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21534-03-2

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21534-03-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21534-03-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,5,3 and 4 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 21534-03:
(7*2)+(6*1)+(5*5)+(4*3)+(3*4)+(2*0)+(1*3)=72
72 % 10 = 2
So 21534-03-2 is a valid CAS Registry Number.

21534-03-2Downstream Products

21534-03-2Relevant articles and documents

Production of octaketide polyenes by the calicheamicin polyketide synthase CalE8: Implications for the biosynthesis of enediyne core structures

Belecki, Katherine,Crawford, Jason M.,Townsend, Craig A.

, p. 12564 - 12566 (2009)

(Chemical Equation Presented) Enediyne antibiotics are categorized according to the presence of either a 9- or 10-membered ring within their polyketide-derived core structures. Recent literature reports have favored the notion that biosynthetic divergence

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