109237-00-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109237-00-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,2,3 and 7 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 109237-00:
(8*1)+(7*0)+(6*9)+(5*2)+(4*3)+(3*7)+(2*0)+(1*0)=105
105 % 10 = 5
So 109237-00-5 is a valid CAS Registry Number.
InChI:InChI=1/C21H28O4/c1-11(22)14-6-7-15-13-5-4-12-8-17(23)18(24)10-20(12,2)16(13)9-19(25)21(14,15)3/h5-6,8,15-19,23-25H,4,7,9-10H2,1-3H3/t15-,16?,17+,18+,19+,20-,21+/m0/s1