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mankhwala

2-Pyridinecarbonitrile,5-formyl-(9CI)(CAS# 131747-68-7)

Chemical Property:

Molecular Formula Chithunzi cha C7H4N2O
Molar Misa 132.12
Kuchulukana 1.24±0.1 g/cm3(Zonenedweratu)
Melting Point 86-88 ° C
Boling Point 331.3±27.0 °C(Zonenedweratu)
Kusungunuka Chloroform, Methanol
Maonekedwe Zolimba
Mtundu Off-White mpaka Pale Yellow
pKa -2.12±0.10(Zonenedweratu)
Mkhalidwe Wosungira Pansi pa mpweya wa inert (nayitrogeni kapena Argon) pa 2-8 ° C

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Chiyambi:

5-Formylpyridine-2-formitrile, yomwe imadziwikanso kuti 2-Pyridinecarbonitrile, 5-formyl- (9CI), ndi mankhwala achilengedwe. Zotsatirazi ndizofotokozera za chikhalidwe chake, kugwiritsa ntchito, kukonzekera ndi chitetezo:

Ubwino:
- Mawonekedwe: Makhiristo opanda mtundu
- Kusungunuka: kusungunuka pang'ono m'madzi, kusungunuka mu zosungunulira organic monga ma alcohols ndi ethers

Gwiritsani ntchito:

Njira:
- Kukonzekera njira 5-formylpyridine-2-formonitrile zambiri kumafuna zimene pyridin-2-carboxylic asidi ndi sodium cyanide, ndiyeno acylation anachita kupeza chandamale mankhwala.

Zambiri Zachitetezo:
- 5-Formylpyridine-2-formonitrile ikhoza kukwiyitsa maso ndi khungu, kukhudzana ndi khungu ndi maso kuyenera kupewedwa, ndipo magolovesi oteteza ndi magalasi ayenera kuvala ngati kuli kofunikira.
- Kukoka mpweya wa fumbi kapena mpweya wochokera pagululi kuyenera kupewedwa panthawi ya opaleshoni kuti zisakhumudwitse thirakiti la kupuma.
- Njira zotetezedwa za mankhwala ziyenera kutsatiridwa panthawi yosungira ndi kusamalira, komanso mpweya wabwino uyenera kutsimikiziridwa.


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