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1,6-diphenyl-8,9-dihydro-7H-2,5-dioxacyclohepta-as-indacene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

129579-32-4

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129579-32-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129579-32-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,5,7 and 9 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 129579-32:
(8*1)+(7*2)+(6*9)+(5*5)+(4*7)+(3*9)+(2*3)+(1*2)=164
164 % 10 = 4
So 129579-32-4 is a valid CAS Registry Number.

129579-32-4Downstream Products

129579-32-4Relevant academic research and scientific papers

Furan Derivatives. Part 12 . Synthesis of 2,5-Dioxacyclohepta-as-indacenes

Horaguchi, Takaaki,Miyazawa, Kazuhiro,Hasegawa, Eietsu,Shimizu, Takahachi,Suzuki, Tsuneo,Tanemura, Kiyoshi

, p. 941 - 948 (2007/10/02)

A variety of 2,5-dioxacyclohepta-as-indacenes 5, 7 - 14 were synthesized as a new heterocycle by the treatment of diethyl (5,9-dioxobenzocyclohepten-1,4-diyloxy)diacetates 4a-e with potassium hydroxide or sodium hydride in dioxane.The mechanism of fu

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