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1426409-99-5

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1426409-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1426409-99-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,6,4,0 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1426409-99:
(9*1)+(8*4)+(7*2)+(6*6)+(5*4)+(4*0)+(3*9)+(2*9)+(1*9)=165
165 % 10 = 5
So 1426409-99-5 is a valid CAS Registry Number.

1426409-99-5Relevant articles and documents

Synthesis of 3,4-dihydroisoquinolines by cyclization of 1-bromo-2-(2-isocyanoalkyl)benzenes with butyllithium

Kobayashi, Kazuhiro,Matsumoto, Naoki,Matsumoto, Kota

, p. 389 - 397 (2013/03/14)

A new and convenient method for the preparation of 3,3-disubstituted 3,4-dihydroisoquinolines has been developed. Thus, the reaction of 1-bromo-2-(bromomethyl)benzenes with (1-isocyano-1-lithioalkyl)benzenes, generated by the treatment of (1-isocyanoalkyl

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