57072-99-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57072-99-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,0,7 and 2 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 57072-99:
(7*5)+(6*7)+(5*0)+(4*7)+(3*2)+(2*9)+(1*9)=138
138 % 10 = 8
So 57072-99-8 is a valid CAS Registry Number.
InChI:InChI=1/C22H28O6/c1-20-8-6-13(23)10-12(20)4-5-14-15-7-9-22(27,18(25)19(26)28-3)21(15,2)11-16(24)17(14)20/h6,8,10,14-17,24,27H,4-5,7,9,11H2,1-3H3/t14-,15-,16-,17+,20-,21-,22-/m0/s1