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1158537-26-8

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1158537-26-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1158537-26-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,8,5,3 and 7 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1158537-26:
(9*1)+(8*1)+(7*5)+(6*8)+(5*5)+(4*3)+(3*7)+(2*2)+(1*6)=168
168 % 10 = 8
So 1158537-26-8 is a valid CAS Registry Number.

1158537-26-8Relevant articles and documents

Syntheses and properties of octa-, tetra-, and di-hydroxy-substituted phthalocyanines

Li, Hairong,Nguyen, Ngan,Fronczek, Frank R.,Vicente, M. Gra?a H.

experimental part, p. 3357 - 3363 (2009/09/27)

The synthesis and photophysical properties of a new series of zinc(II) phthalocyanines (ZnPcs) bearing multiple hydroxy and tert-butyl groups are reported. The X-ray structures of two phthalonitriles and one ZnPc are presented. All hydroxy-substituted ZnP

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