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umkhiqizo

4-IODO-2-PYRIDONE (CAS# 858839-90-4)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H4INO
I-Molar Mass 221
Ukuminyana 2.12±0.1 g/cm3(Kubikezelwe)
I-Melting Point 186-188°C
I-Boling Point 321.6±35.0 °C(Kubikezelwe)
pKa 10.76±0.10(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, evalwe endaweni eyomile, Emazingeni Okushisa Egumbi

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

 

Isingeniso

I-4-IODO-2-PYRIDONE, Eyaziwa nangokuthi 4-IODO-2-PYRIDONE, iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sezakhiwo zayo, ukusetshenziswa kwayo, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Ikhwalithi:

- Ukubukeka: Ikristalu ephuzi noma okuqinile okuyimpuphu.

- Ukunyibilika: Kuncibilika kuzincibilikisi eziningi eziphilayo ezifana notshwala, ama-ether nama-ketone, ancibilika kancane emanzini.

 

Sebenzisa:

- I-4-Iodo-2-pyridone iyinhlanganisela ebalulekile ephakathi esetshenziswa kabanzi ekuhlanganiseni kwe-organic.

 

Indlela:

- Ukulungiswa kwe-4-iodo-2-pyridone ngokuvamile kwenziwa ngezinyathelo ezilandelayo:

1. Chaza i-2-pyridine methanol kusixazululo se-sodium bicarbonate bese uyifaka ekumisweni kwe-iodide ye-sodium ukuze uphendule.

2. Hlunga ukuze uthole indawo ye-iodine engaphansi.

3. I-substrate isabela nge-alkaline alcohol ukukhiqiza i-4-iodo-2-pyridone.

 

Ulwazi Lokuphepha:

- I-4-Iodo-2-pyridone izinzile ngaphansi kwezimo ezijwayelekile zokusebenza, kodwa kufanele kuqashelwe lezi zinyathelo zokuphepha ezilandelayo:

- Ukuthinta isikhumba: Kubangela ukucasuka nokungezwani komzimba, ukuthintana kwesikhumba kufanele kugwenywe.

- Ukuhogela: Kungase kubangele ukucasuka kokuphefumula, ngakho ilabhorethri kufanele ingene kahle.

- Ukugwinya: Kunobuthi futhi kufanele kugwenywe.

- Isitoreji: Kufanele sigcinwe esitsheni esingangeni moya futhi kude nokuvutha kanye nama-oxidants.

 

Lesi yisingeniso esifushane sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-4-iodo-2-pyridone. Sicela wenze ucwaningo olwengeziwe kanye nemisebenzi yokuhlola ngokuya ngezidingo ezithile zohlelo lokusebenza.


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