2-fluoro-4-methylpyridine(CAS# 461-87-0)
Nga Tohu Whakamate | Xi – Irritant |
Waehere Morearea | 36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri. |
Whakaahuatanga Haumaru | S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora. S36 – Mau kakahu whakamarumaru tika. |
UN ID | 1993 |
WGK Tiamana | 3 |
Waehere HS | 29333990 |
Tuhipoka morearea | Whakariri |
Te akomanga morearea | 3 |
Roopu Tarapi | III |
Kupu Whakataki
Ko te 2-fluoro-4-methylpyriridine he pūhui pararopi me te tātai matū C6H6FN. He wai kore tae me te kakara rite ki te pyridine.
Ko te 2-fluoro-4-methylpyridine e whakamahia nuitia ana i roto i te whakahiato waro. Ka whakamahia hei takawaenga rongoa ka taea te whakamahi i roto i te whakahiatotanga o etahi raau taero mate pukupuku me nga pesticides. I tua atu, ka taea hoki te whakamahi hei rauemi photoelectric organic me te takawaenga whakakōkī.
E rua nga tikanga matua mo te whakarite i te 2-fluoro-4-methylpyridine. Ko tetahi ko te tauhohenga o te waikawa benzoic me te waikawa sulfuric ki te hoatu pyridine-4-one, whai muri ko te tauhohenga me te waikawa hydrofluoric ki te hoatu 2-fluoro-4-methylpyridine. Ko tetahi atu ka whiwhi ma te whakamahana i te 2-fluoropyridine me te anhydride acetic i roto i te waikawa acetic.
A, no te whakamahi i te 2-fluoro-4-methylpyridine, me whakarongo koe ki tona haumaru. He wai e mura ana, me penapena ki tetahi waahi hauhautanga, kia matara atu i nga puna ahi me nga waikura. Ko te pa atu ki te kiri me nga kanohi ka whakapataritari me te wera, na reira me mau i nga karapu tiaki me nga mohiti i te wa e mahi ana. Mena kua horohia, kua horomia ranei, me rapu awhina hauora.