98103-10-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98103-10-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,1,0 and 3 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 98103-10:
(7*9)+(6*8)+(5*1)+(4*0)+(3*3)+(2*1)+(1*0)=127
127 % 10 = 7
So 98103-10-7 is a valid CAS Registry Number.
InChI:InChI=1/C48H37N3O21/c1-22(52)48(60)19-30-37(43(56)39-38(41(30)54)40(53)29-4-3-5-31(67-2)36(29)42(39)55)33(20-48)69-35-18-32(71-46(58)24-8-14-27(15-9-24)50(63)64)44(72-47(59)25-10-16-28(17-11-25)51(65)66)34(70-35)21-68-45(57)23-6-12-26(13-7-23)49(61)62/h3-17,32-35,44,54,56,60H,18-21H2,1-2H3