4-trifluoromethylphenylhydrazine hydrochloride (CAS # 2923-56-0)
Hazard Cov Cim | Xi-xaj |
Risk Codes | R20/21/22 - Ua phem los ntawm kev nqus pa, tiv thaiv daim tawv nqaij thiab yog tias nqos. R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. |
Kev nyab xeeb piav qhia | S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S36/37/39 - Hnav cov khaub ncaws tiv thaiv tsim nyog, hnab looj tes thiab tiv thaiv qhov muag / ntsej muag. S37/39 - Hnav cov hnab looj tes tsim nyog thiab tiv thaiv qhov muag / ntsej muag |
HS Code | 29 280 000 ib |
Hazard Class | IRRITANT |
Taw qhia
4-(Trifluoromethyl) phenylhydrazine hydrochloride yog cov organic compound nrog cov tshuaj formula C7H3F3N2 · HCl. Cov hauv qab no yog cov lus piav qhia ntawm nws qhov xwm txheej, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb:
Xwm:
-Zoo: Dawb rau lub teeb daj crystalline hmoov
Molecular Luj: 232.56
- Melting Point: 142-145 ° C
-Solubility: Dissolved nyob rau hauv dej thiab cawv, insoluble nyob rau hauv non-polar solvents
Siv:
4-(Trifluoromethyl) phenylhydrazine hydrochloride muaj ntau yam kev siv hauv cov organic hluavtaws chemistry:
-Nws tuaj yeem siv los ua reagent rau cov tshuaj tiv thaiv organic, xws li kev sib xyaw ntawm cov amino acids, Catalyst synthesis, thiab lwm yam.
-Nws tseem tuaj yeem siv los ua cov khoom siv nruab nrab rau cov organic dyes.
Txoj kev:
Feem ntau, 4-(Trifluoromethyl) phenylhydrazine hydrochloride tuaj yeem npaj los ntawm cov kauj ruam hauv qab no:
1. 4-Nitrotoluene reacted nrog trifluoromethanesulfonic acid kom tau 4-trifluoromethyltoluene.
2. 4-Trifluoromethyltoluene reacts nrog hydrazine los tsim 4-trifluoromethylphenylhydrazine.
3. Thaum kawg, 4-trifluoromethylphenylhydrazine reacted nrog hydrochloric acid kom tau 4-(Trifluoromethyl) phenol hydrochloride.
Cov ntaub ntawv kev nyab xeeb:
- 4-(Trifluoromethyl) phenylhydrazine hydrochloride yog ib yam tshuaj uas yuav tsum tau ua raws li cov txheej txheem kev nyab xeeb thiab tswj kom tsim nyog ntsuas kev nyab xeeb.
- Hnav cov cuab yeej tiv thaiv tus kheej tsim nyog xws li hnab looj tes, tsom iav, thiab lwm yam thaum tuav cov khoom sib xyaw.
-Tsis txhob nqus nws cov plua plav lossis kev sib cuag ntawm daim tawv nqaij, qhov muag thiab khaub ncaws kom tiv thaiv kev khaus lossis raug mob.
-Tsis txhob sib cuag nrog oxidants thiab muaj zog acids thaum lub sij hawm cia thiab tuav kom tsis txhob muaj cov tshuaj tiv thaiv.
-Yog nqos los yog nqus tau, nrhiav kev kho mob tam sim ntawd. Yog tias muaj tawv nqaij lossis qhov muag tshwm sim, yaug nrog dej kom ntau li 15 feeb thiab nrhiav kev kho mob.