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methyl 6-amino-5-cyano-2-methyl-4H-pyran-3-carboxylate-4-spiro-3'-(5'-fluoro-1',3'-dihydro-2'H-indol-2'-one) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

665000-65-7

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665000-65-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 665000-65-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,5,0,0 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 665000-65:
(8*6)+(7*6)+(6*5)+(5*0)+(4*0)+(3*0)+(2*6)+(1*5)=137
137 % 10 = 7
So 665000-65-7 is a valid CAS Registry Number.

665000-65-7Downstream Products

665000-65-7Relevant academic research and scientific papers

Eosin Y-catalyzed one-pot synthesis of spiro[4H-pyran-oxindole] under visible light irradiation

Chen, Meng-Nan,Di, Jia-Qi,Li, Jiao-Mian,Mo, Li-Ping,Zhang, Zhan-Hui

, (2020)

An efficient and simple synthetic approach has been developed for the preparation of biologically interesting spiro[oxindole-3,4’-(4′H-pyran)] derivatives via visible light-mediated one-pot, three-component reaction of isatins, 1,3-dicarbonyl compounds an

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