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133116-90-2

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133116-90-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133116-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,1,1 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 133116-90:
(8*1)+(7*3)+(6*3)+(5*1)+(4*1)+(3*6)+(2*9)+(1*0)=92
92 % 10 = 2
So 133116-90-2 is a valid CAS Registry Number.

133116-90-2Relevant articles and documents

Synthesis of 5-trifluoromethyl-5,8-dideazafolic acid and 5-trifluoromethyl-5,8-dideazaisofolic acid

Singh,Govindan,Hynes

, p. 2101 - 2105 (1990)

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