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3-(4-methylphenylsulfonyl)-7-[3-(4-methylphenyl)-1-(4-methylphenylsulfonyl)-2-oxoimidazolidin-4-yl]-1-(4-methylphenyl)-4,5-dihydro-1H-1,3-diazepin-2(3H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1225465-91-7

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1225465-91-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1225465-91-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,5,4,6 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1225465-91:
(9*1)+(8*2)+(7*2)+(6*5)+(5*4)+(4*6)+(3*5)+(2*9)+(1*1)=147
147 % 10 = 7
So 1225465-91-7 is a valid CAS Registry Number.

1225465-91-7Downstream Products

1225465-91-7Relevant academic research and scientific papers

Construction of linked nitrogen heterocycles by palladium(0)-catalyzed intramolecular domino cyclization of 2-alkynylaziridines bearing a 2-aminoethyl group via ring expansion with Isocyanate

Okano, Akinori,Oishi, Shinya,Tanaka, Tetsuaki,Fujii, Nobutaka,Ohno, Hiroaki

, p. 3396 - 3400 (2010)

A novel palladium(0)-catalyzed domino cyclization of 2-alkynylaziridines with isocyanates through ring expansion is described. Treatment of N-protected 2-(4-aminobut-1-ynyl)aziridine derivatives with a catalytic amount of Pd(PPh3)4 and aryl isocyanates in THF at room temperature affords 4-(4,5-dihydropyrrol-2-yl)imidazolidin-2-one derivatives in good yields. Interestingly, bis-adducts were selectively obtained by use of excess isocyanate (5 equiv) at lower reaction temperature.

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