77587-89-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77587-89-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,5,8 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 77587-89:
(7*7)+(6*7)+(5*5)+(4*8)+(3*7)+(2*8)+(1*9)=194
194 % 10 = 4
So 77587-89-4 is a valid CAS Registry Number.
InChI:InChI=1/C21H25N5O.HI/c1-2-7-19(27)26(21-23-12-13-24-21)14-16-15-8-3-4-9-17(15)25-20(16)18-10-5-6-11-22-18;/h3-6,8-11,19,25,27H,2,7,12-14H2,1H3,(H,23,24);1H