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24307-72-0

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24307-72-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 24307-72-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,3,0 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 24307-72:
(7*2)+(6*4)+(5*3)+(4*0)+(3*7)+(2*7)+(1*2)=90
90 % 10 = 0
So 24307-72-0 is a valid CAS Registry Number.

24307-72-0Downstream Products

24307-72-0Relevant articles and documents

An Improved Synthesis of 5-Halopyrimidines: Reaction of α-Halo Ketones with Nitriles

Martinez, A. Garcia,Fernandez, A. Herrera,Vilchez, Dolores Molero,Hanack, M.,Subramanian, L. R.

, p. 1053 - 1054 (2007/10/02)

The reaction of alkyl and aryl α-halomethyl ketones 1 with aliphatic and aromatic nitriles 2 in the presence of trifluoromethanesulfonic anhydride affords substituted 5-halopyrimidines 3 in good yields (55-91percent).

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