198012-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 198012-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,0,1 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 198012-72:
(8*1)+(7*9)+(6*8)+(5*0)+(4*1)+(3*2)+(2*7)+(1*2)=145
145 % 10 = 5
So 198012-72-5 is a valid CAS Registry Number.
198012-72-5Relevant articles and documents
PHENYLENE DERIVATIVES
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, (2008/06/13)
This invention relates to a phenylene derivative represented by the following formula (1) or a salt thereof and also to a medicine containing it as an effective ingredient. STR1 wherein R 1 represents H or halogen; A represents--CH=CH--,--CH=N--,--N(R. su
