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2,4′-Dibromoacetophenone(CAS#99-73-0)

Āhuatanga matū:

Tātai rāpoi C8H6Br2O
Molar Mass 277.94
Kiato 1.7855 (whakatau tata)
Te Whakarewa 108-110°C(marama)
Piro Pouri 1415°C/760mm
Tohu Kohiko 114.1°C
Wairewa wai Wairewa ki te dimethyl sulfoxide (5 mg/ml), mewaro (20 mg/ml), toluene me te waihano. Karekau ki te wai.
Kohu Kohu 0.000603mmHg i te 25°C
Te ahua Mārō Kiriata
Tae He kowhai iti ki te beige
Merck 14,1427
BRN 607604
Tikanga Rokiroki Whakaorangia ki raro +30°C.
Te pumau Eu ana. Kaore e hototahi ki nga turanga kaha, nga mea whakaheke kaha, nga mea whakaheke kaha.
Tairongo Lachrymatory
Taurangi Refactive 1.5560 (whakatau tata)
Āhuatanga ā-tinana, matū hoki He kiripiri rite ki te ngira ma. Ira whakarewa 110-111 °c. Ka whakarewahia ki te waipiro wera, ka whakarewahia ki te ether, karekau ki te wai.

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate C – Huka
Waehere Morearea 34 – He weranga
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.)
UN ID UN 3261 8/PG 2
WGK Tiamana 2
RTECS AM6950000
FLUKA BRAND F CODES 19-21
TSCA T
Waehere HS 29147090
Tuhipoka morearea Haehae/Lachrymatory
Te akomanga morearea 8
Roopu Tarapi III

 

Kupu Whakataki

2,4′-Dibromoacetophenone. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:

 

Kounga:

- Te ahua: 2,4′-Ko te Dibromoacetophenone he toka kiriata kore tae, kowhai ranei.

- Wairewa: Ka taea te memeha i roto i nga whakarewa pararopi penei i te waihano, te etera, me te benzene.

- Pumautanga: 2,4′-Dibromoacetophenone he ahua pumau i te pāmahana rūma, engari he ngawari ki te ngingiha i nga wera nui me te wa e pa ana ki nga mura ahi.

 

Whakamahia:

- 2,4′-Dibromoacetophenone te nuinga o te whakamahia hei takawaenga i roto i te whakahiato waro i roto i nga taiwhanga matū.

- Ka taea hoki te whakamahi i roto i etahi tauhohenga whakahiato waro, penei i nga tauhohenga matū organometallic me nga tauhohenga organocatalytic.

 

Tikanga:

- Ko te 2,4′-dibromoacetophenone te tikanga ka taea te whakahiato ma te bromination o te benzophenone. I muri i te tauhohenga o te benzophenone me te bromine, ka taea te whakarite i te hua whaainga ma te taahiraa purenga tika.

 

Mōhiohio Haumaru:

- 2,4′-He kino te Dibromoacetophenone me te whakamahi i runga i nga tikanga whakahaere haumaru.

- A ape i te pa ki te kiri, ki nga kanohi, me te ara manawa kia kore ai te irirangi me te whara.

- Kia whai whakaaro ki nga ahuatanga pai o te hau i te wa e whakamahia ana, me te karo i te tango i ona hau.

- Me penapena tenei puhui me te hapai atu i nga mura ahi me nga puna wera teitei.


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