Cas 1219077-75-4,bis(trimethylsilyl) [3-(trimethylsilyl)propyl]phosphonate

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Check Digit Verification of cas no

The CAS Registry Mumber 1219077-75-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,0,7 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1219077-75:
(9*1)+(8*2)+(7*1)+(6*9)+(5*0)+(4*7)+(3*7)+(2*7)+(1*5)=154
154 % 10 = 4
So 1219077-75-4 is a valid CAS Registry Number.

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1219077-75-4Relevant articles and documents

Reaction of bis(trimethylsiloxy)phosphine with trimethylsilane

Voronkov,Pestunovich,Albanov,Kukhareva

experimental part, p. 1080 - 1082 (2011/05/04)

Bis(trimethylsilyl) [3-(trimethylsilyl)propyl]phosphonate and trimethylsilyl [3-(trimethylsilyl)propyl]-phosphinate are obtained by the reaction of bis(trimethylsiloxy)phosphine with trimethylallylsilane and converted into [3-(trimethylsilyl)propyl]phosphinic and [3-(trimethylsilyl) propyl]phosphonic acid, respectively, by the reaction with methanol.

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1219077-75-4