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1H-Indole, 3,3'-methylenebis[1-methyl-2-phenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

67335-29-9

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67335-29-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 67335-29-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,3,3 and 5 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 67335-29:
(7*6)+(6*7)+(5*3)+(4*3)+(3*5)+(2*2)+(1*9)=139
139 % 10 = 9
So 67335-29-9 is a valid CAS Registry Number.

67335-29-9Relevant academic research and scientific papers

Synthesis of Unnatural Arundines Using a Magnetically Reusable Copper Ferrite Catalyst

Ha, Pha T.,Nguyen, Oanh T. K.,Huynh, Khoa D.,Nguyen, Tung T.,Phan, Nam T. S.

, p. 2031 - 2034 (2018)

We report a method for copper ferrite-catalyzed coupling of indoles and N, N -dimethylacetamide (DMA) to afford Arundine derivatives. Halogen, methoxy, boronate ester, and trimethylsilyl functionalities are compatible with reaction conditions. Unprotected or sterically hindered indoles are also competent substrates. Indoles containing competitively reactive pyrazoles deliver the desired products in reasonable yields. The copper ferrite is easily recovered and reused, up to nine times without a significant yield loss.

Selectfluor facilitated bridging of indoles to bis(indolyl)methanes using methyl: Tert -butyl ether as a new methylene precursor

Jin, Jiang,Li, Yinghua,Xiang, Shiqun,Fan, Weibin,Guo, Shiwei,Huang, Deguang

, p. 4076 - 4081 (2021/05/19)

A novel, green and efficient method is developed for the synthesis of methylene bridged bis(indolyl)methanes in good to excellent yields. The reaction employs methyl tert-butyl ether (MTBE) as the methylene source and selectfluor as an oxidizing agent. The scope and versatility of the methods have been successfully demonstrated with 48 examples. The metal-free transformation process is suitable for scale-up production. A selectfluor-promoted oxidative reaction mechanism is proposed based on the results of the experimental studies. This journal is

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