isibhengezo_sekhasi

umkhiqizo

2-Bromo-5-nitrobenzoic acid (CAS# 943-14-6)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H4BrNO4
I-Molar Mass 246.01
Ukuminyana 2.0176 (isilinganiso esinzima)
I-Melting Point 180-181 °C (okhanyisiwe)
I-Boling Point 370.5±32.0 °C(Kubikezelwe)
I-Flash Point 177.8°C
Ukuncibilika I-Chloroform, iMethanol
I-Vapor Presure 3.83E-06mmHg ku-25°C
Ukubukeka Impushana
Umbala I-beige ekhanyayo ukuya ensundu ngokuphaphathekile
I-BRN 980242
pKa 2.15±0.10(Kubikezelwe)
Isimo Sesitoreji Ithempelesha Legumbi
I-Refractive Index 1.6200 (isilinganiso)
I-MDL I-MFCD00134558

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 29163990

 

Isingeniso

I-2-Bromo-5-nitrobenzoic acid iyinhlanganisela ye-organic enefomula yamakhemikhali ethi C7H4BrNO4. Okulandelayo yincazelo yemvelo yayo, ukusetshenziswa, ukulungiswa kanye nolwazi lokuphepha:

 

Imvelo:

- I-2-Bromo-5-nitrobenzoic acid iyikristalu eqinile ephuzi, ayinaphunga.

-Ayincibiliki emanzini ngamazinga okushisa asekamelweni, kodwa ancibilika kuma-solvents ephilayo njenge-ethanol, i-chloroform ne-dimethyl sulfoxide.

-Inezinga elithile lokuzinza, kodwa ingasabela lapho kukhona ama-oxidants aqinile.

 

Sebenzisa:

- I-2-Bromo-5-nitrobenzoic acid ivame ukusetshenziswa njengento ebalulekile ekuphenduleni kwe-organic synthesis.

-Ingasabela nezinye izinhlanganisela ukwakha izinhlanganisela ezintsha zemvelo.

-Ingasetshenziswa futhi ukulungisa odayi be-fluorescent, izibulala-zinambuzane namakhemikhali ekhemisi.

 

Indlela:

I-2-Bromo-5-nitrobenzoic acid ingalungiswa ngezinyathelo ezilandelayo:

1. i-benzoic acid isabela nge-nitric acid egxilile ukuze ithole i-nitrobenzoic acid.

2. ukwengeza i-bromine ukuze isabele nge-nitrobenzoic acid ngaphansi kwezimo ezifanele ukukhiqiza i-2-Bromo-5-nitrobenzoic acid.

 

Ulwazi Lokuphepha:

I-2-Bromo-5-nitrobenzoic acid iyinhlanganisela yezinto eziphilayo, futhi kufanele kuqashelwe ubuthi bayo.

-Emsebenzini, kufanele ugqoke izibuko zokuzivikela namagilavu, ugweme ukuthintana kwesikhumba.

-Sebenzisa endaweni enomoya omuhle ukuze ugweme ukuhogela uthuli noma igesi entweni.

-Uma i-overdose yento ithathwa ngephutha noma ihogelwe, thintana nodokotela ngokushesha futhi wazise udokotela ngesimo.

- Gwema umlilo nokushisa futhi ugcine endaweni epholile neyomile.


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