18403-67-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18403-67-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,4,0 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 18403-67:
(7*1)+(6*8)+(5*4)+(4*0)+(3*3)+(2*6)+(1*7)=103
103 % 10 = 3
So 18403-67-3 is a valid CAS Registry Number.
InChI:InChI=1/2C10H20O2S.C4H4O4.4C4H9.2Sn/c2*1-3-5-6-9(4-2)7-12-10(11)8-13;5-3(6)1-2-4(7)8;4*1-3-4-2;;/h2*9,13H,3-8H2,1-2H3;1-2H,(H,5,6)(H,7,8);4*1,3-4H2,2H3;;/q;;;;;;;2*+2/p-4/rC40H76O8S2Sn2/c1-9-17-23-35(15-7)31-45-39(43)33-49-51(27-19-11-3,28-20-12-4)47-37(41)25-26-38(42)48-52(29-21-13-5,30-22-14-6)50-34-40(44)46-32-36(16-8)24-18-10-2/h25-26,35-36H,9-24,27-34H2,1-8H3