109278-36-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109278-36-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,2,7 and 8 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 109278-36:
(8*1)+(7*0)+(6*9)+(5*2)+(4*7)+(3*8)+(2*3)+(1*6)=136
136 % 10 = 6
So 109278-36-6 is a valid CAS Registry Number.
InChI:InChI=1/C18H14O7/c1-22-10-6-11-13(7-5-12(20)25-18(7)24-11)17-15(10)16(21)14-8(19)3-2-4-9(14)23-17/h2-4,6-7,12,18-20H,5H2,1H3