5

Systematic Names

  • 2,7-Naphthalenedisulfonic acid, 3-((2-arsonophenyl)azo)-4,5-dihydroxy-
  • Trisodium 2-(-hydrogen arsonatophenylazo)-1,8-dihydroxynaphthalene-3,6-disulphonate

Registry Numbers

CAS Registry Number

  • 520-10-5

System Generated Number

  • 0000520105

Structure Descriptors

InChI

1S/C16H13AsN2O11S2/c20-12-7-9(31(25,26)27)5-8-6-13(32(28,29)30)15(16(21)14(8)12)19-18-11-4-2-1-3-10(11)17(22,23)24/h1-7,20-21H,(H2,22,23,24)(H,25,26,27)(H,28,29,30)/b19-18+

InChIKey

NJZWLEZSGOTSHR-VHEBQXMUSA-N

Smiles

c1(c(c(c2c(cc(S(=O)(=O)O)cc2c1)O)O)\N=N\c1c([As](=O)(O)O)cccc1)S(=O)(=O)O