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ibicuruzwa

2-Amino Pyrazine (CAS # 5049-61-6)

Umutungo wa Shimi:

Inzira ya molekulari C4H5N3
Misa 95.1
Ubucucike 1.1031 (igereranya)
Ingingo yo gushonga 118-120 ° C (lit.)
Ingingo ya Boling 167.6 ° C (igereranya)
Flash point 129.08 ° C.
Amazi meza gushonga
Gukemura gushonga muri Methanol
Umwuka 0.021mmHg kuri 25 ° C.
Kugaragara Ifu ya Crystalline
Ibara Umuhondo gahoro gahoro
BRN 107025
pKa 3.22 ± 0.10 (Byahanuwe)
Imiterere y'Ububiko Komeza ahantu hijimye, Inert ikirere, Ubushyuhe bwicyumba
Ironderero 1.5200 (ikigereranyo)
Ibintu bifatika na shimi Hanze ya kirisiti

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
R11 - Biraka cyane
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 - Kwambara imyenda ikingira.
S37 / 39 - Kwambara uturindantoki dukwiye no kurinda amaso / kurinda amaso
WGK Ubudage 3
Kode ya HS 29339990

 

Intangiriro

2-Aminopyrazine ni ifumbire mvaruganda. Ibikurikira nintangiriro yimiterere yabyo, imikoreshereze, imyiteguro namakuru yumutekano:

 

Ubwiza:

Kugaragara: 2-aminopyrazine ni kirisiti itagira ibara.

Gukemura: 2-aminopyrazine ifite imbaraga zo gukama neza mumazi, kandi irashobora no gushonga mumashanyarazi nka Ethanol na chloroform.

Imiterere yimiti: 2-aminopyrazine nikintu cya alkaline ikora byoroshye na acide ikora umunyu. Irashobora kandi gukora reaction ya chimique nka reaction ya electrophilique.

 

Koresha:

Ubuhinzi: 2-Aminopyrazine irashobora gukoreshwa nkibigize imiti yica udukoko nka fungiside, ibyatsi, nudukoko twangiza ibihingwa.

 

Uburyo:

Hariho uburyo bwinshi bwo gutegura 2-aminopyrazine, kandi nuburyo bukoreshwa ni ubu bukurikira:

Gutegura Pyrazine na ammonia: pyrazine na ammonia byegeranye kandi bigakorwa mubushyuhe bwinshi, hanyuma bigahumanurwa no kubura umwuma hamwe na kristu kugirango ubone aminopyrazine 2.

Gutegura hydrogenation ya pyrrolidone: pyrrolidone ni hydrogène hamwe na ammonia imbere ya catalizator yo kubona 2-aminopyrazine.

 

Amakuru yumutekano:

2-Aminopyrazine ni uruganda kama, kandi hagomba kwitonderwa kurinda umuriro no guturika mugihe ukoresheje no kubika.

Mugihe uhuye na 2-aminopyrazine, ugomba kwirinda guhura nuruhu no guhumeka gaze. Ibikoresho bikwiye byo kurinda bigomba kwambara mugihe cyo gukoresha.

Niba uhuye nikibazo nyuma yo kumira cyangwa guhura nuruhu, shakisha ubuvuzi bwihuse hanyuma uzane kontineri na label yikigo.

Iyo ukoresheje 2-aminopyrazine, ingamba zumutekano zijyanye nazo zigomba kubahirizwa, kandi imyanda igomba kujugunywa neza.

 


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