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657862-72-1

  • Product Name:9H-Fluorene-2,7-diol, 9,9-bis(4-aminophenyl)-
  • Molecular Formula:C25H20N2O2
  • Molecular Weight:380.446
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Product Details

Purity:99%

Factory sells 9H-Fluorene-2,7-diol, 9,9-bis(4-aminophenyl)- 657862-72-1 with sufficient production capacity

  • Molecular Formula:C25H20N2O2
  • Molecular Weight:380.446

657862-72-1 Relevant articles

Synthesis of novel multi-functional fluorene-based benzoxazine resins: Polymerization behaviour, curing kinetics, and thermal properties

Wang, Ting,He, Xuan-Yu,Dayo, Abdul Qadeer,Wang, Jun-Yi,Wang, Jun,Liu, Wen-bin

, (2019)

In this paper, a new series of novel aro...

Synthesis of novel allylamine-fluorene based benzoxazine and its copolymerization with typical benzoxazine: Curing behavior and thermal properties

Wang, Ting,Wang, Zhi-Cheng,Pan, Zhong-Cheng,Dayo, Abdul Qadeer,Liu, Wen-Bin,Wang, Jun

, p. 18917 - 18928 (2020)

In this paper, 2,7-dihydroxy-9,9-bis(4-a...

Synthesis and characterization of cardanol containing tetra-functional fluorene-based benzoxazine resin having two different oxazine ring structures

Chen, Yu-Peng,He, Xuan-Yu,Dayo, Abdul Qadeer,Wang, Jun-Yi,Liu, Wen-bin,Wang, Jun,Tang, Tao

, (2019)

A new cardanol containing tetra-function...

N-semi-aromatic hydrocarbon base double phenol -double-amine type four functional benzodioxanes [...] oxazine and its preparation method

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Paragraph 0027; 0028; 0029, (2017/03/14)

The invention provides N-semi aromatic h...

657862-72-1 Process route

2,7-dihydroxy-9H-fluoren-9-one
42523-29-5

2,7-dihydroxy-9H-fluoren-9-one

aniline
62-53-3

aniline

9,9-bis(4-aminophenyl)-2,7-dihydroxyfluorenone
657862-72-1

9,9-bis(4-aminophenyl)-2,7-dihydroxyfluorenone

Conditions
Conditions Yield
With trifluorormethanesulfonic acid; at 150 ℃; for 10h; Inert atmosphere;
92.3%
With methanesulfonic acid; at 150 ℃; for 10h;
86%
With aniline hydrochloride; at 180 ℃; for 1h;
73.6%
With methanesulfonic acid; at 150 ℃; for 10h;
 
With methanesulfonic acid; at 150 ℃; for 14h;
 
9-oxo-9H-fluorene-2,7-diyl diacetate
53133-99-6

9-oxo-9H-fluorene-2,7-diyl diacetate

9,9-bis(4-aminophenyl)-2,7-dihydroxyfluorenone
657862-72-1

9,9-bis(4-aminophenyl)-2,7-dihydroxyfluorenone

Conditions
Conditions Yield
Multi-step reaction with 2 steps
1: 97.6 percent / aq. KOH / 2 h / Heating
2: 73.6 percent / aniline hydrochloride / 1 h / 180 °C
With potassium hydroxide; aniline hydrochloride;
 

657862-72-1 Upstream products

  • 42523-29-5
    42523-29-5

    2,7-dihydroxy-9H-fluoren-9-one

  • 62-53-3
    62-53-3

    aniline

  • 53133-99-6
    53133-99-6

    9-oxo-9H-fluorene-2,7-diyl diacetate

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