121280-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121280-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,8 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 121280-49:
(8*1)+(7*2)+(6*1)+(5*2)+(4*8)+(3*0)+(2*4)+(1*9)=87
87 % 10 = 7
So 121280-49-7 is a valid CAS Registry Number.
InChI:InChI=1/C39H49N9O13/c1-19(40)29(51)17-28(46(3)34(55)26(43-33(54)20(2)41)14-21-6-4-8-23(49)12-21)32(42)35(56)48(38(59)44-27(37(57)58)15-22-7-5-9-24(50)13-22)18-25-16-30(52)36(61-25)47-11-10-31(53)45-39(47)60/h4-13,18-20,26-28,30,32,36,49-50,52H,14-17,40-42H2,1-3H3,(H,43,54)(H,44,59)(H,57,58)(H,45,53,60)/b25-18+/t19-,20-,26-,27?,28?,30?,32?,36?/m0/s1