726201-98-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 726201-98-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,6,2,0 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 726201-98:
(8*7)+(7*2)+(6*6)+(5*2)+(4*0)+(3*1)+(2*9)+(1*8)=145
145 % 10 = 5
So 726201-98-5 is a valid CAS Registry Number.
726201-98-5Relevant articles and documents
Carbostyril derivatives
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, (2008/06/13)
PCT No. PCT/JP96/02892 Sec. 371 Date May 29, 1998 Sec. 102(e) Date May 29, 1998 PCT Filed Oct. 4, 1996 PCT Pub. No. WO97/12869 PCT Pub. Date Apr. 10, 1997A carbostyril derivative of the formula (1): wherein A is lower alkylene, R is H, halogen or lower al