139913-73-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139913-73-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,9,1 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139913-73:
(8*1)+(7*3)+(6*9)+(5*9)+(4*1)+(3*3)+(2*7)+(1*3)=158
158 % 10 = 8
So 139913-73-8 is a valid CAS Registry Number.
139913-73-8Relevant articles and documents
Stereospecificity of amino acid side chains in deltorphin defines binding to opioid receptors
Lazarus,Salvadori,Balboni,Tomatis,Wilson
, p. 1222 - 1227 (2007/10/02)
A series of individual D-amino acid replacement analogues of deltorphin A, several of which were in combination with a His4 deletion, were used to probe alterations of side-chain orientation on peptide binding parameters with rat brain opioid r