116409-49-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116409-49-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,4,0 and 9 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 116409-49:
(8*1)+(7*1)+(6*6)+(5*4)+(4*0)+(3*9)+(2*4)+(1*9)=115
115 % 10 = 5
So 116409-49-5 is a valid CAS Registry Number.
116409-49-5Relevant articles and documents
New role of tin(II) compounds in organic synthesis
Mukaiyama, Teruaki,Kobayashi, Shu
, p. 39 - 52 (1990)
Three new carbon-carbon bond forming reactions by the use of new catalyst systems involving tin(II) compounds are described in this article.The aldol reaction of silyl enol ethers with acetals or aldehydes and the Michael reaction of silyl enol ethers wit