23535-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23535-89-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,5,3 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 23535-89:
(7*2)+(6*3)+(5*5)+(4*3)+(3*5)+(2*8)+(1*9)=109
109 % 10 = 9
So 23535-89-9 is a valid CAS Registry Number.
InChI:InChI=1/C8H2Cl4O4.2C4H9.Sn/c9-3-1(7(13)14)2(8(15)16)4(10)6(12)5(3)11;2*1-3-4-2;/h(H,13,14)(H,15,16);2*1,3-4H2,2H3;/rC8H2Cl4O4.C8H18Sn/c9-3-1(7(13)14)2(8(15)16)4(10)6(12)5(3)11;1-3-5-7-9-8-6-4-2/h(H,13,14)(H,15,16);3-8H2,1-2H3