21160-04-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21160-04-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,1,6 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 21160-04:
(7*2)+(6*1)+(5*1)+(4*6)+(3*0)+(2*0)+(1*4)=53
53 % 10 = 3
So 21160-04-3 is a valid CAS Registry Number.
21160-04-3Relevant academic research and scientific papers
Synthesis method and application of diphenylketone oxime derivative
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Paragraph 0016-0017, (2019/10/04)
The chemical formula of a diphenylketone oxime derivative compound is as shown in the specification. A synthetic method of the diphenylketone oxime derivative compound comprises the following steps: weighing 0.0744 g of zinc chloride, 0.3819 g of diphenyl
