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3-bromo-4-methylbenzonitrile(CAS# 42872-74-2)

Āhuatanga matū:

Tātai rāpoi C8H6BrN
Molar Mass 196.04
Kiato 1.51±0.1 g/cm3(I Matapaetia)
Te Whakarewa 41-45 °C (marama)
Piro Pouri 259.1±20.0 °C(I Matapaetia)
Tohu Kohiko >230°F
Wairewa wai Karekau ki te wai.
Kohu Kohu 0.013mmHg i te 25°C
Te ahua Kiriata kōwhai
Tikanga Rokiroki I hiri ki te maroke, Te Pawera o te rūma
Taurangi Refactive 1.591
MDL MFCD06797818

Taipitopito Hua

Tohu Hua

Waehere Morearea 20/21/22 – He kino ma te horomia, ka pa ki te kiri me te horomia.
Whakaahuatanga Haumaru 36 – Mau kakahu tiaki tika.
UN ID UN3439
WGK Tiamana 3
Tuhipoka morearea He kino
Te akomanga morearea 6.1
Roopu Tarapi III

 

Kupu Whakataki

He pūhui waro me te tātai matū C8H6BrN. He totoka ma he kakara motuhake.

 

He maha nga wa ka whakamahia hei takawaenga nui i roto i te whakahiato waro. Ka taea te whakamahi ki te whakahiato i nga raau taero, pesticides, waikano me nga reagents matū. Hei tauira, ka taea te whakamahi i roto i te whakahiato o nga patu paturopi me nga rongoa mate pukupuku. I tua atu, ka taea hoki te whakamahi hei rauemi mata mo nga rauemi whakaputa maramara me nga wai katote.

He maha nga tikanga whakarite mo

, a ko tetahi tikanga e whakamahia nuitia ana ko te whakahoki i te waikawa p-tolylboronic me te brominylformamide. Ko te mahi whakarite motuhake me whakatika me te arotau kia rite ki te ahuatanga.

 

A, no te whakamahi me te whakahaere, me aro koe ki ana korero haumaru. He puhui pararopi me etahi paitini me te irirangi, me karohia te pa ki te kiri, nga kanohi me te rewharewha. Me mau taputapu whakamarumaru penei i nga karapu, motiiti me nga whakangungu kanohi i te wa e mahi ana. I te wa ano, mahi i roto i te waahi pai-hau kia kore e puehu me te mamaoa. Mena ka puta he wawata, he toanga ranei, me rapu wawe te rongoa.


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