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ibicuruzwa

3 5-Dibromo-2-pyridylamine (CAS # 35486-42-1)

Umutungo wa Shimi:

Inzira ya molekulari C5H4Br2N2
Misa 251.91
Ubucucike 2.147 ± 0.06 g / cm3 (Biteganijwe)
Ingingo yo gushonga 104-105 ° C (lit.)
Ingingo ya Boling 253.9 ± 35.0 ° C (Biteganijwe)
Flash point 107.3 ° C.
Umwuka 0.0178mmHg kuri 25 ° C.
Kugaragara Ifu y'umuhondo
BRN 119390
pKa 1.89 ± 0.49 (Byahanuwe)
Imiterere y'Ububiko Komeza ahantu hijimye, Inert ikirere, Ubushyuhe bwicyumba
MDL MFCD00038041

Ibicuruzwa birambuye

Ibicuruzwa

Ibimenyetso bya Hazard Xi - Kurakara
Kode y'ingaruka 36/37/38 - Kurakaza amaso, sisitemu yubuhumekero nuruhu.
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S37 / 39 - Kwambara uturindantoki dukwiye no kurinda amaso / kurinda amaso
S36 - Kwambara imyenda ikingira.
WGK Ubudage 3
Kode ya HS 29333990
Icyiciro cya Hazard IRRITANT

 

Intangiriro

2-Amino-3,5-dibromopyridine ni ifumbire mvaruganda hamwe na chimique C5H3Br2N. Nibintu byera bya kristaline byera, bigashonga mumashanyarazi amwe nka ethers na alcool.

 

Uru ruganda rukunze gukoreshwa nkurwego rwo hagati muri synthesis. Irashobora gukoreshwa mugutegura ibikomoka kuri pyridine nibindi binyabuzima. Ifite porogaramu zimwe na zimwe mu bijyanye n'ubuvuzi, nka synthesis ya bimwe birwanya ibibyimba ndetse na virusi.

 

Hariho uburyo bwinshi bwo gutegura 2-Amino-3,5-dibromopyridine. Uburyo bumwe busanzwe ni ugukora 3,5-dibromopyridine hamwe na ammonia mubihe byibanze.

 

Kubyerekeranye namakuru yumutekano, 2-Amino-3,5-dibromopyridine nuruvange kama rufite ibyago runaka. Irashobora kurakaza uruhu, amaso hamwe nu myanya y'ubuhumekero, bityo rero hagomba gufatwa ingamba zo gukingira mugihe cyo gukora, nko kwambara ibirahure birinda, gants na respirators. Byongeye kandi, uruganda rugomba gukorerwa muri laboratoire ihumeka neza kandi igakorwa neza kandi ikabikwa. Kubindi bisobanuro birambuye byumutekano, nyamuneka reba urupapuro rwumutekano.


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