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380909-81-9

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380909-81-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 380909-81-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,0,9,0 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 380909-81:
(8*3)+(7*8)+(6*0)+(5*9)+(4*0)+(3*9)+(2*8)+(1*1)=169
169 % 10 = 9
So 380909-81-9 is a valid CAS Registry Number.

380909-81-9Relevant articles and documents

A second-generation total synthesis of (+)-phorboxazole A

Smith III, Arnos B.,Razler, Thomas M.,Ciavarri, Jeffrey P.,Hirose, Tomoyasu,Ishikawa, Tomoyasu,Meis, Regina M.

, p. 1192 - 1200 (2008/09/17)

(Chemical Equation Presented) A highly convergent second-generation synthesis of (+)-phorboxazole A has been achieved. Highlights of the synthetic approach include improved Petasis-Ferrier union/rearrangement conditions on a scale to assemble multigram qu

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