CAS 2546-56-7|4-Klor-3-fluoropiridin
Fòmil molekilè: C5H3ClFN
Pwa molekilè: 131.54
EINECS: 629-495-7
Pite: 97 pousan Min.
Pake: 5 g / 25 g / 100 g / 1 kg / 25 kg
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Pwodwi Entwodiksyon
Entwodiksyon
4-Kloro-3-fluoropiridin se yon entèmedyè sentèz chimik.
Espesifikasyon CAS: 2546-56-7 4-Chloro-3-fluoropiridin
ATIK | SPESIFIKASYON |
Pwen k ap fonn | -24 degre (lit.) |
tanperati depo. | 2-8 degre |
Fp | 82.4 degre F |
endèks refraktif | 1.5010 pou 1.5050 |
dansite | 1.333 g/mL nan 25 degre (lit.) |
Pwen bouyi | 139 degre (lit.) |
pka | 1.93 |
BRN | 1422747 |
Referans baz done CAS | 2546-56-7(Referans baz done CAS) |
Sentèz deCAS: 2546-56-7 4-Klor-3-fluoropiridin
Etap #1: 3-Fluoropiridin Avèk n-butillityòm; diisopropylamine Nan tetrahydrofuran; hexane nan -75 degre; pou 2h;
Etap #2: Avèk 1,1,2-Trichloro-1,2,2-trifluoroethane Nan tetrahydrofuran; èxane pou 1h;
Referans:
Bobbio, Carla; Rausis, Thierry; Schlosser, Manfred
[Chimi - Yon jounal Ewopeyen an, 2005, vol. 11, # 6, p. 1903 - 1910]
Baj popilè: cas 2546-56-7|4-kloro-3-fluoropiridin, pri, sitasyon, rabè, nan stock, pou vann
