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1315561-49-9

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1315561-49-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1315561-49-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,5,5,6 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1315561-49:
(9*1)+(8*3)+(7*1)+(6*5)+(5*5)+(4*6)+(3*1)+(2*4)+(1*9)=139
139 % 10 = 9
So 1315561-49-9 is a valid CAS Registry Number.

1315561-49-9Relevant articles and documents

Synthesis and characterization of a new soluble metal-free and metallophthalocyanines bearing biphenyl-4-yl methoxy groups

Dilber, Gülsev,Durmu?, Mahmut,Kantekin, Halit,Akr, Volkan

experimental part, p. 2805 - 2814 (2011/08/10)

The synthesis and characterization of peripherally tetra-biphenyl-4-yl- methoxy substituted metal-free (4), Ni(II) (5), Cu(II) (6), Zn(II) (7), Co(II) (8) and Pb(II) (9) phthalocyanine derivatives are reported. These new phthalocyanine derivatives show th

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