1104921-23-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1104921-23-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,0,4,9,2 and 1 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1104921-23:
(9*1)+(8*1)+(7*0)+(6*4)+(5*9)+(4*2)+(3*1)+(2*2)+(1*3)=104
104 % 10 = 4
So 1104921-23-4 is a valid CAS Registry Number.
1104921-23-4Relevant articles and documents
C- and Si-substituted benzyl(ethynyl)silanes
Zhilitskaya,Yarosh,Yarosh,Voronkov
, p. 69 - 72 (2008/09/18)
Hitherto unknown mono-, di, and triethynyl C- and Si-substituted benzylsilanes were synthesized by the reaction of benzylmagnesium halides with dialkyl(ethynyl)fluorosilanes and of benzyldichloro(hydrocarbyl) silane and benzyltrichlorosilane with ethynylm
