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676604-40-3

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676604-40-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 676604-40-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,6,6,0 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 676604-40:
(8*6)+(7*7)+(6*6)+(5*6)+(4*0)+(3*4)+(2*4)+(1*0)=183
183 % 10 = 3
So 676604-40-3 is a valid CAS Registry Number.

676604-40-3Relevant articles and documents

First Total Synthesis of trans- and cis-Resorcylide: Remarkable Hydrogen-Bond-Controlled, Stereospecific Ring-Closing Metathesis

Couladouros, Elias A.,Mihou, Anastasia P.,Bouzas, Emmanuel A.

, p. 976 - 980 (2007/10/03)

Stereospecific synthesis of the pair of natural macrolides, trans- and cis-resorcylide, was performed using ring-closing metathesis on dienes 3 and 4, which lack or feature an intramolecular H-bond, respectively. An effective Stille carbonylative

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