57664-46-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57664-46-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,6,6 and 4 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 57664-46:
(7*5)+(6*7)+(5*6)+(4*6)+(3*4)+(2*4)+(1*6)=157
157 % 10 = 7
So 57664-46-7 is a valid CAS Registry Number.
57664-46-7Relevant academic research and scientific papers
Substituted benzofurans and benzothiophenes
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, (2008/06/13)
The compounds are benzoyl benzofurans and benzothiophenes having pharmacological activity, in particular, coronary vasodilator activity useful for the treatment of angina pectoris and intermediates for the preparation thereof.
