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umkhiqizo

I-Methyl 2-Fluoroisonicotinate (CAS# 455-69-6)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H6FNO2
I-Molar Mass 155.13
Ukuminyana 1.251 g/mL ku-25 °C
I-Boling Point 82-85 °C(Cindezela: 8 Torr)
I-Flash Point 93°C
I-Vapor Presure 0.0764mmHg ku-25°C
pKa -2.54±0.10(Kubikezelwe)
Isimo Sesitoreji ngaphansi kwegesi ye-inert (nitrogen noma i-Argon) ku-2-8°C
I-Refractive Index n20/D 1.488

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 41 - Ingozi yokulimala okukhulu emehlweni
Incazelo Yokuphepha 26 - Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-WGK Germany 3

 

Isingeniso

4-Pyridinecarboxylic acid, 2-fluoro-, methyl ester, ifomula yamakhemikhali C7H6FNO2, isisindo samangqamuzana 155.13g/mol. Kuyinhlanganisela ye-organic, izakhiwo eziyinhloko zimi kanje:

 

1. ukubukeka: 4-Pyridinecarboxylic acid, 2-fluoro-, i-methyl ester iwuketshezi olungenambala ukuya kokuphuzi.

 

2. Ukunyibilika: Kunokuncibilika okuhle kuzincibilikisi zemvelo ezivamile, njenge-ethanol, i-acetone ne-dimethylformamide.

 

3. sebenzisa: I-4-Pyridinecarboxylic acid, i-2-fluoro-, i-methyl ester i-reagent ye-organic synthesis evame ukusetshenziswa, engasetshenziswa ukuhlanganisa amanye ama-organic compounds, njengezibulala-zinambuzane, izidakamizwa kanye nodayi.

 

4. indlela yokulungiselela: ukulungiswa kwe-4-Pyridinecarboxylic acid, i-2-fluoro-, i-methyl ester ngokuvamile itholakala ngokusabela phambi kwe-2-fluoropyridine ne-methyl formate. Izimo zokusabela ngokuvamile zenziwa ekamelweni lokushisa.

 

5. ulwazi lokuphepha: I-4-Pyridinecarboxylic acid, 2-fluoro-, i-methyl ester ngokuvamile iphephile uma kuqhathaniswa ngaphansi kwezimo ezivamile zokusetshenziswa. Kodwa-ke, kufanele kuqashelwe ukuvikela ukuthintana nesikhumba, amehlo kanye nokuhogela ngesikhathi sokusetshenziswa. Uma kwenzeka ukuthintana, hlambulula ngokushesha ngamanzi amaningi futhi ufune usizo lwezokwelapha.


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