98503-07-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98503-07-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,5,0 and 3 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 98503-07:
(7*9)+(6*8)+(5*5)+(4*0)+(3*3)+(2*0)+(1*7)=152
152 % 10 = 2
So 98503-07-2 is a valid CAS Registry Number.
InChI:InChI=1/C32H54INO21/c33-13-5-12(1-2-14(13)39)3-4-34(6-15(40)21(44)29(17(42)8-35)54-31-27(50)25(48)23(46)19(10-37)52-31)7-16(41)22(45)30(18(43)9-36)55-32-28(51)26(49)24(47)20(11-38)53-32/h1-2,5,15-32,35-51H,3-4,6-11H2/t15-,16-,17+,18+,19+,20+,21+,22+,23-,24-,25-,26-,27+,28+,29+,30+,31-,32?/m0/s1