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54675-72-8

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54675-72-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54675-72-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,6,7 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 54675-72:
(7*5)+(6*4)+(5*6)+(4*7)+(3*5)+(2*7)+(1*2)=148
148 % 10 = 8
So 54675-72-8 is a valid CAS Registry Number.

54675-72-8Downstream Products

54675-72-8Relevant articles and documents

Selective Demethylenation and Dimerisation of Compounds Containing Methylenedioxyphenyl Group by Boron Trifluoride-Etherate

Tomar, S. S.,Walia, Suresh,Mukerjee, S. K.

, p. 792 - 793 (2007/10/02)

Compounds containing methylenedioxyphenyl group undergo selective benzo-1,3-dioxole ring opening with BF3-etherate.The methylene group thus formed can cause dimerisation of the unchanged or other activated molecules present in the reaction mixture.The reaction is of a general nature.

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