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cis-2,5-diphenyl-4-methyl-4-phenoxy-4,5-dihydropyrazolo<1,5-a>pyridine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

107299-98-9

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107299-98-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 107299-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,2,9 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 107299-98:
(8*1)+(7*0)+(6*7)+(5*2)+(4*9)+(3*9)+(2*9)+(1*8)=149
149 % 10 = 9
So 107299-98-9 is a valid CAS Registry Number.

107299-98-9Relevant academic research and scientific papers

Reactions of Azines. 9. Preparation of 4,5-Dihydropyrazolopyridines, 6,7-Dihydropyrazolopyridines, and Pyrazolopyridines

Schweizer, Edward E.,Haynes, John E.,Hirwe, S. N.,Rheingold, Arnold A.

, p. 1319 - 1324 (1987)

The reactions of (3,4-diaza-2,4,6-heptatrienylidene)triphenylphosphoranes 12 with ketenes 15 provide a general route to 4,5-dihydropyrazolopyridines 18 via the thermal rearrangements of the allenylazine 16 intermediates.When one of the substituents

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