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3-bromo-3-phenyl-tetrahydro-pyran-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

13019-38-0

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13019-38-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13019-38-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,0,1 and 9 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 13019-38:
(7*1)+(6*3)+(5*0)+(4*1)+(3*9)+(2*3)+(1*8)=70
70 % 10 = 0
So 13019-38-0 is a valid CAS Registry Number.

13019-38-0Relevant academic research and scientific papers

A convenient synthesis of 3-aryl-δ-lactones

Rosen, Jonathan D.,Nelson, Todd D.,Huffman, Mark A.,McNamara, James M.

, p. 365 - 368 (2003)

Various (±)-3-aryl-δ-lactones have been prepared from the corresponding arylacetic acids. The lithium dianion of the acid is alkylated with 1-bromo-3-chloropropane and the unpurified product is cyclized with DBU in typically ca. 80% yield over both steps.

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