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ibicuruzwa

5-Chloropyridine-2-acide karubike (CAS # 86873-60-1)

Umutungo wa Shimi:

Inzira ya molekulari C6H4ClNO2
Misa 157.55
Ubucucike 1.470 ± 0.06 g / cm3 (Biteganijwe)
Ingingo yo gushonga 166-171 ℃
Ingingo ya Boling 310.3 ± 22.0 ° C (Biteganijwe)
Flash point 141.5 ° C.
Umwuka 0.00026mmHg kuri 25 ° C.
pKa 3.41 ± 0.10 (Byahanuwe)
Imiterere y'Ububiko Komeza ahantu hijimye, Gufunzwe byumye, Ubushyuhe bwicyumba
Ironderero 1.59
MDL MFCD04114192

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R20 / 21/22 - Byangiza muguhumeka, guhura nuruhu kandi niba byamizwe.
R40 - Ibimenyetso bike byerekana ingaruka ziterwa na kanseri
R22 - Byangiza niba byamizwe
Ibisobanuro byumutekano S22 - Ntugahumeke umukungugu.
S36 - Kwambara imyenda ikingira.
Icyitonderwa Byangiza
Icyiciro cya Hazard IRRITANT

 

Intangiriro

Acide (aside) nuruvange kama hamwe na formula ya chimique C6H4ClNO2.

 

Kamere:

Acide ni umweru kugeza yoroheje umuhondo kristaline ikomeye ifite impumuro idasanzwe. Irashobora gushonga mumashanyarazi amwe n'amwe, nka Ethanol, dimethyl sulfoxide na dichloromethane, ariko ifite imbaraga nke mumazi. Irahagaze mu kirere kandi ibora ku bushyuhe bwinshi.

 

Koresha:

Acide ningirakamaro yingirakamaro hagati, ikoreshwa cyane muguhuza ibindi bintu kama. Irashobora gukoreshwa mugutegura imiti yica udukoko, imiti, amarangi hamwe nuruvange.

 

Uburyo bwo Gutegura:

Acide irashobora guhuzwa nuburyo butandukanye, uburyo bukunze gukoreshwa burimo bibiri bikurikira:

1. 2-picolinike acide chloride ikoreshwa na acide ya chloroacetike kugirango itange ibicuruzwa bigenewe hifashishijwe catalizator kandi mubihe bikwiye.

2. reba methanol 2-pyridyl hamwe na chloride acide karubone, hanyuma hydrolyze hamwe na aside kugirango ubone aside.

 

Amakuru yumutekano:

Uburozi bwa aside ni buke, ariko biracyakenewe kwitondera imikorere itekanye. Irinde guhura mu buryo butaziguye n'uruhu, amaso n'inzira z'ubuhumekero, kandi wambare uturindantoki turinda, amadarubindi na masike nibiba ngombwa. Irinde guhura na okiside hamwe nibintu byaka mugihe cyo gukoresha no kubika. Bikwiye kubikwa ahantu humye, gahumeka neza, kure yumuriro. Niba winjiye cyangwa uhumeka, shakisha ubuvuzi ako kanya.


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