41834-91-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41834-91-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,8,3 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 41834-91:
(7*4)+(6*1)+(5*8)+(4*3)+(3*4)+(2*9)+(1*1)=117
117 % 10 = 7
So 41834-91-7 is a valid CAS Registry Number.
41834-91-7Relevant articles and documents
Production of 1-phenyl-3-cyanoureas
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, (2008/06/13)
Disclosed herein is a method for producing 1-phenyl-3-cyanoureas with the general formula: STR1 by reacting the corresponding benzamide with an alkali metal or alkaline earth metal hypohalite followed by reaction with cyanamide.