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134361-21-0

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134361-21-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134361-21-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,3,6 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 134361-21:
(8*1)+(7*3)+(6*4)+(5*3)+(4*6)+(3*1)+(2*2)+(1*1)=100
100 % 10 = 0
So 134361-21-0 is a valid CAS Registry Number.

134361-21-0Relevant articles and documents

Nucleoside analogs

-

, (2008/06/13)

Provided are compounds of the following formulae: A phosphonomethoxymethyoxymethyl purine/pyrimidine derivative of the formula STR1 wherein X and X' are the same or different and are hydrogen or alkyl. R and R' are the same or different and are hydrogen, alkyl, hydroxyalkyl or alkanoyl and B is a purine or pyrimidine base. A compound of formula (VI) STR2 wherein X is halogen, Y is S-phenyl, Se-phenyl or halogen and B is hypoxanthine, xanthine, guanine, 8-bromoguanine, 8-chloroguanine, 8-methylguanine, 8-thioguanine, 3-deazaguanine, purine, 2-aminopurine, 2,6-diaminopurine, adenine, 3-deazaadenine, 8-aminoguanine, 8-hydrazinoguanine, 8-hydroxyguanine, cytosine, 5-ethylcytosine, 5-methylcytosine, thymine, uracil, 5-chlorouracil, 5-bromouracil, 5-ethyluracil, 5-iodouracil, 5-propyluracil or 5-vinyluracil, 2-acetamido-6-diphenylcarbamoylpurine, 6-N-dimethylamino-methyladenine or 6-N-pivaloyladenine. A compound of formula (VII) STR3 wherein B is guanine, 8-guanine, 8-bromoguanine, 8-chloroguanine, 8-methylguanine, 8-thioguanine, 3-deazaguanine, 8-aminoguanine, 8-hydrazinoguanine, 8-hydroxyguanine, cytosine, 5-ethylcytosine, or 5-methylcytosine.

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