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ibicuruzwa

2 5-Dibromo-3-methylpyridine (CAS # 3430-18-0)

Umutungo wa Shimi:

Inzira ya molekulari C6H5Br2N
Misa 250.92
Ubucucike 1.9318 (igereranya)
Ingingo yo gushonga 43-47 ° C (lit.)
Ingingo ya Boling 114 ° C / 6mmHg
Flash point > 230 ° F.
Gukemura gushonga muri Methanol
Umwuka 0.0203mmHg kuri 25 ° C.
Kugaragara Ifu yera
Ibara Kwera-beige
pKa -1.27 ± 0.20 (Biteganijwe)
Imiterere y'Ububiko munsi ya gaze ya inert (azote cyangwa Argon) kuri 2-8 ° C.
Ironderero 1.6300 (igereranya)
MDL MFCD02093085

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R22 - Byangiza niba byamizwe
R36 / 38 - Kurakaza amaso n'uruhu.
R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
R20 / 21/22 - Byangiza muguhumeka, guhura nuruhu kandi niba byamizwe.
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 / 37/39 - Wambare imyenda ikingira, uturindantoki no kurinda amaso / mu maso.
S36 - Kwambara imyenda ikingira.
Indangamuntu ya Loni UN 2811 6.1 / PG 3
WGK Ubudage 3
Kode ya HS 29333990
Icyiciro cya Hazard 6.1
Itsinda ryo gupakira III

 

Intangiriro

2,5-Dibromo-3-trimethylpyridine ni ifumbire mvaruganda. Ibikurikira ni intangiriro kuri bimwe mubintu byayo, ikoreshwa, uburyo bwo gukora namakuru yumutekano:

 

Ubwiza:

- Kugaragara: 2,5-Dibromo-3-trimethylpyridine ni ibara ritagira ibara ryumuhondo wijimye.

- Gukemura: Irashobora gushonga mumashanyarazi menshi, nka Ethanol, acetone, na dimethyl sulfoxide.

- Guhagarara: Birahagaze neza kumucyo nubushyuhe, ariko kubora bishobora kubaho mubihe bikomeye bya alkaline.

 

Koresha:

- Nkumusemburo: 2,5-dibromo-3-trimethylpyridine irashobora gukoreshwa nkumuti wa bromine kugirango uhagarike ibintu bimwe na bimwe kama kama, nko gusimbuza nucleophilique, okiside, hamwe na kondegene.

- Synthesis organique: Irashobora gukoreshwa nkigihe gito muguhuza ibinyabuzima kama, cyane cyane kubintu birimo ketone cyangwa aldehyde.

- Irangi ryamafoto: Irashobora kandi gukoreshwa mugutegura amarangi yifotozi.

 

Uburyo:

Muri rusange, 2,5-dibromo-3-trimethylpyridine irashobora gutegurwa na bromination reaction hamwe na bromine nka reaction muri sisitemu ya reaction ya trimethylpyridine. Imiterere yimyitwarire irashobora kugenwa buri kibazo, ariko hagomba kwitonderwa kugirango umutekano ukorwe.

 

Amakuru yumutekano:

- 2,5-Dibromo-3-trimethylpyridine yangiza uruhu n'amaso kandi bigomba kwirindwa guhura.

- Kwambara ijisho ririnda, gants hamwe n imyenda ikingira mugihe ukoresha.

- Korera ahantu hafite umwuka mwiza kandi wirinde guhumeka umwuka wacyo.

- Irinde guhura ningingo zikomeye za okiside, zishobora gutera ingaruka mbi.

- Imyanda igomba kujugunywa hakurikijwe amabwiriza yaho.


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