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7073-50-9

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7073-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 7073-50-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,0,7 and 3 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 7073-50:
(6*7)+(5*0)+(4*7)+(3*3)+(2*5)+(1*0)=89
89 % 10 = 9
So 7073-50-9 is a valid CAS Registry Number.

7073-50-9Downstream Products

7073-50-9Relevant articles and documents

A convenient synthesis of bisamides with BF3 etherate as catalyst

Zhang, Yi,Zhong, Zhihao,Han, Yingmei,Han, Ruirui,Cheng, Xu

supporting information, p. 11080 - 11083 (2014/01/06)

A convenient synthesis of bisamide from aldehyde and amide with BF 3 etherate as catalyst was reported. Both aryl and aliphatic bisamides could be prepared with this procedure in high yield at room temperature and the catalyst loading as low as

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