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2,5-Pyrrolidinedione, 3-[2-[(2,2-dimethylpropylidene)amino]phenyl]-1-(phenylmethyl)-, (E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91740-75-9

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91740-75-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91740-75-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,7,4 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 91740-75:
(7*9)+(6*1)+(5*7)+(4*4)+(3*0)+(2*7)+(1*5)=139
139 % 10 = 9
So 91740-75-9 is a valid CAS Registry Number.

91740-75-9Relevant academic research and scientific papers

STEREOCONTROLLED FORMATION OF 1,2-DIHYDROINDOLES

Veenstra, S.J.,Fortgens, H.P.,Vijn, R.J.,Jong, B.S. de,Speckamp, W.N.

, p. 1147 - 1156 (2007/10/02)

Imines 4 cyclize stereoselectively to dihydroindoles 2 upon use of a Li or Na alkoxide-alcohol combination.Depending on the type of alcohol applied either cis (2C) or trans (2T) spiroindolines 2 are formed.In case of imines 4 derived from electron-rich ar

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