57743-92-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57743-92-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,4 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 57743-92:
(7*5)+(6*7)+(5*7)+(4*4)+(3*3)+(2*9)+(1*2)=157
157 % 10 = 7
So 57743-92-7 is a valid CAS Registry Number.
InChI:InChI=1/C20H30O6/c1-15(2)6-4-7-16(3)12(15)5-8-17-9-18(24,11-21)19(25,10-17)13(22)14(23)20(16,17)26/h11-13,22,24-26H,4-10H2,1-3H3/t12-,13+,16-,17?,18+,19+,20-/m1/s1