66607-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66607-74-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,6,0 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 66607-74:
(7*6)+(6*6)+(5*6)+(4*0)+(3*7)+(2*7)+(1*4)=147
147 % 10 = 7
So 66607-74-7 is a valid CAS Registry Number.
InChI:InChI=1/C17H22O5/c1-8-7-10-12-13(15(2)9(8)5-6-11(15)18)22-17(4,20)16(12,3)14(19)21-10/h5,8,10,12-13,20H,6-7H2,1-4H3/t8-,10+,12-,13-,15+,16+,17+/m0/s1