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4-Fluorobenzoyl chloride(CAS# 403-43-0)

Āhuatanga matū:

Tātai rāpoi C7H4ClFO
Molar Mass 158.56
Kiato 1.342 g/mL i te 25 °C (marama)
Te Whakarewa 10-12 °C (marama)
Piro Pouri 82 °C/20 mmHg (marama)
Tohu Kohiko 180°F
Wairewa wai Ka tauhohe ki te wai.
Kohu Kohu 0.000277mmHg i te 25°C
Te ahua Waiwai
Te taumahatanga motuhake 1.342
Tae He maama kore tae ki te kowhai marama
BRN 386215
Tikanga Rokiroki Te hau hau, Te Pamahana rūma
Tairongo Lachrymatory
Taurangi Refactive n20/D 1.532(marama)
Āhuatanga ā-tinana, matū hoki Kiato 1.34
ira whakarewa 9°C
ira kohua 82°C (20 torr)
taupū whakaata 1.5299-1.5319
ira hiko 82°C
Whakamahi Ka whakamahia hei waikano, pesticide, takawaenga rongoa

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate C – Huka
Waehere Morearea R34 – He weranga
R36/37 – He whakapataritari ki nga kanohi me te punaha manawa.
R14 – He kaha te mahi ki te wai
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.
S45 – Ki te puta he aitua, ki te kore ranei koe e pai, rapu wawe i nga tohutohu hauora (whakaatuhia te tapanga ina taea.)
S28A -
S27 – Wewetehia nga kakahu poke katoa.
UN ID UN 3265 8/PG 2
WGK Tiamana 3
FLUKA BRAND F CODES 10-19
TSCA T
Waehere HS 29163900
Tuhipoka morearea Haehae/Lachrymatory
Te akomanga morearea 8
Roopu Tarapi II

 

Kupu Whakataki

Ko te Fluorobenzoyl chloride he pūhui waro. E whai ake nei he kupu whakataki mo nga rawa, nga whakamahinga, nga tikanga whakarite me nga korero haumaru o te p-fluorobenzoyl chloride:

 

Kounga:

- Te ahua: Kore tae ki te wai kowhai marama.

- Wairewa: Ka whakarewahia i roto i nga whakarewa pararopi penei i te ether, chloroform me te toluene.

 

Whakamahia:

- Ka taea te whakamahi i te Fluorobenzoyl chloride hei reagent nui i roto i te whakahiato o nga pūhui waro, a he maha nga wa e whakamahia ana i roto i te tauhohenga fluorination o nga esters me nga eter.

 

Tikanga:

Ko te tikanga whakarite o te fluorobenzoyl chloride te nuinga ka whiwhi ma te whakahoki i te waikawa fluorobenzoic me te phosphorus pentachloride (PCl5). Ko te whārite tauhohenga e whai ake nei:

C6H5COOH + PCl5 → C6H5COCl + POCl3 + HCl

 

Mōhiohio Haumaru:

- Ko te Fluorobenzoyl chloride he pai kino, he whakapataritari me te pirau. Ko nga taputapu tiaki whaiaro penei i nga karapu whakamarumaru, nga karaehe whakamarumaru me nga kakahu whakamarumaru me mau ina whakamahia.

- A ape i te pa ki te kiri, te ngongo haurehu, te wai pakaru ranei.

- Me penapena te Flubenzoyl chloride ki tetahi wahi hiri, maroke, hauhautanga, kia matara atu i te ahi me nga rawa muramura.

 


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