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23383-97-3

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23383-97-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23383-97-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,3,8 and 3 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 23383-97:
(7*2)+(6*3)+(5*3)+(4*8)+(3*3)+(2*9)+(1*7)=113
113 % 10 = 3
So 23383-97-3 is a valid CAS Registry Number.

23383-97-3Relevant articles and documents

Process for preparing amides by reaction in presence of molecular sieve

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, (2008/06/13)

There is provided a process for preparing amides which comprises reacting an amine, or an amide, and an acid halide, or anhydride, in suitable molecular proportions, in an inert organic diluent, in the presence of an effective amount of a molecular sieve, until the reaction is completed, separating the molecular sieve, and recovering the amide from the organic mother liquor.

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