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220592-67-6

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220592-67-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 220592-67-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,5,9 and 2 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 220592-67:
(8*2)+(7*2)+(6*0)+(5*5)+(4*9)+(3*2)+(2*6)+(1*7)=116
116 % 10 = 6
So 220592-67-6 is a valid CAS Registry Number.

220592-67-6Relevant articles and documents

Phosphoramidate derivative of nucleoside compound and application thereof

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Paragraph 0192; 0194-0196, (2020/12/30)

The invention belongs to the technical field of medicines, and relates to a phosphoramidate derivative of a nucleoside compound and application thereof, and a pharmaceutical composition containing thecompound. The phosphoramidate derivative can be used as

Anti-hepatitis b virus drug

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Paragraph 0052, (2017/10/06)

The invention relates to a novel anti-hepatitis B virus drug represented in a formula I, and a nontoxic pharmaceutically acceptable salt and a hydrate thereof: (img file= 'DSA00000804267600011.TIF' wi= '739' he= '766' /), wherein R1 is alkyl or naphthenic base, of which the carbon number is 1-6, and R2 is H or alkyl of which the carbon number is 1-6.

HCV POLYMERASE INHIBITORS

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Page/Page column 69, (2015/03/28)

The invention provides compounds of the formula:(I) wherein B is a nucleobase selected from the groups (a) to (d) and the other variables are as defined in the claims, which are of use in the treatment or prophylaxis of hepatitis C virus infection, and related aspects.

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