133140-31-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133140-31-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,1,4 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 133140-31:
(8*1)+(7*3)+(6*3)+(5*1)+(4*4)+(3*0)+(2*3)+(1*1)=75
75 % 10 = 5
So 133140-31-5 is a valid CAS Registry Number.
133140-31-5Relevant articles and documents
Benzimidazoles and medicaments containing these compounds
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, (2008/06/13)
The invention relates to benzimidazoles of the formula STR1 in which R1 to R2 are as defined in claim 1, 1 and 3 isomer mixtures thereof and addition salts thereof which have valuable properties. In particular, the novel compounds ar