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umkhiqizo

2-Fluoro-4-nitrobenzoic acid (CAS# 403-24-7)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H4FNO4
I-Molar Mass 185.11
Ukuminyana 1.568±0.06 g/cm3(Kubikezelwe)
I-Melting Point 170 °C
I-Boling Point 352.5±27.0 °C(Kubikezelwe)
I-Flash Point 167°C
I-Vapor Presure 1.41E-05mmHg ku-25°C
Ukubukeka Impushana ecwebezelayo ephuzi
Umbala Okumhlophe kuya kokuphuzi Okukhanyayo
I-BRN 2582091
pKa 2.37±0.13(Okubikezelwe)
Isimo Sesitoreji Kuvalwe endaweni eyomile, Ngezinga lokushisa Legumbi
I-MDL I-MFCD00275565

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
I-R22 – Iyingozi uma igwinywe
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S22 - Ungaphefumuli uthuli.
Ikhodi ye-HS 29163990
I-Hazard Class I-IRRITANT

 

Isingeniso

I-2-Fluoro-4-nitrobenzoic acid(2-Fluoro-4-nitrobenzoic acid) iyinhlanganisela yemvelo enefomula yamakhemikhali ethi C7H4FNO4. Okulandelayo incazelo yezakhiwo, ukusetshenziswa, ukulungiswa kanye nolwazi lokuphepha kwenhlanganisela:

 

Imvelo:

-Ukubukeka: I-2-Fluoro-4-nitrobenzoic acid i-white crystalline powder eqinile.

-indawo yokuncibilika: mayelana ne-168-170 ℃.

-I-Solubility: Incibilika kuma-solvents amaningi e-organic, njengotshwala, ama-ketone nama-ether.

-Izici ze-Chemical: I-2-Fluoro-4-nitrobenzoic acid iyinto ene-asidi engasabela nge-alkali nezinsimbi ukukhiqiza usawoti ohambisanayo. Ingase futhi isebenze njengokuphuma kwe-asidi enamakha futhi ibhekane nokunye ukusabela kwamakhemikhali.

 

Sebenzisa:

- I-2-Fluoro-4-nitrobenzoic acid iyingxenye ebalulekile ekuhlanganiseni kwezinto eziphilayo futhi ingasetshenziswa ukuze kuhlanganiswe izinto eziphilayo ezifana nezidakamizwa, odayi nezibulala-zinambuzane.

-Ingasetshenziswa futhi njenge-reagent yokuhlaziya ukuze ihlaziye futhi ithole ubukhona kanye nokugxila kwezinye izinhlanganisela.

 

Indlela Yokulungiselela:

- I-2-Fluoro-4-nitrobenzoic acid ingalungiswa ngezindlela ezihlukahlukene zokwenziwa. Izindlela ezijwayelekile zifaka i-2-fluorination ye-p-nitrobenzoic acid noma i-nitration ye-2-fluorobenzoic acid.

 

Ulwazi Lokuphepha:

I-2-Fluoro-4-nitrobenzoic acid ingaba yingozi emzimbeni womuntu. Ukunaka kufanele kukhokhwe ukuze kugwenywe ukuthintana ngqo kwesikhumba, ukuhogela umoya noma ukungena.

-Lapho uphatha futhi ugcina i-compound, kuyadingeka ukuthatha izinyathelo zokuphepha ezifanele, njengokugqoka izibuko zokuzivikela, amagilavu ​​kanye nemishini yokuphefumula, nokuqinisekisa ukuthi ukusebenza kwenziwa endaweni enomoya omuhle.

-Uma uhlangana nenhlanganisela, hlambulula ngokushesha ngamanzi futhi ufune usizo lwezokwelapha.


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