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392743-43-0

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392743-43-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 392743-43-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,9,2,7,4 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 392743-43:
(8*3)+(7*9)+(6*2)+(5*7)+(4*4)+(3*3)+(2*4)+(1*3)=170
170 % 10 = 0
So 392743-43-0 is a valid CAS Registry Number.

392743-43-0Relevant articles and documents

25,26-Dialkoxycalix[4]arenes. Part 2: 1-Alkoxy-3-benzoyloxy route

Kuo, Cheng-Han,Huang, Jun-Ren,Chen, Hui-Ru,Chen, Pei-Yu,Lin, Chien-Hung,Lin, Lee-Gin

, p. 3936 - 3944 (2011/06/23)

Benzoylation of calix[4]arene monoalkyl ethers with benzoyl chloride yielded the corresponding 3-benzoates and/or 2,3-dibenzoates in different reaction conditions. A simple recrystallization process was able to isolate the 3-benzoates in good yield. In th

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