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Sigma-Aldrich

Cupromeronic Blue

Mixture of cis- and trans-isomers, solid

Synonym(s):

Copper-2(3)-9(10)-16(17)-23(24)-tetramethyl-2(3)-9(10)-16(17)-23-(24)-tetra-azoniaphthaloeyanine tetrakis (methanosulfate)

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About This Item

Empirical Formula (Hill Notation):
C36H36CuN12O16S4
CAS Number:
Molecular Weight:
1084.55
UNSPSC Code:
12171500

form

solid

mol wt

1084.5

storage temp.

−20°C

SMILES string

COS([O-])(=O)=O.COS([O-])(=O)=O.COS([O-])(=O)=O.COS([O-])(=O)=O.C[n+]1cccc2c3nc(nc4n5[Cu]n6c(nc7nc(nc5c8[n+](C)cccc48)c9ccc[n+](C)c79)c%10ccc[n+](C)c%10c6n3)c12

Biochem/physiol Actions

Intense blue cationic dye developed specifically for electron microscopic localization and characterization of proteoglycans and sulfated glycosaminoglycans.

Other Notes

Cupromeronic Blue consists of several isomers, depending on whether the quaternized groups are cis or trans across the planar macrocycle. Preparations are assumed to contain all possible isomers.

Legal Information

Cupromeronic Blue is a trademark of Prof. J.E. Scott

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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M Haigh et al.
Basic and applied histochemistry, 30(4), 479-486 (1986-01-01)
The application to connective tissues etc. of new histochemical and ultrastructural methods involving consecutive treatment with dye-salt baths, specific enzymes, antibodies and decalcifying fluids, is best carried out on sections on glass slides. This ensures uniform access of reagents to

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