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83703-80-4

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83703-80-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83703-80-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,0 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 83703-80:
(7*8)+(6*3)+(5*7)+(4*0)+(3*3)+(2*8)+(1*0)=134
134 % 10 = 4
So 83703-80-4 is a valid CAS Registry Number.

83703-80-4Relevant articles and documents

Solution phase synthesis and purification of the minigramicidin ion channels and a succinyl-linked gramicidin

Arndt, Hans-Dieter,Vescovi, Andrea,Schrey, Anna,Pfeifer, Jochen R,Koert, Ulrich

, p. 2789 - 2801 (2007/10/03)

Peptides with alternating D- and L-configured residues as found in the natural ion channel active peptide gramicidin A (gA) are important building blocks for artificially engineered ion channels. We detail an optimised solution phase synthesis employing a

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