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127703-97-3

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127703-97-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127703-97-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,7,0 and 3 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 127703-97:
(8*1)+(7*2)+(6*7)+(5*7)+(4*0)+(3*3)+(2*9)+(1*7)=133
133 % 10 = 3
So 127703-97-3 is a valid CAS Registry Number.

127703-97-3Relevant articles and documents

Some Acylations of 3-Phenyl and 3-Mesityl-4,5-dihydroisoxazoles

Corsaro, Antonino,Chiacchio, Ugo,Perrini, Giancarlo,Caramella, Pierluigi,Albini, Franca Marinone

, p. 1691 - 1699 (2007/10/02)

A study on the acetylation and benzoylation of title compounds by quenching the corresponding 4-carbanions with acyl chlorides or esters is reported.The obtained ketones are formed as minor regioisomeric adducts in the cycloadditions of benzo and mesitoni

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