57834-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57834-44-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,8,3 and 4 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 57834-44:
(7*5)+(6*7)+(5*8)+(4*3)+(3*4)+(2*4)+(1*4)=153
153 % 10 = 3
So 57834-44-3 is a valid CAS Registry Number.
57834-44-3Relevant articles and documents
Formamidines useful as ultraviolet light absorbers
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, (2008/06/13)
Novel substituted formamidines are useful as ultraviolet light absorbers, the formamidines being characterized by the formula: STR1 wherein: R1 represents an alkyl group containing one to five carbon atoms; B is selected from the group consisti