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ibicuruzwa

2-Bromopyridine-4-acide karubike (CAS # 66572-56-3)

Umutungo wa Shimi:

Inzira ya molekulari C6H4BrNO2
Misa 202.01
Ubucucike 1.813 ± 0.06 g / cm3 (Biteganijwe)
Ingingo yo gushonga 229-231 ° C.
Ingingo ya Boling 447.2 ± 30.0 ° C (Biteganijwe)
Flash point 224.3 ° C.
Umwuka 8.78E-09mmHg kuri 25 ° C.
Kugaragara Ifu ya Crystalline
Ibara Cyera
BRN 471895
pKa 2.98 ± 0.10 (Biteganijwe)
Imiterere y'Ububiko Komeza ahantu hijimye, Gufunzwe byumye, Ubushyuhe bwicyumba
MDL MFCD01646069
Ibintu bifatika na shimi Gushonga ingingo 229-231 ° C.
Koresha Ubushyuhe bwo kubika 2-8 ℃

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.
S36 - Kwambara imyenda ikingira.
S36 / 37 - Wambare imyenda ikingira hamwe na gants.
WGK Ubudage 3
Kode ya HS 29333990
Icyitonderwa Kurakara / Komeza ubukonje
Icyiciro cya Hazard IRRITANT

 

Intangiriro

2-Bromoisoniacin, izwi kandi nka 2-bromopyridine-4-karubasi ya aside, ni urugimbu. Ibikurikira nintangiriro kumiterere, imikoreshereze, uburyo bwo gutegura namakuru yumutekano ya acide 2-bromoisoniacinic:

 

Ubwiza:

- Kugaragara: 2-Bromoisoniacinic aside ni cyera cyangwa kitari cyera kristaline ikomeye.

- Gukemura: Irashobora gushonga mumashanyarazi nkamazi, Ethanol, na ether.

- Imiterere yimiti: Irashobora guhura na hydrolysis ya alkaline mugihe cya alkaline kugirango itange ibibyimba bya bromopyridine.

 

Koresha:

- Irashobora kandi gukoreshwa nkirangi ryirangi hagati muguhuza amarangi na pigment.

 

Uburyo:

- Uburyo busanzwe bwo gutegura aside 2-bromoisoniacinic iboneka mugukora aside 2-picolinike hamwe na thionyl bromide. Kuvanga aside 2-picolinike na sulfoxide mumashanyarazi akwiye hanyuma ukongeramo catisale runaka. Hanyuma, thionyl bromide yongewemo buhoro, kandi reaction iba. Igisubizo cya reaction cyavuwe neza kandi gisukurwa kugirango ubone aside 2-bromoisoniacinic aside ifite isuku nyinshi.

 

Amakuru yumutekano: Nibintu bitera uburakari bishobora gutera uburakari no kutoroherwa no guhura nuruhu, amaso, cyangwa inzira zubuhumekero. Ibikoresho bikwiye byo kurinda umuntu nk'uturindantoki, ibirahure, n'ingabo zo mu maso bigomba kwambarwa mugihe bikoreshwa.

- Mugihe ukoresha 2-bromoisoniacin, irinde guhumeka umukungugu cyangwa imyuka. Nyuma yo kuvurwa, ahantu hamwe nibikoresho byanduye bigomba gusukurwa neza.

- Kubika neza 2-bromoisoniacin, bigomba kubikwa ahantu humye, hakonje kandi hafite umwuka mwiza, kure yumuriro na okiside. Ubike ukundi kubitwikwa, acide no kugabanya ibintu.

- Mugihe habaye guhumeka kubwimpanuka, guhura, cyangwa gufatwa na 2-bromoisoniacin, shakisha ubuvuzi bwihuse hanyuma uzane amabwiriza cyangwa ikirango cyibicuruzwa bivugwa.


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