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2-Pentanone, 5-(4,5-diphenyl-2-oxazolyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91621-03-3

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91621-03-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91621-03-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,6,2 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91621-03:
(7*9)+(6*1)+(5*6)+(4*2)+(3*1)+(2*0)+(1*3)=113
113 % 10 = 3
So 91621-03-3 is a valid CAS Registry Number.

91621-03-3Downstream Products

91621-03-3Relevant academic research and scientific papers

Synthesis of 1,2-Polymethyleneimidazoles Utilizing Intramolecular Ring Transformation

Sasaki, Tadashi,Ohno, Masatomi,Ito, Eikoh

, p. 899 - 900 (1984)

Among the intramolecular cyclodehydration of 2-(β-, δ-, and ε-aminoalkyl)oxazoles, 2-(δ-aminoalkyl)oxazoles afforded the desired 1,2-tetramethyleneimidazoles on pyrolysis, while 2-(β- and ε-aminoalkyl)oxazoles unchanged under the same conditions.

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