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1149740-71-5

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1149740-71-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1149740-71-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,9,7,4 and 0 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1149740-71:
(9*1)+(8*1)+(7*4)+(6*9)+(5*7)+(4*4)+(3*0)+(2*7)+(1*1)=165
165 % 10 = 5
So 1149740-71-5 is a valid CAS Registry Number.

1149740-71-5Upstream product

1149740-71-5Relevant articles and documents

Total synthesis of the antiviral peptide antibiotic feglymycin

Dettner, Frank,Haenchen, Anne,Schols, Dominique,Toti, Luigi,Nusser, Antje,Suessmuth, Roderick D.

supporting information; experimental part, p. 1856 - 1861 (2009/09/06)

An adaptable approach: The first highly convergent stereoselective synthesis of feglymycin (see structure) and its enantiomer is based on the coupling of repeating peptide fragments. The use of weakly basic conditions throughout the synthesis suppressed t

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