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20788-17-4

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20788-17-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20788-17-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,7,8 and 8 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20788-17:
(7*2)+(6*0)+(5*7)+(4*8)+(3*8)+(2*1)+(1*7)=114
114 % 10 = 4
So 20788-17-4 is a valid CAS Registry Number.

20788-17-4Downstream Products

20788-17-4Relevant articles and documents

Room temperature clickable coupling electron deficient amines with sterically hindered carboxylic acids for the construction of amides

Liu, Jing,Wang, Shi-Meng,Qin, Hua-Li

, (2020)

A method for the synthesis of difficult-to-access amides was developed through the coupling of sterically hindered carboxylic acids and electron deficient amines via SO2F2-mediated dehydration. The method feathers with broad substrate scope, mild conditions, excellent functional group compatibility and high yields.

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