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4H-Furo[3,4-b]indole, 3-(3,4-dimethoxyphenyl)-4-(phenylsulfonyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138589-46-5

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138589-46-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138589-46-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,5,8 and 9 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 138589-46:
(8*1)+(7*3)+(6*8)+(5*5)+(4*8)+(3*9)+(2*4)+(1*6)=175
175 % 10 = 5
So 138589-46-5 is a valid CAS Registry Number.

138589-46-5Downstream Products

138589-46-5Relevant academic research and scientific papers

A New Method for Generation of 4- and 6-Aryl Thienofurans, and 3-Aryl Furopyridine

Kuroda, Tooru,Takahashi, Masami,Ogiku, Tsuyoshi,Ohmizu, Hiroshi,Kondo, Kazuhiko,Iwasaki, Tameo

, p. 1635 - 1636 (1991)

6-Aryl thienofurans 2a-c, 4-(3,4-dimethoxyphenyl)thienofuran 3a, and 3-(3,4-dimethoxyphenyl)furopyridine 4a, which were intercepted in situ by dimethyl acetylenedicarboxylate to give the corresponding Diels-Alder adducts in good yield

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