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Reference substances

Reference substances

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General information

Inventory

EC number:
274-548-6
EC name:
Tetrasodium [2-[2-[4-[[3-hydroxy-4-[(2-hydroxy-5-sulphophenyl)azo]phenyl]azoxy]-2-sulphophenyl]vinyl]-5-[[4-[(4-sulphophenyl)azo]-2,5-xylyl]azoxy]benzenesulphonato(6-)]cuprate(4-)
CAS number:
70304-36-8

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Reference substance information

IUPAC name:
tetrasodium [2-[2-[4-[[3-hydroxy-4-[(2-hydroxy-5-sulphophenyl)azo]phenyl]azoxy]-2-sulphophenyl]vinyl]-5-[[4-[(4-sulphophenyl)azo]-2,5-xylyl]azoxy]benzenesulphonato(6-)]cuprate(4-)

CAS information

CAS number:
70304-36-8

Molecular and structural information

Molecular formula:
C40H26CuN8O16S4.4Na
Molecular weight:
ca. 1 158.5