105275-74-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105275-74-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,2,7 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 105275-74:
(8*1)+(7*0)+(6*5)+(5*2)+(4*7)+(3*5)+(2*7)+(1*4)=109
109 % 10 = 9
So 105275-74-9 is a valid CAS Registry Number.
InChI:InChI=1/C15H14N2O6S/c1-6(18)9-12(20)17-10(14(21)22)15(24-13(9)17)23-8-4-2-7(3-5-8)11(16)19/h2-6,9,13,18H,1H3,(H2,16,19)(H,21,22)/t6-,9+,13-/m1/s1