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5a,6,7,9a-Tetrahydro-5,6-tetramethylene-7,9-diphenyl-5H-naphtho[1',2':4,5]imidazo[1,2-a]pyridine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138792-73-1

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138792-73-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138792-73-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,7,9 and 2 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 138792-73:
(8*1)+(7*3)+(6*8)+(5*7)+(4*9)+(3*2)+(2*7)+(1*3)=171
171 % 10 = 1
So 138792-73-1 is a valid CAS Registry Number.

138792-73-1Relevant academic research and scientific papers

REACTIONS OF DERIVATIVES OF 4a,9-DIAZA-1,2,4a,9a-TETRAHYDRO-6H-FLUORENE WITH NUCLEOPHILIC REAGENTS AND BROMINE

Slabko, O. Yu.,Britsina, O. I.,Kaminskii, V. A.

, p. 788 - 794 (1991)

The reaction of quinone mono- and diimines of the 4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene series with aniline and thiophenol gives the corresponding 7-monosubstituted derivatives; with o-phenylenediamine and o-aminophenol the corresponding 6,7-annella

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