186648-51-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 186648-51-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,6,4 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 186648-51:
(8*1)+(7*8)+(6*6)+(5*6)+(4*4)+(3*8)+(2*5)+(1*1)=181
181 % 10 = 1
So 186648-51-1 is a valid CAS Registry Number.
186648-51-1Relevant articles and documents
BIPHENYL SUBSTITUTED SPIROTETRONIC ACIDS AND THEIR USE FOR THE TREATMENT OF RETROVIRAL DISEASES
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Page/Page column 17, (2010/02/17)
The present invention relates to novel substituted spirotetronic acids (I) in which R1 and R2, together with the carbon atom to which they are bonded, form a group of the formula (1), (2), (3) or (4), whereby * represents the carbon