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136631-99-7

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136631-99-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136631-99-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,6,3 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 136631-99:
(8*1)+(7*3)+(6*6)+(5*6)+(4*3)+(3*1)+(2*9)+(1*9)=137
137 % 10 = 7
So 136631-99-7 is a valid CAS Registry Number.

136631-99-7Relevant articles and documents

Activity of Acyclic 6-(Phenylselenenyl)pyrimidine Nucleosides against Human Immunodeficiency Viruses in Primary Lymphocytes

Goudgaon, Naganna M.,Schinazi, Raymond F.

, p. 3305 - 3309 (1991)

Several 6-phenylselenenyl-substituted acyclouridine derivatives were prepared for evaluation as antiviral agents.Lithiation of the tert-butyldimethylsilyl-protected acyclonucleosides 4a-f with lithium diisopropylamide at -78 deg C, followed by reaction wi

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