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1,2,4,5-bis<8',11'-dioxa<4.3.3>propella(3',4')>benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

140652-76-2

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140652-76-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140652-76-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,6,5 and 2 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 140652-76:
(8*1)+(7*4)+(6*0)+(5*6)+(4*5)+(3*2)+(2*7)+(1*6)=112
112 % 10 = 2
So 140652-76-2 is a valid CAS Registry Number.

140652-76-2Downstream Products

140652-76-2Relevant academic research and scientific papers

Propellanes, VIII: A New Synthesis of Bis-Propellanes. 1,2,4,5-Bispropella(3',4')>benzene

Jamrozik, Janusz,Zeslawski, Wojciech

, p. 129 - 132 (1992)

The synthesis of the title compound 3 is reported.We have shown that from two possibilities (bis-propellane 3, tetra-spirane 3') the general reaction leads only to a bis-propellane system 3. 3 exists as an equilibrium of two conformers with C2v and C2h symmetry, respectively.Keywords: Bis-Propellanes; Durene; Polycyclic compounds.

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