40195-48-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40195-48-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,9 and 5 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 40195-48:
(7*4)+(6*0)+(5*1)+(4*9)+(3*5)+(2*4)+(1*8)=100
100 % 10 = 0
So 40195-48-0 is a valid CAS Registry Number.
40195-48-0Relevant articles and documents
Synthesis of 16-aryl-15-oxadispiro[5.1.5.3]hexadecane-7,14-diones by reformatsky reaction
Kirillov,Nikiforova,Vasyanin,Dmitriev
, p. 513 - 517 (2015/05/20)
Abstract Methyl 1-bromocyclohexanecarboxylate reacted with zinc and aromatic aldehydes in two steps to afford 16-aryl-15-oxadispiro[5.1.5.3]hexadecane-7,14-diones; methyl 1-[aryl(hydroxy)methyl]cyclohexanecarboxylates were also formed as by-products.
