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121888-45-7

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121888-45-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121888-45-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,8,8 and 8 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 121888-45:
(8*1)+(7*2)+(6*1)+(5*8)+(4*8)+(3*8)+(2*4)+(1*5)=137
137 % 10 = 7
So 121888-45-7 is a valid CAS Registry Number.

121888-45-7Relevant articles and documents

Synthesis and biological activity of some partially modified retro-inverso analogues of cholecystokinin

Rodriguez,Galas,Lignon,Mendre,Laur,Aumelas,Martinez

, p. 2331 - 2339 (2007/10/02)

Syntheses of some partially modified retro-inverso analogues of the C-terminal octa- or heptapeptide of cholecystokinin are described. These analogues (in which the C-terminal carboxamide was deleted or not) were obtained by reverting one or several pepti

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