125638-91-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 125638-91-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,6,3 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 125638-91:
(8*1)+(7*2)+(6*5)+(5*6)+(4*3)+(3*8)+(2*9)+(1*1)=137
137 % 10 = 7
So 125638-91-7 is a valid CAS Registry Number.
InChI:InChI=1/C20H33N3O4.ClH/c1-7-23(8-2)19(26)22-15-9-10-18(17(11-15)14(3)24)27-13-16(25)12-21-20(4,5)6;/h9-11,16,21,25H,7-8,12-13H2,1-6H3,(H,22,26);1H/t16-;/m1./s1