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1228883-05-3

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1228883-05-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1228883-05-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,8,8 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1228883-05:
(9*1)+(8*2)+(7*2)+(6*8)+(5*8)+(4*8)+(3*3)+(2*0)+(1*5)=173
173 % 10 = 3
So 1228883-05-3 is a valid CAS Registry Number.

1228883-05-3Downstream Products

1228883-05-3Relevant academic research and scientific papers

Direct synthesis of N-aryl derivatives of quinazolin-4(3H)-ones employing arylboronic acids in the presence of Cu(OAc)2

Sreeramamurthy, Kintali,Ashok, Ettam,Mahendar, Velisoju,Santoshkumar, Gourishetti,Das, Parthasarathi

experimental part, p. 721 - 724 (2010/05/19)

Copper-promoted N-arylation of quinazolin-4(3H)-ones with boronic acid at room temperature in the presence of air has been investigated. This method is general and can be applied to synthesizing derivatives of quinazolin-4(3H)-one with medicinal values. G

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