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1H-Isoindole-1,3(2H)-dione, 2-[2-(2-benzoylphenyl)ethyl]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

22220-39-9

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22220-39-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22220-39-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,2,2 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 22220-39:
(7*2)+(6*2)+(5*2)+(4*2)+(3*0)+(2*3)+(1*9)=59
59 % 10 = 9
So 22220-39-9 is a valid CAS Registry Number.

22220-39-9Relevant academic research and scientific papers

Preparation method of phenyl tetrahydroisoquinoline

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, (2020/09/09)

The invention provides a preparation method of phenyl tetrahydroisoquinoline, belonging to the field of pharmaceutical chemicals. According to the method, dihydro-1H-2-benzopyran-1-one is used as a starting material and is subjected to Grignard reagent ring opening, chlorination, substitution reaction and hydrazinolysis to obtain a phenyl tetrahydroisoquinoline compound. The compound produced by the method has the characteristics of high purity, high yield, low cost, simple operation and stable process.

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