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1207518-57-7

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1207518-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1207518-57-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,7,5,1 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1207518-57:
(9*1)+(8*2)+(7*0)+(6*7)+(5*5)+(4*1)+(3*8)+(2*5)+(1*7)=137
137 % 10 = 7
So 1207518-57-7 is a valid CAS Registry Number.

1207518-57-7Downstream Products

1207518-57-7Relevant articles and documents

NEW ANTIVIRAL MODIFIED NUCLEOSIDES

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Page/Page column 75-76, (2010/04/03)

This invention relates to novel compounds that have various medicinal applications, e.g. for the treatment and/or prevention of viral infections. wherein: X is CH or CR6; R1 is halogen, NR7R8 or OR9; R2 is H, halogen, or NR7R8; R3 is H, alkyl, alkenyl, alkynyl, aryl, cycloalkyl, heterocycloalkyl or heteroaryl, each of which is optionally substituted with one or more substituents; R4 is H, acyl or an amino acid ester; R5 is H, acyl or an amino acid ester; R6 is alkyl, alkenyl, alkynyl, aryl, cycloalkyl, heterocycloalkyl, heteroaryl, halogen, cyano, nitro, hydroxy, alkoxy, alkylthio, amino, alkylamino, carboxy, carboxamide or alkyloxycarbonyl, each of which is optionally substituted with one or more substituents; R7 and R8 are independently selected from the group consisting of H, alkyl, alkenyl, alkynyl, aryl, cycloalkyl, heterocycloalkyl, heteroaryl, amino, alkylamino, arylamino, hydroxy, alkoxy, arylcarbonyl and alkylcarbonyl, each of which is optionally substituted with one or more substituents; and R3 is H, alkyl, alkenyl, alkynyl, aryl, cycloalkyl, heterocycloalkyl, heteroaryl, alkylcarbonyl or arylcarbonyl, each of which is optionally substituted with one or more substituents;

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