72169-92-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72169-92-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,6 and 9 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 72169-92:
(7*7)+(6*2)+(5*1)+(4*6)+(3*9)+(2*9)+(1*2)=137
137 % 10 = 7
So 72169-92-7 is a valid CAS Registry Number.
InChI:InChI=1/C22H27NO3/c1-14(24)6-7-15-9-16-10-21(25-2)22(26-3)12-18(16)19-11-17-5-4-8-23(17)13-20(15)19/h6-7,9-10,12,14,17,24H,4-5,8,11,13H2,1-3H3/b7-6-/t14-,17?/m0/s1