263169-13-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 263169-13-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,3,1,6 and 9 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 263169-13:
(8*2)+(7*6)+(6*3)+(5*1)+(4*6)+(3*9)+(2*1)+(1*3)=137
137 % 10 = 7
So 263169-13-7 is a valid CAS Registry Number.
263169-13-7Relevant articles and documents
Methods for Producing Sulfonic Acid Diamides
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Page/Page column 5, (2010/09/07)
The present invention relates to a process for preparing sulfuric diamides of the general formula I [in-line-formulae]R1R2N—S(O)2—NH2??(I)[/in-line-formulae] in which R1 and R2 are each ind
