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186354-20-1

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186354-20-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 186354-20-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,3,5 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 186354-20:
(8*1)+(7*8)+(6*6)+(5*3)+(4*5)+(3*4)+(2*2)+(1*0)=151
151 % 10 = 1
So 186354-20-1 is a valid CAS Registry Number.

186354-20-1Relevant articles and documents

CATALYTIC RADIOFLUORINATION

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Page/Page column 94-95, (2010/11/30)

One aspect of the present invention relates to a method of preparing radio fluorinated substituted alkyl, cycloalkyl, aryl, and alkenyl compounds. In a preferred embodiment, potassium fluoride-18 is used. Another aspect of the invention relates to arylammonium compounds containing fluorine-18 that are useful as imaging agents. In certain embodiments, the ammonium compound is a tetraaryl ammonium salt. Another aspect of the invention relates to arylsulfonium compounds containing fluorine-18 that are useful as imaging agents. In certain embodiments, the sulfonium compound is a triaryl sulfonium salt. Another aspect of the present invention relates to a method of obtaining a positron emission image of a mammal, comprising the steps of administering to a mammal a compound of the invention, and acquiring a positron emission spectrum of the mammal.

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