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626242-99-7

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626242-99-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 626242-99-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,6,2,4 and 2 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 626242-99:
(8*6)+(7*2)+(6*6)+(5*2)+(4*4)+(3*2)+(2*9)+(1*9)=157
157 % 10 = 7
So 626242-99-7 is a valid CAS Registry Number.

626242-99-7Relevant articles and documents

Total Synthesis and Conformational Analysis of the Antifungal Agent (-)-PF1163B

Bouazza, Fodil,Renoux, Brigitte,Bachmann, Christian,Gesson, Jean-Pierre

, p. 4049 - 4052 (2003)

(Equation presented) (-)-PF1163B, a new macrocyclic antifungal antibiotic isolated from Streptomyces sp., has been prepared in eight steps from (S)-citronellene. The key step is a ring-closing metathesis reaction of an ester and amide derivative obtained from a substituted N-methyl-L-tyrosine.

Total synthesis of the antifungal antibiotic PF1163A

Krishna, Palakodety Radha,Srinivas, Palabindela

, p. 769 - 774 (2012/09/05)

The total synthesis of a novel antifungal antibiotic PF1163A is reported utilising Keck asymmetric allylation, Sharpless kinetic resolution, regioselective epoxide-ring opening, esterification and ring-closing metathesis as the key reactions.

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