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97721-63-6

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97721-63-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97721-63-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,7,2 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 97721-63:
(7*9)+(6*7)+(5*7)+(4*2)+(3*1)+(2*6)+(1*3)=166
166 % 10 = 6
So 97721-63-6 is a valid CAS Registry Number.

97721-63-6Relevant articles and documents

Conformationally Restricted C-Terminal Peptides of Substance P. Synthesis, Mass Spectral Analysis and Pharmacological Properties

Theodoropoulos, Dimitrios,Poulos, Constantin,Gatos, Dimitrios,Cordopatis, Pane,Escher, Emanuel,et al.

, p. 1536 - 1539 (2007/10/02)

Four cyclic analogues of the C-terminal hepta- or hexapeptide of substance P were prepared by the solution method.The cyclizations were obtained by substituting with cysteine the residues normally present in positions 5 or 6 or 11 of substance P and by su

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