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87307-83-3

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87307-83-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87307-83-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,3,0 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 87307-83:
(7*8)+(6*7)+(5*3)+(4*0)+(3*7)+(2*8)+(1*3)=153
153 % 10 = 3
So 87307-83-3 is a valid CAS Registry Number.

87307-83-3Relevant articles and documents

Synthesis of enantiopure 10-nornaltrexones in the search for toll-like receptor 4 antagonists and opioid ligands

Selfridge, Brandon R.,Deschamps, Jeffrey R.,Jacobson, Arthur E.,Rice, Kenner C.

, p. 5007 - 5018 (2014/06/23)

10-Nornaltrexones (3-(cyclopropylmethyl)-4a,9-dihydroxy-2,3,4,4a,5,6- hexahydro-1H-benzofuro[3,2-e]isoquinolin-7(7aH)-one, 1) have been underexploited in the search for better opioid ligands, and their enantiomers have been unexplored. The synthesis of tr

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