131921-19-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131921-19-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,9,2 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 131921-19:
(8*1)+(7*3)+(6*1)+(5*9)+(4*2)+(3*1)+(2*1)+(1*9)=102
102 % 10 = 2
So 131921-19-2 is a valid CAS Registry Number.
131921-19-2Relevant articles and documents
AROMATASE INHIBITING 4(5)-IMIDAZOLES
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, (2008/06/13)
Novel 4(5)-imidazole derivatives of specified formula and their non-toxic salts possess selective aromatase inhibiting properties, which are valuable in the treatment of estrogen dependent diseases e.g. breast cancer.