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Merck

74748

Supelco

Patent Blue V calcium salt

analytical standard

Sinónimos:

Patent Blue V hemicalcium salt

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About This Item

Fórmula empírica (notación de Hill):
C27H31N2O7S2 · 0.5Ca
Número de CAS:
Peso molecular:
579.71
Colour Index Number:
42051
Beilstein/REAXYS Number:
4108121
EC Number:
MDL number:
UNSPSC Code:
85151701
PubChem Substance ID:
E Number:
E131
NACRES:
NA.24

grade

analytical standard

Quality Level

assay

≥97.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

SMILES string

[Ca++].CCN(CC)c1ccc(cc1)\C(=C2/C=C\C(C=C2)=[N+](\CC)CC)c3cc(O)c(cc3S([O-])(=O)=O)S([O-])(=O)=O.CCN(CC)c4ccc(cc4)C(=C5/C=C\C(C=C5)=[N+](\CC)CC)\c6cc(O)c(cc6S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/2C27H32N2O7S2.Ca/c2*1-5-28(6-2)21-13-9-19(10-14-21)27(20-11-15-22(16-12-20)29(7-3)8-4)23-17-24(30)26(38(34,35)36)18-25(23)37(31,32)33;/h2*9-18H,5-8H2,1-4H3,(H2-,30,31,32,33,34,35,36);/q;;+2/p-2

InChI key

RTMBGDBBDQKNNZ-UHFFFAOYSA-L

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Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Literature for Patent Blue Violet discusses two dyes which are very similar, Color Index Numbers 42045 and 42051. Structurally they differ with regard to the substituents on one of the aromatic rings. C.I. 42045 is 2,4-disulfo-substituted while C.I. 42051 is 2,4-disulfo-5-hydroxy-substituted. This is the latter form.

Recommended products

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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