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9-methoxy-1,2,4-trimethyl-3-phenyl-1,4-dihydro-1,4-(azenometheno)naphthalene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

83021-75-4

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83021-75-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83021-75-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,0,2 and 1 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 83021-75:
(7*8)+(6*3)+(5*0)+(4*2)+(3*1)+(2*7)+(1*5)=104
104 % 10 = 4
So 83021-75-4 is a valid CAS Registry Number.

83021-75-4Relevant academic research and scientific papers

DEILS-ALDER ADDUCTS FROM N-SUBSTTITUED TAUTOMERIC 2(1H)-PYRIDONE-2-HYDROXYPYRIDINES; 5,6-BENZO-AZABARRELENONES AND 5,6-BENZO-AZABARRELENES

Kuzuya, Masayuki,Mano, Ei-ichi,Adachi, Michihiro,Noguchi, Akihiro,Okuda, Takachiyo

, p. 475 - 478 (2007/10/02)

Diels-Alder reactions of several N-unsubstitued tautomeric 2(1H)-pyridone-2-hydroxypyridines with benzyne were examined and found to afford 5,6-azabarrelenones, wich were converted to hitherto unknown 5,6-benzo-azabarrelenes.

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