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77904-13-3

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77904-13-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77904-13-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,9,0 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 77904-13:
(7*7)+(6*7)+(5*9)+(4*0)+(3*4)+(2*1)+(1*3)=153
153 % 10 = 3
So 77904-13-3 is a valid CAS Registry Number.

77904-13-3Relevant articles and documents

Synthesis of Tetraphenylstannacyclopentadienes (Stannoles). 1. Alkylation of 1,1-Dihalostannoles Leading to Lithium 1,1-Bis(η1-cyclopentadienyl)-1-halo-2,3,4,5-tetraphenylstannole, an - Anion with Pseudorotating Axial- and Equ

Gustavson, W. A.,Principe, L. M.,Rhee, W.-Z. Min,Zuckerman, J. J.

, p. 4126 - 4131 (2007/10/02)

1,1-Dibromo- and 1,1-diiodo-2,3,4,5-tetraphenylstannacyclopentadienes (dibromo- and diiodostannoles) formed from controlled phenyltin cleavage of hexaphenylstannole by elemental bromine and iodine, respectively, undergo conventional alkylation by methylli

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