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2 3-DIBROMO-5-CHLORO PYRIDINE (CAS # 137628-17-2)

Umutungo wa Shimi:

Inzira ya molekulari C5H2Br2ClN
Misa 271.34
Ubucucike 2.136 ± 0.06 g / cm3 (Biteganijwe)
Ingingo yo gushonga 41.0 kugeza 45.0 ° C.
Ingingo ya Boling 259.9 ± 35.0 ° C (Biteganijwe)
Flash point 111.004 ° C.
Umwuka 0.02mmHg kuri 25 ° C.
Kugaragara Ibara ry'umuhondo ryerurutse
pKa -3.85 ± 0.20 (Biteganijwe)
Imiterere y'Ububiko Ikirere cyimbere, Ubushyuhe bwicyumba
Ironderero 1.62
MDL MFCD08687254

Ibicuruzwa birambuye

Ibicuruzwa

Ibyago n'umutekano

Kode y'ingaruka R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
R25 - Uburozi iyo bumize
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S37 - Kwambara uturindantoki dukwiye.
S45 - Mugihe habaye impanuka cyangwa niba wumva utameze neza, shaka inama zubuvuzi ako kanya (erekana ikirango igihe cyose bishoboka.)
Indangamuntu ya Loni UN 2811 6.1 / PGIII
Icyiciro cya Hazard IRRITANT

2 3-DIBROMO-5-CHLORO PYRIDINE (CAS # 137628-17-2) intangiriro

2,3-dibromo-5-chloropyridine ni ifumbire mvaruganda. Ibikurikira nintangiriro kumiterere, imikoreshereze, uburyo bwo gutegura, namakuru yumutekano yikigo:

kamere:
-Ibigaragara: 2,3-dibromo-5-chloropyridine ni ibara ritagira ibara ry'umuhondo.
-Gukemuka: Ifite imbaraga nyinshi mumashanyarazi ariko ikabura amazi make.

Intego:
2,3-dibromo-5-chloropyridine ifite uburyo bwinshi bwo gukoresha muri synthesis organique, ikoreshwa cyane mubice bikurikira:
-Nkuko fotosensizer, irashobora gukoreshwa mubice nko gucapa no gukora amafoto.

Uburyo bwo gukora:
Uburyo bwo gutegura 2,3-dibromo-5-chloropyridine burashobora gukorwa muburyo bukurikira:
Mugihe gikwiye, fata 2,3-dibromopyridine hamwe na fosifore pentachloride kugirango ubyare 2,3-dibromo-5-chloropyridine pentachloride.
Noneho, reba pentachloride hamwe na sodium hydroxide cyangwa ibindi bisubizo bya alkaline kugirango ubone 2,3-dibromo-5-chloropyridine.

Amakuru yumutekano:
-Gukoresha no gukoresha 2,3-dibromo-5-chloropyridine bigomba gukorerwa ahantu hafite umwuka uhagije kugirango wirinde kumara igihe kinini umunuko cyangwa umukungugu.
-Mu gihe cyo gukora, ibikoresho bikwiye byo kurinda bigomba kwambarwa, harimo uturindantoki twirinda imiti, indorerwamo, n’imyambaro ikingira.
-2,3-dibromo-5-chloropyridine ni iya bromide kama kandi ifite uburozi nuburakari. Igomba gukemurwa no kubikwa neza kugirango wirinde guhura n’umuriro n'ubushyuhe bwinshi.
-Iyo ukoresheje no kujugunya iki kigo, nyamuneka ukurikize ibisabwa mubikorwa byumutekano hamwe namategeko n'amabwiriza bijyanye.


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