isibhengezo_sekhasi

umkhiqizo

5-Bromo-2-Chlorobenzoic Acid (CAS# 21739-92-4)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H4BrClO2
I-Molar Mass 235.46
Ukuminyana 1.7312 (isilinganiso esinzima)
I-Melting Point 154-156 °C (okhanyisiwe)
I-Boling Point 324.5±27.0 °C(Kubikezelwe)
I-Flash Point 150.1°C
Ukuncibilika kwamanzi Incibilika emanzini 2.63 g/L @20°C.
Ukuncibilika 2.63g/l
I-Vapor Presure 0.0001mmHg ku-25°C
Ukubukeka Ikristalu elimhlophe
Umbala Khipha impushana enombala omhlophe
I-BRN 2691432
pKa 2.49±0.25(Okubikezelwe)
Isimo Sesitoreji Kuvalwe endaweni eyomile, Ngezinga lokushisa Legumbi
I-Refractive Index 1.5590 (isilinganiso)
I-MDL I-MFCD00002415
Izakhiwo Zomzimba Nezamakhemikhali I-crystalline powder emhlophe. Iphuzu lokuncibilika 158-160°C.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
I-WGK Germany 3
Ikhodi ye-HS 29163900
I-Hazard Class I-IRRITANT

 

Isingeniso

I-5-Bromo-2-chlorobenzoic acid iyinhlanganisela ephilayo. Okulandelayo yisingeniso kwezinye zezakhiwo zayo, ukusetshenziswa, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Ikhwalithi:

- Ukubukeka: I-crystalline powder emhlophe

- Ukunyibilika: Kuncibilika kancane emanzini, kuncibilika kuzincibilikisi zemvelo

 

Sebenzisa:

- I-5-Bromo-2-chlorobenzoic acid ingasetshenziswa njengesiphakathi esibalulekile ekuhlanganiseni kwe-organic.

- Ibuye isetshenziswe ngokujwayelekile njengendawo eluhlaza yezibulala-zinambuzane, ama-fungicides kanye ne-flame retardants.

 

Indlela:

I-5-Bromo-2-chlorobenzoic acid ingalungiswa kanje:

- Faka i-2-bromobenzoic acid ku-dichloromethane;

- Faka i-thionyl chloride ne-hydrogen oxide emazingeni okushisa aphansi;

- Ekupheleni kokusabela, umkhiqizo utholakala nge-cryoprecipitation nokuhlunga.

 

Ulwazi Lokuphepha:

- I-5-Bromo-2-chlorobenzoic acid iyacasula futhi kufanele igweme ukuthintana ngqo nesikhumba namehlo.

- Izinyathelo ezinhle zokungenisa umoya kufanele zithathwe ngesikhathi sokusebenza.

- Landela izinqubo ezifanele zokusebenza zokuphepha lapho uzisebenzisa futhi uzigcina.

- Gwema ukusebenzisa inhlanganisela eduze komthombo womlilo ukuze uvimbele ukuqhuma.


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