103580-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103580-64-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,5,8 and 0 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 103580-64:
(8*1)+(7*0)+(6*3)+(5*5)+(4*8)+(3*0)+(2*6)+(1*4)=99
99 % 10 = 9
So 103580-64-9 is a valid CAS Registry Number.
InChI:InChI=1/C43H45N9O9S2.2Na/c1-4-5-17-61-24-32(53)23-46-31-13-16-36(33(44)22-31)50-48-34-14-11-27(18-25(34)2)28-12-15-35(26(3)19-28)49-51-41-37(62(55,56)57)20-29-21-38(63(58,59)60)42(43(54)39(29)40(41)45)52-47-30-9-7-6-8-10-30;;/h6-16,18-22,32,46,53-54H,4-5,17,23-24,44-45H2,1-3H3,(H,55,56,57)(H,58,59,60);;/q;2*+1/p-2