312905-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 312905-02-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,2,9,0 and 5 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 312905-02:
(8*3)+(7*1)+(6*2)+(5*9)+(4*0)+(3*5)+(2*0)+(1*2)=105
105 % 10 = 5
So 312905-02-5 is a valid CAS Registry Number.
312905-02-5Relevant articles and documents
IMPROVED PHARMACEUTICAL FORMULATIONS COMPRISING RITONAVIR
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Page/Page column 13, (2008/06/13)
Improved pharmaceutical compositions are provided comprising one or more HIV protease inhibiting compounds having improved dissolution properties in a mixture of a fatty acid, ethanol, and water.