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3 5-Dichloropyridine(CAS# 2457-47-8)

Āhuatanga matū:

Tātai rāpoi C5H3Cl2N
Molar Mass 147.99
Kiato 1.39
Te Whakarewa 65-67 °C (marama)
Piro Pouri 178 °C
Tohu Kohiko >110°C
Wairewa Chloroform, Ethyl Acetate
Kohu Kohu 1.79E-14mmHg i te 25°C
Te ahua Paura
Tae Ma ki Off-White Iti Whakarewa
BRN 1973
pKa 0.32±0.10(I Matapaetia)
Tikanga Rokiroki Te hau hau, Te Pamahana rūma
Taurangi Refactive 1.777
MDL MCD00006376
Āhuatanga ā-tinana, matū hoki Te paura ma

Taipitopito Hua

Tohu Hua

Waehere Morearea R22 – He kino ki te horomia
R37/38 – He whakapataritari ki te punaha manawa me te kiri.
R41 – He kino kino ki nga kanohi
R36/37/38 – 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.
S39 – Mau whakamarumaru kanohi / kanohi.
S36 – Mau kakahu whakamarumaru tika.
UN ID UN2811
WGK Tiamana 3
RTECS US8575000
Waehere HS 29333990
Tuhipoka morearea Whakariri
Te akomanga morearea 6.1

 

Kupu Whakataki

Ko te 3,5-Dichloropyridine he pūhui waro. He wai kore tae, he kaha te haunga.

Ko te 3,5-dichloropyridine hoki ka tauhohe me te konutai waikawa hei hanga hauwai hauwai hauwai paitini.

 

Ko te 3,5-Dichloropyridine he maha nga tono i roto i te tukanga whakahiato waro. Ka taea te whakamahi hei kaihoko whakaheke nui mo te whakahiato o nga ketones.

 

He maha nga huarahi hei whakarite i te 3,5-dichloropyridine. Ka whiwhihia he tikanga ma te tauhohe i te pyridine ki te hau maota. Ko nga waahanga motuhake ko: te whakauru i te hau maota ki roto i te otinga kei roto pyridine i raro i nga tikanga tauhohenga e tika ana. I muri i te tauhohenga, ka purea te hua 3,5-dichloropyridine ma te whakakore.

 

I te wa e whakamahi ana i te 3,5-dichloropyridine, me whai nga tikanga whakahaere haumaru me te mau taputapu tiaki. A ape i te pa ki te kiri, nga kanohi, me nga kiri mucous. Me tupato kia kore e tauhohe ki etahi atu matū i te wa e whakahaere ana me te rokiroki kia kore ai e tupono. I te wa o te rokiroki, me pupuri te 3,5-dichloropyridine ki roto i te ipu hau ka tuu ki te waahi makariri, maroke.


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