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144242-33-1

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144242-33-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144242-33-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,2,4 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 144242-33:
(8*1)+(7*4)+(6*4)+(5*2)+(4*4)+(3*2)+(2*3)+(1*3)=101
101 % 10 = 1
So 144242-33-1 is a valid CAS Registry Number.

144242-33-1Relevant articles and documents

Synthesis of Four Stereoisomeric Tetrose Derivatives from Propargyl Alcohol. One-carbon Homologation of Vinylsilanes via α,β-Epoxy Silanes

Achmatowicz, Barbara,Raubo, Piotr,Wicho, Jerzy

, p. 6593 - 6598 (2007/10/02)

Silicon-mediated synthesis of stereomeric tetroses 1, 2, 3, and 4, from propargyl alcohol is described.An allylic alcohol bearing the trimethylsilyl group in the γ position, rac-9b, was subjected to the Sharpless kinetic resolution to give (2S)-9b and the

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