143264-73-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143264-73-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,2,6 and 4 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 143264-73:
(8*1)+(7*4)+(6*3)+(5*2)+(4*6)+(3*4)+(2*7)+(1*3)=117
117 % 10 = 7
So 143264-73-7 is a valid CAS Registry Number.
143264-73-7Relevant articles and documents
The synthesis of 4'-t-butylcarbamyl- and 4'-p-toluenesulphonamidyl-2',3'- dideoxy pyrimidine nucleoside analogues
Pickering,Malhi,Coe,Walker
, p. 1493 - 1506 (1994)
The preparation of 4'-t-butylcarbamyl-2',3'-dideoxy thymidine, uridine and 5-ethyl uridine nucleoside analogues and 4'-p-toluenesulphonamidyl-2',3'- dideoxy thymidine and 5-ethyl uridine nucleoside analogues from L- pyroglutamic acid is reported.
