139133-26-9 Usage
Uses
Platelet activating factor antagonist.
Check Digit Verification of cas no
The CAS Registry Mumber 139133-26-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,1,3 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 139133-26:
(8*1)+(7*3)+(6*9)+(5*1)+(4*3)+(3*3)+(2*2)+(1*6)=119
119 % 10 = 9
So 139133-26-9 is a valid CAS Registry Number.
InChI:InChI=1/C23H30N4O4S/c1-6-31-23(28)22(13-16(2)3)26(5)32(29,30)19-9-7-18(8-10-19)15-27-17(4)25-20-14-24-12-11-21(20)27/h7-12,14,16,22H,6,13,15H2,1-5H3