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72159-38-7

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72159-38-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72159-38-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,5 and 9 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 72159-38:
(7*7)+(6*2)+(5*1)+(4*5)+(3*9)+(2*3)+(1*8)=127
127 % 10 = 7
So 72159-38-7 is a valid CAS Registry Number.

72159-38-7Relevant articles and documents

Synthesis of 5'-C-methyl-D-allo- and L-talo-ribonucleoside 3'-O- phosphoramidites and their incorporation into hammerhead ribozymes

Beigelman,Karpeisky,Usman

, p. 901 - 905 (2007/10/02)

5'-C-Methyl-D-allo and L-talo-ribonucleoside 3'-O-phosphoramidites were prepared from L-rhamnose in 13 and 15 steps respectively. Incorporation of L-talo residues in the hammerhead ribozyme and the resulting activity and stability of the modified ribozyme

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