13656-41-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13656-41-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,6,5 and 6 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 13656-41:
(7*1)+(6*3)+(5*6)+(4*5)+(3*6)+(2*4)+(1*1)=102
102 % 10 = 2
So 13656-41-2 is a valid CAS Registry Number.
13656-41-2Relevant articles and documents
Process for the preparation of a benzoic acid derivative
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, (2008/06/13)
A process for the preparation of 2,6-difluorobenzamide, which comprises reacting 2,6-difluorobenzoyl fluoride with ammonia, in the presence of an inert solvent. Preferably the 2,6-difluorobenzoyl fluoride starting material has been prepared by reacting 2,