59022-72-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59022-72-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,0,2 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 59022-72:
(7*5)+(6*9)+(5*0)+(4*2)+(3*2)+(2*7)+(1*2)=119
119 % 10 = 9
So 59022-72-9 is a valid CAS Registry Number.
59022-72-9Relevant articles and documents
Porphyrinyl-nucleosides containing fluorinated nucleobases
Czuchajowski,Palka,Morra,Wandrekar
, p. 5409 - 5412 (1993)
Porphyrins were synthesized in which a meso-p-phenylene-O-bridge joins the porphine core with 5'-C of 5-fluorouridine (protected), 5-CF3-thymidine or 2-N-trifluoroacetamidato-6-O-pentafluorophenyl-2'-deoxyguanosine.