1020151-61-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1020151-61-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,0,1,5 and 1 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1020151-61:
(9*1)+(8*0)+(7*2)+(6*0)+(5*1)+(4*5)+(3*1)+(2*6)+(1*1)=64
64 % 10 = 4
So 1020151-61-4 is a valid CAS Registry Number.
1020151-61-4Relevant articles and documents
A PROCESS FOR STEREOSELECTIVE SYNTHESIS OF 5-FLUORO-1-(2R,5S)-[2-(HYDROXYMETHYL)-1,3-OXATHIOLAN-5-YL]CYTOSINE
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Page/Page column 10, (2011/10/03)
The present invention provides an improved process for stereoselective preparation of 5-fluoro-l-(2R,5S)-[2-(hydroxymethyl)-l,3-oxathiolan-5-yl]cytosine and pharmaceutically acceptable salts thereof.
