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439242-00-9

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439242-00-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 439242-00-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,2,4 and 2 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 439242-00:
(8*4)+(7*3)+(6*9)+(5*2)+(4*4)+(3*2)+(2*0)+(1*0)=139
139 % 10 = 9
So 439242-00-9 is a valid CAS Registry Number.

439242-00-9Downstream Products

439242-00-9Relevant articles and documents

First total synthesis of natural aplyolides B and D, ichthyotoxic macrolides isolated from the skin of the marine mollusk Aplysia depilans

Spinella, Aldo,Caruso, Tonino,Coluccini, Carmine

, p. 1681 - 1683 (2002)

A convergent pathway is described for the synthesis of the marine macrolides aplyolides B (2) and D (3). Stereoselective preparation of a key fragment was achieved by Sharpless asymmetric dihydroxylation of eneyne 10.

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