74220-07-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74220-07-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,2,2 and 0 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 74220-07:
(7*7)+(6*4)+(5*2)+(4*2)+(3*0)+(2*0)+(1*7)=98
98 % 10 = 8
So 74220-07-8 is a valid CAS Registry Number.
InChI:InChI=1/C24H28O3/c1-22-6-3-12(25)9-17(22)13-10-14(13)20-16(22)4-7-23(2)21(20)15-11-18(15)24(23)8-5-19(26)27-24/h3,6,9,13-16,18,20-21H,4-5,7-8,10-11H2,1-2H3/t13-,14+,15-,16+,18+,20-,21+,22-,23+,24+/m1/s1