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71907-55-6

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71907-55-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71907-55-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,0 and 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 71907-55:
(7*7)+(6*1)+(5*9)+(4*0)+(3*7)+(2*5)+(1*5)=136
136 % 10 = 6
So 71907-55-6 is a valid CAS Registry Number.

71907-55-6Relevant articles and documents

Macrocyclic amides as ionophores for lead-selective membrane electrodes

Malinowska,Wroblewski,Ostaszewski,Jurczak

, p. 701 - 706 (2007/10/03)

A series of ionophores based on diaza 18-crown-6 units possessing amide and sulfonamide functions were prepared. Their complexing properties were investigated insolvent polymeric membrane electrodes. The influence of the structure of ligands, prepared on

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