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75721-41-4

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75721-41-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75721-41-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,7,2 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75721-41:
(7*7)+(6*5)+(5*7)+(4*2)+(3*1)+(2*4)+(1*1)=134
134 % 10 = 4
So 75721-41-4 is a valid CAS Registry Number.

75721-41-4Downstream Products

75721-41-4Relevant academic research and scientific papers

SYNTHESE DE LA CYCLO-5'-8 DESOXY-5' ADENOSINE: STEREOCHIMIE ET MECHANISME DE LA CYCLISATION D'UN DERIVE DE L'IODO-5' ADENOSINE PAR LE ZINC

Zylber, J.,Pontikis, R.,Merrien, A.,Merienne, C.,Baran-Marszak, M.,Gaudemer, A.

, p. 1579 - 1584 (1980)

N,N'-Dibenzoyl 2',3'-O-isopropylidene 5'-deoxy 5'-iodo adenosine can efficiently transformed into the corresponding 5',8-cyclo-7,8-dihydronucleoside by zinc in pyridine.Only one diastereoisomer is obtained.By spin decoupling and NOE techniques at 250 MHz,

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