2 6-Dichlorophenylhydrazine hydrochloride (CAS # 50709-36-9)
| Risk Codes | R20/21 - Ua phem los ntawm kev nqus pa thiab sib cuag nrog daim tawv nqaij. R25 - Toxic yog nqos R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. R20/21/22 - Ua phem los ntawm kev nqus pa, tiv thaiv daim tawv nqaij thiab yog tias nqos. |
| 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. S45 - Thaum muaj xwm txheej lossis yog tias koj tsis xis nyob, nrhiav kev kho mob tam sim ntawd (qhia daim ntawv lo thaum twg ua tau.) S22 - Tsis txhob nqus plua plav. |
| UN IDs | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| HS Code | 29 280 000 ib |
| Kev Ceeb Toom | Irritant |
| Hazard Class | 6.1 |
| Packing Group | Ⅲ |
Taw qhia
2,6-Dichlorophenylhydrazine hydrochloride yog cov organic compound nrog cov tshuaj formula C6H6Cl2N2 · HCl. Cov hauv qab no yog cov lus piav qhia ntawm nws qhov xwm txheej, kev siv, kev tsim thiab cov ntaub ntawv kev nyab xeeb:
Xwm:
-Cov tsos mob: 2,6-Dichlorophenylhydrazine hydrochloride muaj nyob rau hauv daim ntawv ntawm cov xim tsis muaj kob los yog dawb crystals.
-Solubility: Nws muaj solubility zoo thiab soluble hauv dej thiab qee cov organic solvents.
- Melting point: txog 165-170 ℃.
- Cov khoom siv tshuaj: Nws yog cov dej-soluble hydrochloride uas tuaj yeem hnov mob nrog lwm cov tebchaw.
Siv:
- 2,6-Dichlorophenylhydrazine hydrochloride yog dav siv los ua ib qho nruab nrab ntawm cov organic synthesis.
-Nws tuaj yeem siv los ua ke cov tshuaj lom neeg lom neeg.
-Hauv thaj chaw kws tshuaj, nws tuaj yeem siv los ua ke qee yam tshuaj tua kab mob thiab tshuaj tua kab mob.
-Nws tseem tuaj yeem siv los kawm txog kev sib txuas ntawm cov tshuaj tua kab, dyes thiab lwm yam tshuaj ua haujlwm.
Txoj Kev Npaj:
2,6-Dichlorophenylhydrazine hydrochloride tuaj yeem ua ke los ntawm cov kauj ruam hauv qab no:
1. Tshem tawm 2,6-dichlorobenzonitrile hauv dej.
2. Ib qho dej ammonia ntau dhau tau ntxiv los ua cov tshuaj tiv thaiv.
3. Lub resulting precipitate yog lim thiab ntxuav, thiab thaum kawg qhuav.
Cov ntaub ntawv kev nyab xeeb:
- 2,6-Dichlorophenylhydrazine yog hydrochloride ib yam tshuaj, thiab cov khoom siv tiv thaiv tus kheej tsim nyog xws li hnab looj tes thiab tsom iav yuav tsum hnav thaum ua haujlwm.
-Tsis txhob sib cuag nrog daim tawv nqaij, qhov muag thiab qhov ncauj. Yog tias muaj kev sib cuag ntawm daim tawv nqaij los yog nqus tau pa, yaug tam sim ntawd nrog dej ntau thiab nrhiav kev pab kho mob.
- Khaws rau hauv qhov chaw qhuav, txias kom deb ntawm hluav taws thiab oxidizing tus neeg sawv cev.
-Thaum siv lossis tuav cov khoom sib xyaw no, ua raws li cov txheej txheem kev nyab xeeb kom raug.
