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75521-91-4

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75521-91-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75521-91-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,5,2 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75521-91:
(7*7)+(6*5)+(5*5)+(4*2)+(3*1)+(2*9)+(1*1)=134
134 % 10 = 4
So 75521-91-4 is a valid CAS Registry Number.

75521-91-4Relevant academic research and scientific papers

Electron-Transfer Chain-Substitution Reactions of Ambident Anions

Kornblum, Nathan,Ackermann, Peter,Swiger, R. T.

, p. 5294 - 5298 (1980)

A simple explanation is proposed for the fact that electron-transfer chain-substitution reactions involving ambident anions give only one of the two possible products and experimental evidence which supports this hypothesis is presented.

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