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1-[4-(4,4-dimethyloxazolin-2-yl)-5-phenyloxazol-2-yl]-1-phenylmethanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

438553-16-3

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438553-16-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 438553-16-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,5,5 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 438553-16:
(8*4)+(7*3)+(6*8)+(5*5)+(4*5)+(3*3)+(2*1)+(1*6)=163
163 % 10 = 3
So 438553-16-3 is a valid CAS Registry Number.

438553-16-3Relevant articles and documents

Metalation of 4-oxazolinyloxazole derivatives. A convenient route to 2,4-bifunctionalized oxazoles.

Couture, Axel,Grandclaudon, Pierre,Hoarau, Christophe,Cornet, Josephine,Henichart, Jean-Pierre,Houssin, Raymond

, p. 3601 - 3606 (2007/10/03)

The synthesis of an array of 5-phenyloxazole derivatives bearing a variety of hydroxyalkyl groups at the C-2 position of the heterocyclic nucleus and possessing a formyl or a carboxyl function at C-4 is reported. These bifunctionalized compounds have been efficiently prepared by addition of carbonylated electrophiles to the 2-lithio derivative of 5-phenyloxazole preliminarily equipped with an oxazoline unit at the 4-position of the oxazole nucleus. It is demonstrated that this protocol offers a double advantage since it suppresses the troublesome electrocyclic ring-opening reaction and allows access to the target compounds by simple chemical transformation of the oxazoline ring system.

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