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1269141-77-6

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1269141-77-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1269141-77-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,9,1,4 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1269141-77:
(9*1)+(8*2)+(7*6)+(6*9)+(5*1)+(4*4)+(3*1)+(2*7)+(1*7)=166
166 % 10 = 6
So 1269141-77-6 is a valid CAS Registry Number.

1269141-77-6Relevant articles and documents

Synthesis of Isothiocineole and Application in Multigram-Scale Sulfur Ylide Mediated Asymmetric Epoxidation and Aziridination

Fearraigh, Martin P. ó,Matlock, Johnathan V.,Illa, Ona,McGarrigle, Eoghan M.,Aggarwal, Varinder K.

, p. 3337 - 3343 (2018)

The synthesis of the chiral sulfide isothiocineole from limonene and elemental sulfur on multi-gram scale and its alkylation to make >50 g of the corresponding benzylsulfonium salt are described. The application of this salt to the sulfur ylide-mediated asymmetric epoxidation of aldehydes and the asymmetric aziridination of imines on a >5 g scale is demonstrated.

Stereospecific ring expansion of chiral vinyl aziridines

Brichacek, Matthew,Navarro Villalobos, Mauricio,Plichta, Alexandra,Njardarson, Jon T.

supporting information; experimental part, p. 1110 - 1113 (2011/04/25)

In this report, it is demonstrated that chiral vinyl aziridines can be stereospecifically ring expanded. This synthetic approach allows controlled access to chiral 2,5-cis-or 2,5-trans-3-pyrroline products from starting materials with the appropriate aziridine geometry. Twenty three ring expansion examples, most of which feature a stereospecific cyclization, are presented.(Figure Presented)

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