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602308-91-8

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602308-91-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 602308-91-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,0,2,3,0 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 602308-91:
(8*6)+(7*0)+(6*2)+(5*3)+(4*0)+(3*8)+(2*9)+(1*1)=118
118 % 10 = 8
So 602308-91-8 is a valid CAS Registry Number.

602308-91-8Downstream Products

602308-91-8Relevant articles and documents

The Horner-Wadsworth-Emmons reaction in the synthesis of macrocyclic peptides: The Trp-His-Gly-Arg derived macrocycle of moroidin

Harrison, Justin R.,Moody, Christopher J.

, p. 5189 - 5191 (2007/10/03)

The Trp-His-Gly-Arg derived macrocycle 4 of moroidin 1 containing the unusual tryptophan C-2 histidine N-1 link has been synthesised in protected form. The key steps are displacement of a 2-chloroindole with a histidine derived nucleophile, a Horner-Wadsw

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