142449-78-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142449-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,4,4 and 9 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 142449-78:
(8*1)+(7*4)+(6*2)+(5*4)+(4*4)+(3*9)+(2*7)+(1*8)=133
133 % 10 = 3
So 142449-78-3 is a valid CAS Registry Number.
InChI:InChI=1/C22H25Br4N3O7/c1-27-9-16(30)11-6-12(23)19(13(24)7-11)34-5-3-4-28-21(32)17-20(31)22(36-29-17)8-14(25)18(33-2)15(26)10-35-22/h6-7,10,16,20,27,30-31H,3-5,8-9H2,1-2H3,(H,28,32)