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2-Amino-4-cyanopyridine(CAS# 42182-27-4)

Āhuatanga matū:

Tātai rāpoi C6H5N3
Molar Mass 119.12
Kiato 1.23±0.1 g/cm3(Te Matapae)
Te Whakarewa 146-148°C
Piro Pouri 297.7±20.0 °C(I Matapaetia)
Tohu Kohiko 133.8°C
Wairewa wai He iti te wairewa ki te wai.
Kohu Kohu 0.00133mmHg i te 25°C
Te ahua Mā mārō
BRN 386393
pKa 3.93±0.11(I Matapaetia)
Tikanga Rokiroki Kia mau ki roto i te waahi pouri, te hau koretake, te pāmahana rūma
Taurangi Refactive 1.594
MDL MFC03791310

Taipitopito Hua

Tohu Hua

Waehere Morearea R20/21/22 – He kino ma te horomia, ka pa ki te kiri me te horomia.
R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
R41 – He kino kino ki nga kanohi
R37/38 – He whakapataritari ki te punaha manawa me te kiri.
R22 – He kino ki te horomia
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S36/37/39 – Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
S36 – Mau kakahu whakamarumaru tika.
S39 – Mau whakamarumaru kanohi / kanohi.
UN ID 3439
Waehere HS 29333990
Te akomanga morearea 6.1
Roopu Tarapi III

 

Kupu Whakataki

Ko te 2-Amino-4-cyanopyridine he pūhui waro. He totoka kiriatai ma ka rewa paku ki te wai, ka taea te whakarewa i roto i nga whakarewa pararopi penei i te waipiro me te ketone.

 

Ka taea te whakamahi i te 2-Amino-4-cyanopyridine i roto i te whakahiato o etahi atu pūhui me te maha o nga tono i roto i te whakahiato waro.

 

Ko te whakarite o te 2-amino-4-cyanopyridine ka taea te whiwhi ma te hydrogenation me te nitrosation o te pyridine. Tuatahi, ka hauwaitia te pyridine me te hauwai i raro i te mahi a te whakakōkī ki te hanga i te pārōnaki 2-amino o te pyridine. Ko te hua 2-aminopyridine ka tauhohehia ki te waikawa nitrous hei whakaputa i te 2-amino-4-cyanopyridine.

 

A ape i te pa ki te kiri me nga karu na te mea ka pa ki te kiri me nga kanohi.

Me mau nga karapu whakamarumaru me nga karaehe i te wa e whakamahia ana, me te whakarite kia mahia te mahi i roto i te waahi pai-hau.

A ape i te hongi i te puehu me te mau i te kanohi whakamarumaru.

Ki te horonga pokanoa, ki te horomia ranei o tenei puhui, me rapu wawe ki te rongoa.

Whakaorangia te pūhui kia tika, kia matara atu i te ahi me te waikura, ki te wahi maroke, maeke hoki.

 


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