439904-79-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439904-79-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,9,0 and 4 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 439904-79:
(8*4)+(7*3)+(6*9)+(5*9)+(4*0)+(3*4)+(2*7)+(1*9)=187
187 % 10 = 7
So 439904-79-7 is a valid CAS Registry Number.
439904-79-7Relevant articles and documents
BIPHENYL DERIVATIVES
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Page/Page column 14-15, (2008/06/13)
Biphenyl derivatives represented by the following formula (1): wherein R1 represents a C5-7 alkyl group, R2 represents a substituted or unsubstituted aromatic hydrocarbon, or cycloalkyl group, R3 represents a te