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(E)-1-(4,5-Dimethoxy-2-nitro-phenyl)-3-p-tolyl-propenone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74642-51-6

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74642-51-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74642-51-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,4 and 2 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 74642-51:
(7*7)+(6*4)+(5*6)+(4*4)+(3*2)+(2*5)+(1*1)=136
136 % 10 = 6
So 74642-51-6 is a valid CAS Registry Number.

74642-51-6Relevant academic research and scientific papers

Antitubercular Agents : Part III - Synthesis of Substituted 2-Arylisatogens

Sahasrabudhe, A. B.,Kamath, H. V.,Bapat, B. V.,Kulkarni, Sheshgiri N.

, p. 230 - 232 (2007/10/02)

A number of 2-arylisatogens (VII) have been prepared starting from o-nitroacetophenones (I).Condensation of I with different aromatic aldehydes (II) gives the corresponding o-nitrochalkones (III) which on epoxidation followed by treatment with BF3-etherat

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