872968-02-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872968-02-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,9,6 and 8 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 872968-02:
(8*8)+(7*7)+(6*2)+(5*9)+(4*6)+(3*8)+(2*0)+(1*2)=220
220 % 10 = 0
So 872968-02-0 is a valid CAS Registry Number.
872968-02-0Relevant articles and documents
PROCESS FOR PREPARING DI-ISOPROPYL ((1(HYDROXYMETHYL)-CYCLOPROPYL)OXY) METHYLPHOSPHONATE
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Page/Page column 8-9, (2008/06/13)
The present invention relates to a new process for preparing diisopropyl { [l-(hydroxymethyl)-cyclopropyl]oxy}methylphosphonate (2), which is a key intermediate for synthesizing an antiviral (particularly, against hepatitis B virus) nucleoside analogue. T