500303-74-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 500303-74-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,0,3,0 and 3 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 500303-74:
(8*5)+(7*0)+(6*0)+(5*3)+(4*0)+(3*3)+(2*7)+(1*4)=82
82 % 10 = 2
So 500303-74-2 is a valid CAS Registry Number.
500303-74-2Relevant articles and documents
5-AMIDINO-N-(2-AMINOPHENETHYL)-HYDROXYBENZENESULFONAMIDE DERIVATIVE, MEDICINAL COMPOSITION CONTAINING THE SAME, AND INTERMEDIATE THEREFOR
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, (2010/02/06)
The present invention relates to a 5-amidino-N-(2-aminophenethyl)-2-hydroxybenzenesulfonamide derivative represented by the general formula: wherein R1 is a hydrogen atom or a lower alkyl group; R2 represents a hydrogen atom, an opti