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16643-37-1

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16643-37-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16643-37-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,6,4 and 3 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 16643-37:
(7*1)+(6*6)+(5*6)+(4*4)+(3*3)+(2*3)+(1*7)=111
111 % 10 = 1
So 16643-37-1 is a valid CAS Registry Number.

16643-37-1Downstream Products

16643-37-1Relevant articles and documents

REAGENTS AND PROCESS FOR DIRECT C-H FUNCTIONALIZATION

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Page/Page column 31; 32, (2020/06/01)

Thianthrene derivative of the Formula (I): wherein R1 to R8 may be the same or different and are selected from hydrogen, Cl, F, a partially or fully fluorinated C1 to C6 alkyl group, and wherein n is 0 or 1, with the proviso that at least one of R1 to R8 is not hydrogen and process for C-H functionalization of aromatic compounds using this compound.

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