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681254-54-6

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681254-54-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 681254-54-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,1,2,5 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 681254-54:
(8*6)+(7*8)+(6*1)+(5*2)+(4*5)+(3*4)+(2*5)+(1*4)=166
166 % 10 = 6
So 681254-54-6 is a valid CAS Registry Number.

681254-54-6Downstream Products

681254-54-6Relevant articles and documents

A progressive synthetic strategy for class B synergimycins

Robinson, Jennifer L.,Taylor, Rachel E.,Liotta, Lisa A.,Bolla, Megan L.,Azevedo, Enrique V.,Medina, Irene,McAlpine, Shelli R.

, p. 2147 - 2150 (2007/10/03)

Described are the syntheses of four macrocyclic peptides that are the core structure of class B synergimycins, and the synthesis of a final class B derivative. Our synthetic route to these synergimycin derivatives allows the incorporation of amino acid su

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