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2-Fluoro-6-methyl-3-nitropyridine(CAS# 19346-45-3)

Āhuatanga matū:

Tātai rāpoi C6H5FN2O2
Molar Mass 156.11
Kiato 1.357±0.06 g/cm3(Te Matapae)
Te Whakarewa 30 ℃
Piro Pouri 266.2±35.0 °C(I Matapaetia)
Wairewa wai He iti te wairewa ki te wai.
Te ahua Mārō
Tae He ma-ma
pKa -3.74±0.10(I Matapaetia)
Tikanga Rokiroki i raro i te hau hau (hauota, Argon ranei) i te 2-8°C

Taipitopito Hua

Tohu Hua

Morearea me te Haumaru

Nga Tohu Whakamate Xn – He kino
Waehere Morearea 22 – He kino ki te horomia

 

 

2-Fluoro-6-methyl-3-nitropyridine(CAS# 19346-45-3) Kupu Whakataki

Ko te tauira matū ko C7H5FN2O2, he pūhui waro. Ko nga korero e whai ake nei mo tona ahuatanga, te whakamahinga, te whakarite me nga korero haumaru:Nature:
he totoka kowhai kowhai. He ngota fluorine me te roopu methyl kua whakakapia ki runga i te mowhiti pyridine, me te roopu nitro hei whakakapi i te tuunga 3 o te mowhiti pyridine. He 177-180 nga nekehanga Celsius te rewanga me te pumau i te pāmahana rūma. Ko tenei pūhui karekau e rewa ki te wai, engari ka whakarewahia i roto i nga whakarewa pararopi penei i te methanol, te waihano me te dimethylformamide.Whakamahia:
He mea nui ki te whakahiato waro. He maha nga wa ka whakamahia hei takawaenga i roto i te whakahiato o etahi atu puhui waro. I tua atu, ka taea hoki te whakamahi hei takawaenga waikano, takawaenga ho'oraa me takawaenga pesticide. He ahua pahū hoki na te noho o tana roopu mahi nitro. Tikanga:
Ka taea te whakarite o te konupūmā mā te tauhohe i te pyridine me te Methyl fluoride i te aroaro o te konutai warowaihā, ka whai i te whakahā. Ka taea e nga takahanga takahanga motuhake te korero ki nga tuhinga whakahiato waro e tika ana.

Mōhiohio Haumaru:
Na te mea he roopu mahi nitro, a he pahū pea i raro i etahi ahuatanga, me whai tikanga haumaru i te wa e mahi ana. Ka pa te kino ki nga kanohi me te kiri, no reira me karo te pa atu ina pa atu. I te wa ano, kia tupato ki te makuku, te ahi me te whakamarumaru i te wa e rokiroki ana me te kawe. Mo tana whakamahinga motuhake me te whakahaere, me whai i nga aratohu mahi haumaru o nga matū e tika ana, me te mahi i raro i te aratohu a nga kaimahi mohio.


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