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144460-31-1

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144460-31-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144460-31-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,4,6 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 144460-31:
(8*1)+(7*4)+(6*4)+(5*4)+(4*6)+(3*0)+(2*3)+(1*1)=111
111 % 10 = 1
So 144460-31-1 is a valid CAS Registry Number.

144460-31-1Relevant articles and documents

Total Stereospecific Synthesis of all cis-5,8,11,14,17-Eicosapentaenoic Acid (EPA)

Viala, Jacques,Sandri, Jacqueline

, p. 4897 - 4900 (2007/10/02)

Total stereospecific synthesis of EPA has been performed by a sequence of ozonolysis, selective reduction and Wittig reactions which affords the cis-skipped olefinic system.Versatile compound 4, readily prepared from dihydro anisole, allowed us to prepare the skipped dienic synthon 2 in high yield.Key Words: All cis-eicosapentanoic acid, EPA, cis-Wittig reaction, Ozonolysis.

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