131454-49-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131454-49-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,4,5 and 4 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 131454-49:
(8*1)+(7*3)+(6*1)+(5*4)+(4*5)+(3*4)+(2*4)+(1*9)=104
104 % 10 = 4
So 131454-49-4 is a valid CAS Registry Number.
131454-49-4Relevant articles and documents
Process for producing isoxazole derivatives
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, (2008/06/13)
The present invention provides a process for producing isoxazole derivatives represented by the formula STR1 wherein R1 and R2 are the same or different and are each a hydrogen atom or lower alkoxyl, and R3 is cyano or alk
