1228877-19-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1228877-19-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,8,7 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1228877-19:
(9*1)+(8*2)+(7*2)+(6*8)+(5*8)+(4*7)+(3*7)+(2*1)+(1*9)=187
187 % 10 = 7
So 1228877-19-7 is a valid CAS Registry Number.
1228877-19-7Relevant articles and documents
URACYL CYCLOPROPYL NUCLEOTIDES
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, (2010/06/22)
Compounds of the formula (I) including any possible stereoisomers thereof, wherein: R1 is hydrogen or halo; R4 is a monophosphate, diphosphate or triphosphate ester; or R4 is a group of formula (II) R7 is option