2,3,5,6-Tetrafluoro-7,7,8,8-tetracyanoquinodimethane synthesis
- Product Name:2,3,5,6-Tetrafluoro-7,7,8,8-tetracyanoquinodimethane
- CAS Number:29261-33-4
- Molecular formula:C12F4N4
- Molecular Weight:276.15
527-21-9
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109-77-3
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29261-33-4
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Yield:29261-33-4 94%
Reaction Conditions:
with pyridine;titanium tetrachloride at 200;Temperature;Reagent/catalyst;
Steps:
6; S1400 The condensation step S1400 was carried out as follows:
The 1eq compound E was dissolved in toluene, was added 0.9eq of malononitrile, 1.8 eq of pyridine, 0.07 eq molecular sieve, at a reaction 150 , TLC to monitor the completion of the reaction, washed with water until neutral, concentrated to give crude product, to give a white solid was recrystallized from ethyl acetate and petroleum ether F.97% yield, 99.8% purity
References:
Beijing Sineva Co.,Ltd;Jiang, Kun;Hong, Haozhi;Li, Jiangtao;Liu, Jie CN106146346, 2016, A Location in patent:Paragraph 0088
652-36-8
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29261-33-4
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15041-74-4
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29261-33-4
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771-60-8
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29261-33-4
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![Phenol, 4-[2-[4-(dimethylamino)phenyl]diazenyl]-2,3,5,6-tetrafluoro-](/CAS/20200331/GIF/970-16-1.gif)
970-16-1
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29261-33-4
231 suppliers
$25.00/25 mg