1674334-51-0

Product Name3-Bromobenzo[b]fluorene-11-one
Purity99%

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CasNo： 1674334-51-0
Purity： 99%

1674334-51-0 Properties

Molecular Formula:C₁₇H₉BrO
Molecular Weight:309.162

1674334-51-0 Relevant articles

One-pot synthesis of benzo[: B] fluorenones via a cobalt-catalyzed MHP-directed [3+2] annulation/ring-opening/dehydration sequence

Qiu, Shuxian,Zhai, Shengxian,Wang, Huifei,Chen, Xiaoming,Zhai, Hongbin

, p. 4206 - 4209 (2019)

We have developed a one-pot synthesis of benzo[b]fluorenones via a cobalt-catalyzed [3+2] annulation of oxabicyclic alkenes followed by a ring-opening/dehydration sequence in good to excellent yields. With the use of 2-(1-methylhydrazinyl)pyridine (MHP),

Anthracene derivative and organic electroluminescent element using same

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Paragraph 0378; 0379; 0380, (2016/10/09)

Provided is an anthracene derivative represented by formula (1). In formula (1), one of R11 to R20 is used to bond to L1, and those of R11 to R20 not used to bond to L1 are each independently a hydrogen atom, a halogen atom, a cyano group, a substituted o

COMPOSITION, FILM, OPTICAL DEVICE, AND COMPOUND

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Paragraph 0063; 0066, (2019/08/12)

The invention provides a composition, a film, an optical device, and a compound that can form a film having a high refractive index and exhibits excellent developability and curability.? The composition of the invention includes a compound represented by the following general formula (1). In the general formula (1), Ar1 -Ar4 each represent an aromatic ring group independently.? At least one of Ar1 -Ar4 is a polycyclic aromatic group and satisfies the following requirement 1 or requirement 2. Requirement 1: At least one of Ar1 -Ar4 has a substituent containing an acid group and a polymerizable group. Requirement 2: At least one of Ar1 -Ar4 has a substituent containing an acid group and at least one of Ar1 -Ar4 has a substituent containing a polymerizable group.