134950-18-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134950-18-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,9,5 and 0 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 134950-18:
(8*1)+(7*3)+(6*4)+(5*9)+(4*5)+(3*0)+(2*1)+(1*8)=128
128 % 10 = 8
So 134950-18-8 is a valid CAS Registry Number.
134950-18-8Relevant articles and documents
Preparation of quinone-imide ketals from amides with hypervalent organo-iodine compounds
Barret,Daudon
, p. 2133 - 2134 (1991)
Iodosylbenzene in methanol in the presence of molecular sieves oxidises amides into quinone-imide mono ketals.
