138504-03-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138504-03-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,5,0 and 4 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 138504-03:
(8*1)+(7*3)+(6*8)+(5*5)+(4*0)+(3*4)+(2*0)+(1*3)=117
117 % 10 = 7
So 138504-03-7 is a valid CAS Registry Number.
138504-03-7Relevant articles and documents
Dibisyl(fluorenylidene)stannene: evidence of its formation
Anselme, G.,Couret, C.,Escudie, J.,Richelme, S.,Satge, J.
, p. 321 - 328 (2007/10/02)
The dibisyl(fluorenylidene)stannene 4, obtained by dehydro-chlorination or -fluorination of the corresponding chloro- or fluoro-stannanes 5 and 6 by tert-butyllithium is an extremely air-sensitive compound.It has not been isolated, but identified by trapp
