2-Amino-4-nitrophenol (CAS # 99-57-0)
| Risk Codes | R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. R68 - Muaj peev xwm ua rau muaj kev cuam tshuam tsis zoo R43 - Tej zaum yuav ua rau mob ntawm daim tawv nqaij R40 - Cov pov thawj txwv ntawm cov nyhuv carcinogenic 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. 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.) S36/37/39 - Hnav cov khaub ncaws tiv thaiv tsim nyog, hnab looj tes thiab tiv thaiv qhov muag / ntsej muag. S36 - Hnav khaub ncaws tiv thaiv zoo. |
| UN IDs | 2811 ib |
| WGK Germany | 2 |
| RTECS | SJ6300000 |
| TSCA | Yog lawm |
| HS Code | 29071990 ib |
| Kev Ceeb Toom | Irritant |
Taw qhia
2-Amino-4-nitrophenol yog cov organic compound. Cov hauv qab no yog kev qhia txog nws qhov xwm txheej, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb:
Zoo:
2-Amino-4-nitrophenol yog ib yam khoom uas muaj cov muaju daj nyob rau hauv tsos. Nws muaj tsawg solubility ntawm chav tsev kub, yog soluble nyob rau hauv cov organic solvents xws li ether thiab benzene, thiab me ntsis soluble nyob rau hauv dej. Nws muaj zog acidic thiab muaj zog oxidizing.
Siv:
2-Amino-4-nitrophenol feem ntau yog siv los ua raw khoom rau dyes thiab pigments. Nws tuaj yeem siv los npaj cov dyes uas tshwm daj lossis txiv kab ntxwv, thiab tuaj yeem siv los npaj cov xim hauv cov xim thiab xim.
Txoj kev:
Lub synthesis ntawm 2-amino-4-nitrophenol tuaj yeem tau los ntawm cov tshuaj tiv thaiv ntawm phenol thiab nitric acid los ua p-nitrophenol, thiab tom qab ntawd los ntawm cov tshuaj tiv thaiv nrog dej ammonia los ua 2-amino-4-nitrophenol. Cov txheej txheem synthesis tshwj xeeb thiab cov tshuaj tiv thaiv yuav txawv, thiab cov txheej txheem synthesis tsim nyog tuaj yeem xaiv raws li qhov xav tau.
Cov ntaub ntawv kev nyab xeeb:
2-Amino-4-nitrophenol yog ib qho ua rau khaus thiab muaj kuab lom, thiab raug los yog nqus tau nws cov plua plav tuaj yeem ua rau khaus ntawm qhov muag, tawv nqaij, thiab ua pa. Cov cuab yeej tiv thaiv tus kheej tsim nyog yuav tsum hnav thaum siv lossis tuav thiab tiv thaiv kev sib cuag ncaj qha. Nws kuj tuaj yeem ua rau muaj kev phom sij rau ib puag ncig, thiab cov pov tseg yuav tsum tau muab pov tseg kom raug thiab cov txheej txheem kev nyab xeeb yuav tsum tau ua raws.
