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13917-53-8

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13917-53-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13917-53-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,9,1 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 13917-53:
(7*1)+(6*3)+(5*9)+(4*1)+(3*7)+(2*5)+(1*3)=108
108 % 10 = 8
So 13917-53-8 is a valid CAS Registry Number.

13917-53-8Relevant articles and documents

Convenient methods for the synthesis of a library of hemilabile phosphines

Jimenez, M. Victoria,Perez-Torrente, Jesus J.,Bartolome, M. Isabel,Oro, Luis A.

experimental part, p. 1916 - 1922 (2009/12/28)

A series of novel functionalized phosphines of hemilabile character, R 2P(CH2)nZ, have been prepared from diarylphosphines using several synthetic methodologies. The synthetic methods include the alkylation of lithium diar

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