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261959-97-1

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261959-97-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 261959-97-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,1,9,5 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 261959-97:
(8*2)+(7*6)+(6*1)+(5*9)+(4*5)+(3*9)+(2*9)+(1*7)=181
181 % 10 = 1
So 261959-97-1 is a valid CAS Registry Number.

261959-97-1Relevant articles and documents

Synthesis of unsymmetrical chiral triaza-18-crown-6 and diaza-12-crown-4 with a pendant group

Lee,Jung,Lee,Ahn,Kim

, p. 7225 - 7227 (2007/10/03)

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