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2-Chloro-4-methyl-3-nitropyridine(CAS# 23056-39-5)

Āhuatanga matū:

Tātai rāpoi C6H5ClN2O2
Molar Mass 172.57
Kiato 1.406±0.06 g/cm3(Te Matapae)
Te Whakarewa 51-53 °C (marama)
Piro Pouri 279.6±35.0 °C(Te Matapae)
Tohu Kohiko >230°F
Wairewa Chloroform (Paku), DMSO (Paku), Methanol (Paku)
Kohu Kohu 0.00673mmHg i te 25°C
Te ahua Kiriata kowhai kanapa
Tae Kowhai ki te beige
pKa -1.80±0.10(I Matapaetia)
Tikanga Rokiroki Puritia ki te wahi pouri, Hiri ki te maroke, Te Pawera Rua
Tairongo Hygroscopic
Taurangi Refactive 1.575
MDL MCD00012347

Taipitopito Hua

Tohu Hua

Waehere Morearea R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
R21/22 – He kino ki te pa ki te kiri me te horomia.
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S37/39 – Kia mau nga karapu tika me te whakamarumaru kanohi/kanohi
S36/37/39 – Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
S36 – Mau kakahu whakamarumaru tika.
UN ID UN2811
WGK Tiamana 3
Waehere HS 29333999
Te akomanga morearea 6.1
Roopu Tarapi III

 

Kupu Whakataki

Ko te 2-Chloro-4-methyl-3-nitropyridine he pūhui waro. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:

 

Āhuatanga: Ko te 2-Chloro-4-methyl-3-nitropyridine he totoka kore tae ki te kowhai marama me te kakara kakara. Kare e rewa i roto i te wai me te wairewa i roto i nga whakarewa waro penei i te waihano me te dimethylformamide. He tino paitini.

 

Nga Whakamahinga: Ko te 2-chloro-4-methyl-3-nitropyridine te nuinga o te whakamahia hei taonga takawaenga nui me te waihanga i roto i te whakahiato waro. Ka taea hoki te whakamahi i roto i te whakarite o nga matatini whakarewa me nga whakakorikori.

 

Te tikanga whakarite: Ko te whakarite o te 2-chloro-4-methyl-3-nitropyridine i te nuinga o te waa ka timata ki te 2-chloro-4-methylpyridine. Tuatahi, ka tauhohehia te 2-chloro-4-methylpyridine ki te waikawa nitric concentrated, katahi ka whakamaaramatia te hua ka purea kia whiwhi 2-chloro-4-methyl-3-nitropyridine.

 

Mōhiohio Haumaru: Ko te 2-Chloro-4-methyl-3-nitropyridine he matū paitini ka raru pea ki te hauora mena ka kitea, ka ngohia ranei ki roto i ona kohu, paura, wairewa ranei. He whakapataritari, he whakararu hoki, me karo atu i te pa atu ki te kiri, ki nga kanohi, ki te taha manawa. Me mahi nga tikanga haumaru e tika ana i te wa e whakahaere ana, e penapena ana ranei, penei i te mau taputapu whakamarumaru e tika ana (hei tauira, nga karapu, karaehe, me nga kanohi kanohi). I te wa e whakamahia ana, me whakarite kia pai te hau me te karo i te pa ki nga matū muramura. Ko nga para e pa ana ki te 2-chloro-4-methyl-3-nitropyridine me tuku kia rite ki nga ture a-rohe. I te wa e whakamahi ana, e whakahaere ana ranei i tenei puhui, me tino whai nga tikanga whakahaere haumaru me nga aratohu.


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