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1879-54-5

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1879-54-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1879-54-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,7 and 9 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1879-54:
(6*1)+(5*8)+(4*7)+(3*9)+(2*5)+(1*4)=115
115 % 10 = 5
So 1879-54-5 is a valid CAS Registry Number.

1879-54-5Downstream Products

1879-54-5Relevant articles and documents

THE REACTION OF BENZYLTRIPHENYLARSONIUM YLIDES WITH ALDEHYDES. A NOTE ABOUT THE MECHANISM OF THE WITTIG REACTION.

Broos, Rene,Anteunis, Marc J. O.

, p. 271 - 280 (2007/10/02)

The products and stereochemistry of the reaction of the benzyltriphenyl arsonium ylide with benzaldehyde and acetaldehyde both in the presence of lithium salts and under salt-free conditions are studied by 1H NMR at 360 MHz.The stereochemistry is discussed in view of recent developments in the mechanistic interpretation of the Wittig and Johnson-Corey-Chaykovsky reaction.

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