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hua

Methyl 2-Fluoroisonicotinate(CAS# 455-69-6)

Āhuatanga matū:

Tātai rāpoi C7H6FNO2
Molar Mass 155.13
Kiato 1.251 g/mL i te 25 °C
Piro Pouri 82-85 °C(Pēhi: 8 Torr)
Tohu Kohiko 93°C
Kohu Kohu 0.0764mmHg i te 25°C
pKa -2.54±0.10(I Matapaetia)
Tikanga Rokiroki i raro i te hau hau (hauota, Argon ranei) i te 2-8°C
Taurangi Refactive n20/D 1.488

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xi – Irritant
Waehere Morearea 41 – He mate kino ki nga kanohi
Whakaahuatanga Haumaru 26 – Ki te pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
WGK Tiamana 3

 

Kupu Whakataki

4-Pyridinecarboxylic acid, 2-fluoro-, methyl ester, tātai matū C7H6FNO2, taumaha rāpoi 155.13g/mol. He pūhui pararopi, ko ngā āhuatanga matua e whai ake nei:

 

1. ahua: 4-Pyridinecarboxylic acid, 2-fluoro-, methyl ester he wai kore tae ki te kowhai.

 

2. Wairewa: He pai te whakarewatanga i roto i nga whakarewa pararopi noa, penei i te ewaro, te acetone me te dimethylformamide.

 

3. whakamahi: 4-Pyridinecarboxylic acid, 2-fluoro-, methyl ester he reagent synthesis organic e whakamahia nuitia ana, ka taea te whakamahi ki te whakahiato i etahi atu puhui waro, penei i te pesticides, te raau taero me te waikano.

 

4. tikanga whakarite: ko te whakarite o te waikawa 4-Pyridinecarboxylic, 2-fluoro-, methyl ester te nuinga o te wa ka whiwhi i te tauhohenga i te aroaro o te 2-fluoropyridine me te methyl formate. Ko nga tikanga tauhohenga ka mahia i te pāmahana rūma.

 

5. nga korero haumaru: 4-Pyridinecarboxylic acid, 2-fluoro-, methyl ester he tino haumaru i raro i nga tikanga whakamahi noa. Engari, me tiaki tonu kia kore e pa atu ki te kiri, ki nga kanohi me te hongi i te wa e whakamahia ana. Mena ka pa mai, horoi tonu ki te nui o te wai ka rapu awhina hauora.


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