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Benzoic acid, 2-[[5-(2-methyl-1,3-dioxolan-2-yl)-3-furanyl]carbonyl]-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

189762-99-0

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189762-99-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189762-99-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,7,6 and 2 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 189762-99:
(8*1)+(7*8)+(6*9)+(5*7)+(4*6)+(3*2)+(2*9)+(1*9)=210
210 % 10 = 0
So 189762-99-0 is a valid CAS Registry Number.

189762-99-0Downstream Products

189762-99-0Relevant academic research and scientific papers

A new synthetic route to 2-substituted naphtho[2,3-b]furan-4,9-dione

Koyanagi, Jyunichi,Yamamoto, Katsumi,Nakayama, Kouji,Tanaka, Akira

, p. 407 - 412 (1997)

4,9-Dimethoxynaphtho[2,3-b]furan 9 was obtained in 91% yield via the reductive methylation of naphtho[2,3-b]furan-4,9-dione 2. After treatment of 9 with butyllithium, the mixture was allowed to react with N,N-dimethylacetamide, followed by oxidization wit

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