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4-Chloro-3-hydroxybenzotrifluoride(CAS# 40889-91-6)

Āhuatanga matū:

Tātai rāpoi C7H4ClF3O
Molar Mass 196.55
Kiato 1.459g/mLat 25°C(marama)
Piro Pouri 87-88°C38mm Hg(marama)
Tohu Kohiko 115°F
Kohu Kohu 32mmHg i te 25°C
Te taumahatanga motuhake 1.459
Tepe Whakaaturanga ACGIH: TWA 2.5 mg/m3NIOSH: IDLH 250 mg/m3
BRN 2094176
pKa 7.49±0.10(I Matapaetia)
Tikanga Rokiroki 2-8°C
Taurangi Refactive n20/D 1.473(marama)
MDL MCD00019995
Āhuatanga ā-tinana, matū hoki Te wai hinuhinu kowhai kowhai

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xi – Irritant
Waehere Morearea R10 – He mura ahi
R36/37/38 – He whakapataritari ki nga kanohi, te punaha manawa me te kiri.
Whakaahuatanga Haumaru S16 – Kia matara atu i nga puna o te mura.
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.
UN ID UN 1993 3/PG 3
WGK Tiamana 3
Waehere HS 29081990
Tuhipoka morearea Whakariri
Te akomanga morearea 3
Roopu Tarapi III

 

Kupu Whakataki

Ko te 4-Chloro-3-hydroxytrifluorotoluene he pūhui waro. Ko ona ahuatanga e whai ake nei:

 

1. Te ahua: Ko te 4-chloro-3-hydroxytrifluorotoluene he wai kore tae ki te wai kowhai marama.

2. Wairewa: He iti te wairewa i roto i te wai, ka taea te rewa i roto i nga whakarewa pararopi penei i te ether, te waipiro, me etahi atu.

3. Pūmautanga: He āhua pūmau ki te marama, te wera, me te hāora.

 

He maha nga whakamahinga a 4-Chloro-3-hydroxytrifluorotoluene i roto i te ahumahi matū, tae atu ki:

1. Hei whakapumau: kei roto i tana hanganga irapoi nga roopu hydroxyl me nga ngota fluorine, he pai te pumau me nga taonga antioxidant, ka taea te whakamahi hei whakapumau i roto i nga mara o te kirihou, te rapa, te tae me te paninga.

2. Hei reagent: Ka taea te whakamahi hei reagent i roto i te whakahiato waro, hei tauira, mo te whakahiato o nga pūhui fluorinated.

 

Ko te tikanga mo te whakarite 4-chloro-3-hydroxytrifluorotoluene e whai ake nei:

Ka whiwhihia he tikanga whakarite ma te tauhohe i te trifluorotoluene me te thionyl chloride. Ko nga waahanga motuhake ko te tauhohenga o te trifluorotoluene me te thionyl chloride i raro i nga tikanga e tika ana, ka whai i te hydrochlorination ki te whiwhi 4-chloro-3-hydroxytrifluorotoluene.

 

Mōhiohio Haumaru:

2. A ape i te whakapiri tika atu ki nga matū waiora kaha ki te karo i nga tauhohenga kino.

3. I te wa e whakamahia ana me te rokiroki, kia matara atu i te ahi me te taiao teitei o te pāmahana, ka penapena ki te waahi makariri, maroke.

4. Whakamaua nga taputapu whakamarumaru e tika ana penei i nga karapu, motiiti, me nga kakahu whakamarumaru i te wa e whakamahia ana.

 


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