81003-04-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81003-04-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,0 and 3 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 81003-04:
(7*8)+(6*1)+(5*0)+(4*0)+(3*3)+(2*0)+(1*4)=75
75 % 10 = 5
So 81003-04-5 is a valid CAS Registry Number.
81003-04-5Relevant articles and documents
Ester derivatives of deoxyfluorouridine
-
, (2008/06/13)
New ester derivatives of deoxyfluorouridine of the general formula: STR1 wherein R and R40, may be identical or different, and may be hydrogen, halogen or methyl and n is 3 or 4. These derivatives are prepared by acylating a 2'-deoxy-3',5'-di-O
