129623-30-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129623-30-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,6,2 and 3 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 129623-30:
(8*1)+(7*2)+(6*9)+(5*6)+(4*2)+(3*3)+(2*3)+(1*0)=129
129 % 10 = 9
So 129623-30-9 is a valid CAS Registry Number.
InChI:InChI=1/C29H28N4O3/c1-29-27(35-4)20(31(2)3)13-21(36-29)32-18-11-7-5-9-15(18)23-24-17(14-30-28(24)34)22-16-10-6-8-12-19(16)33(29)26(22)25(23)32/h5-12,20-21,27H,13-14H2,1-4H3,(H,30,34)/t20-,21-,27+,29+/m1/s1