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ibicuruzwa

3 5-Dichloro-4-hydroxybenzoic aside (CAS # 3336-41-2)

Umutungo wa Shimi:

Inzira ya molekulari C7H4Cl2O3
Misa 207.01
Ubucucike 1.5281 (igereranya)
Ingingo yo gushonga 264-266 ° C (lit.)
Ingingo ya Boling 297.29 ° C (igereranya)
Flash point 152.3 ° C.
Gukemura DMSO (Buhoro), Methanol (Buhoro)
Umwuka 7.79E-05mmHg kuri 25 ° C.
Kugaragara Birakomeye
Ibara Umweru Kuri Off-White
BRN 2616297
pKa 3.83 ± 0.10 (Byahanuwe)
Imiterere y'Ububiko Ikirere cyimbere, Ubushyuhe bwicyumba
Ironderero 1.4845 (igereranya)
MDL MFCD00002550
Ibintu bifatika na shimi Kirisiti yera. Gushonga ingingo 268-269 ℃.
Koresha Byakoreshejwe nkigihe gito muri synthesis organique

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
WGK Ubudage 3
RTECS DG7502000
Kode ya HS 29182900

 

Intangiriro

3,5-Dichloro-4-hydroxybenzoic aside ni ifumbire mvaruganda. Ibikurikira nintangiriro yumutungo wacyo, imikoreshereze, uburyo bwo gukora namakuru yumutekano:

 

Ubwiza:

- Kugaragara: 3,5-Dichloro-4-hydroxybenzoic aside ni ibara ritagira ibara ryifu ya kristaline.

- Gukemura: Irashobora gushonga mumashanyarazi amwe n'amwe nka alcool na ethers, ariko ntishobora gushonga mumazi.

 

Koresha:

 

Uburyo:

- 3,5-Dichloro-4-hydroxybenzoic aside irashobora kuboneka hamwe na chlorine ya parahydroxybenzoic. Uburyo bwihariye nugukora aside hydroxybenzoic hamwe na thionyl chloride kugirango isimbuze hydrogene atom mumatsinda ya hydroxyl hamwe na atome ya chlorine mubihe bya acide binyuze mugusimbuza ioni ya chloride.

 

Amakuru yumutekano:

- Ingaruka ku buzima bwabantu: 3,5-dichloro-4-hydroxybenzoic aside nta ngaruka mbi zigaragara kubuzima bwabantu mubihe rusange bikoreshwa.

- Irinde guhura: Mugihe ukoresha iki kigo, irinde guhura hagati yuruhu namaso kandi urebe neza ko ukorera ahantu hafite umwuka mwiza.

- Kwirinda kubika: Bikwiye kubikwa ahantu humye, hakonje, kandi hahumeka, kure yumuriro no gutwikwa.


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