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74533-79-2

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74533-79-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74533-79-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,5,3 and 3 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 74533-79:
(7*7)+(6*4)+(5*5)+(4*3)+(3*3)+(2*7)+(1*9)=142
142 % 10 = 2
So 74533-79-2 is a valid CAS Registry Number.

74533-79-2Downstream Products

74533-79-2Relevant articles and documents

Synthesis of amine derivatives

-

, (2008/06/13)

An amine of the formula, STR1 wherein R1, R2, R3, R4 and R5 are each hydrogen, alkyl or the like and n is 1, 2 or 3, including α-phenyl-β-(p-tolyl)-ethylamine, which is useful as an optically resolving agent, an intermediate of medicines and the like, is effectively produced by a novel process comprising hydrolysis of the corresponding nitrile of the formula, STR2 wherein R1, R2, R3, R4, R5 and n are the same as above, followed by alkali-decomposition of the resulting amide of the formula, STR3 wherein R1, R2, R3, R4, R5 and n are the same as above. An amide including the above one is effectively produced by hydrolysis of the corresponding nitrile in the presence of a base and hydrogen peroxide using an organic quaternary ammonium salt and/or a tertiary amine as a catalyst.

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