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1276692-13-7

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1276692-13-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1276692-13-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,6,6,9 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1276692-13:
(9*1)+(8*2)+(7*7)+(6*6)+(5*6)+(4*9)+(3*2)+(2*1)+(1*3)=187
187 % 10 = 7
So 1276692-13-7 is a valid CAS Registry Number.

1276692-13-7Relevant articles and documents

Synthesis and complexation studies between trifluoromethylammonium threads and dibenzo[24]Crown-8

Johnsen, Carsten,Stein, Paul C.,Nielsen, Kent A.,Bond, Andrew D.,Jeppesen, Jan O.

, p. 759 - 769 (2011)

Two new ammonium threads were synthesized and characterized. They are composed of either one or two bis-alkylammonium sites that can act as recognition elements for dibenzo[24]crown-8 (DB24C8) and are both appended with two electron-withdrawing trifluorom

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