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9-[(p-tolyl)ethynyl]-9H-fluorene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

945663-12-7

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945663-12-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 945663-12-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,5,6,6 and 3 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 945663-12:
(8*9)+(7*4)+(6*5)+(5*6)+(4*6)+(3*3)+(2*1)+(1*2)=197
197 % 10 = 7
So 945663-12-7 is a valid CAS Registry Number.

945663-12-7Relevant academic research and scientific papers

From allenes to tetracenes: A synthetic and structural study of silyl- and halo-allenes and their dimers

Banide, Emilie V.,Molloy, Bevin C.,Ortin, Yannick,Mueller-Bunz, Helge,McGlinchey, Michael J.

, p. 2611 - 2622 (2007)

9-Alkynylfluoren-9-ols of type C13H8(OH)-C≡C-R, where R is phenyl (1a), p-tolyl (1b), p-methoxyphenyl (1c), or trimethylsilyl (1d), react with HBr to yield the corresponding bromoallenes C 12H8C=C=C(Br)R (13a-d)

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