108540-67-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108540-67-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,5,4 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 108540-67:
(8*1)+(7*0)+(6*8)+(5*5)+(4*4)+(3*0)+(2*6)+(1*7)=116
116 % 10 = 6
So 108540-67-6 is a valid CAS Registry Number.
108540-67-6Relevant articles and documents
CARBOXYLATION OF ARENES
Menegheli, Paulo,Rezende, Marcos Caroli,Zucco, Cezar
, p. 457 - 464 (2007/10/02)
A two-step procedure for the carboxylation of aromatic rings is described, involving the intermediate preparation of 1-aryl-2,2,2-trichloroethanols (1), which form the corresponding benzoic acids by treatment with NaOH/H2O2.