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umkhiqizo

2,4,5-Trifluoro-3-methoxybenzoic(CAS#112811-65-1)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C8H5F3O3
I-Molar Mass 206.12
Ukuminyana 1.472g/mLat 25°C(lit.)
I-Melting Point 105-112°C(lit.)
I-Boling Point 284.3±35.0 °C(Kubikezelwe)
I-Flash Point 126°F
I-Vapor Presure 0.296mmHg ku-25°C
Ukubukeka Impushana yekristalu emhlophe ukuya kokuphuzi
Umbala Okumhlophe kuya Kucishe kube mhlophe
I-BRN 7428474
pKa 2.75±0.10(Kubikezelwe)
Isimo Sesitoreji Kuvalwe endaweni eyomile, Ngezinga lokushisa Legumbi
I-Refractive Index n20/D 1.503(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Indawo Encibilikayo: 114 – 119 ℃

amakristalu amhlophe noma amhlophe

Sebenzisa Isetshenziswa njengama-intermediate emithi, ikakhulukazi ukuhlanganiswa kwe-quinolone broad-spectrum antibiotics.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R34 – Ibangela ukusha
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
S36 – Gqoka izingubo ezifanele zokuzivikela.
Ama-ID e-UN UN 1760 8/PG 2
I-WGK Germany 3
Ikhodi ye-HS 29189900
Inothi Lengozi Iyacasula

 

Isingeniso

2,4,5-Trifluoro-3-methoxybenzoic acid.

 

Ikhwalithi:

- Ukubukeka: 2,4,5-trifluoro-3-methoxybenzoic acid iyikristalu engenambala noma okuqinile okumhlophe.

- Ukunyibilika: kuncibilika kuzincibilikisi zemvelo ezifana notshwala nama-ether, okungancibiliki emanzini.

- Ukuzinza: Izinzile ngaphansi kwesitoreji esivamile kanye nezimo zokusebenzisa.

 

Sebenzisa:

- Ivame ukusetshenziswa njenge-catalyst noma i-reagent ekuphenduleni kwe-organic synthesis, ukusabela kwe-fluorination noma ukuguqulwa kwamakhemikhali okufanayo.

 

Indlela:

I-2,4,5-Trifluoro-3-methoxybenzoic acid ngokuvamile ilungiswa ngomzila wokwenziwa, obandakanya ukufakwa esikhundleni kwe-methylbenzoic acid nama-reagents amakhemikhali afanelekile, kanye nokwethulwa kwama-athomu e-fluorine namaqembu e-methoxy kunqubo yokuhlanganisa.

 

Ulwazi Lokuphepha:

- I-2,4,5-Trifluoro-3-methoxybenzoic acid kufanele isetshenziswe endaweni enomoya omuhle futhi igweme ukuhogela amagesi ayo noma ukuthintana nesikhumba, amehlo, noma ukuyithatha.

- Gqoka izinto zokuzivikela ezifanele, okuhlanganisa izingubo zamakhemikhali, amagilavu, nezibuko zamehlo, lapho usetshenziswa.

- Landela izinqubo ezifanele zokusebenza zokuphepha ngesikhathi sokusetshenziswa nokugcinwa, futhi ugweme ukuthintana nezinto ezivuthayo noma ama-oxidizing.

- Uma kwenzeka kuvuza ngengozi noma ingozi, izinyathelo ezifanele kufanele zithathwe ngokushesha ukubhekana nazo kanye nokuhlanza ukugwema ukungcoliswa kwemvelo.

 

Sicela ufunde futhi ulandele imiyalelo efanele yokuphepha kanye nezinyathelo zokuphepha zekhemikhali ngokucophelela ngaphambi kokusetshenziswa.


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