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mankhwala

4-trifluoromethylphenylhydrazine hydrochlroide (CAS# 2923-56-0)

Chemical Property:

Molecular Formula C7H8ClF3N2
Molar Misa 212.6
Melting Point 200 ° C
Boling Point 230 ° C pa 760 mmHg
Pophulikira 92.9°C
Kuthamanga kwa Vapor 0.0674mmHg pa 25°C
Maonekedwe Zoyera zolimba
Mkhalidwe Wosungira Pansi pa mpweya wa inert (nayitrogeni kapena Argon) pa 2-8 ° C
MDL Chithunzi cha MFCD00204233
Gwiritsani ntchito Ntchito mankhwala intermediates.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa R20/21/22 - Zowopsa pokoka mpweya, kukhudzana ndi khungu komanso kumeza.
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
HS kodi 29280000
Kalasi Yowopsa ZOKWIYA

 

Mawu Oyamba

4-(Trifluoromethyl)phenylhydrazine hydrochloride ndi organic pawiri ndi mankhwala formula C7H3F3N2 · HCl. Zotsatirazi ndizofotokozera za chikhalidwe chake, kugwiritsa ntchito, kukonzekera ndi chitetezo:

 

Chilengedwe:

-Maonekedwe: ufa wonyezimira wonyezimira mpaka wachikasu

-Kulemera kwa thupi: 232.56

- Malo osungunuka: 142-145 ° C

-Kusungunuka: Kusungunuka m'madzi ndi mowa, osasungunuka m'madzi osungunulira omwe si a polar

 

Gwiritsani ntchito:

4-(Trifluoromethyl)phenylhydrazine hydrochloride ili ndi ntchito zosiyanasiyana mu organic synthetic chemistry:

-Itha kugwiritsidwa ntchito ngati reagent chifukwa organic zimachitikira, monga synthesis wa amino zidulo, chothandizira kaphatikizidwe, etc.

-Itha kugwiritsidwanso ntchito ngati chopangira chapakatikati cha utoto wachilengedwe.

 

Njira:

Nthawi zambiri, 4-(Trifluoromethyl)phenylhydrazine hydrochloride ikhoza kukonzedwa ndi izi:

1. 4-Nitrotoluene imakhudzidwa ndi trifluoromethanesulfonic acid kuti ipeze 4-trifluoromethyltoluene.

2. 4-Trifluoromethyltoluene imakhudzidwa ndi hydrazine kupanga 4-trifluoromethylphenylhydrazine.

3. Pomaliza, 4-trifluoromethylphenylhydrazine imayendetsedwa ndi hydrochloric acid kuti ipeze 4-(Trifluoromethyl) phenol hydrochloride.

 

Zambiri Zachitetezo:

- 4-(Trifluoromethyl)phenylhydrazine hydrochloride ndi mankhwala omwe amafunika kutsatira njira zoyenera zotetezera ndikusunga njira zoyenera zotetezera labotale.

-Valani zida zodzitetezera zoyenera monga magolovesi a labu, magalasi, ndi zina zambiri pogwira ntchito.

-Pewani kutulutsa fumbi lake kapena kukhudza khungu, maso ndi zovala kuti musapse kapena kuvulala.

- Pewani kukhudzana ndi ma oxidants ndi ma acid amphamvu panthawi yosungira komanso pogwira kuti mupewe kuchitapo kanthu.

-Akamezedwa kapena kukomoka, pita kuchipatala msanga. Ngati zikhudza khungu kapena maso, yambani ndi madzi ambiri kwa mphindi zosachepera 15 ndikupita kuchipatala.


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