5-amino-2-fluorobenzoic acid (CAS # 56741-33-4)
| Risk Codes | R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. R22 - Ua phem 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 - Hnav khaub ncaws tiv thaiv zoo. S37 - Hnav cov hnab looj tes tsim nyog. |
| HS Code | 291639 0 |
| Kev Ceeb Toom | Irritant |
Taw qhia
5-amino-2-fluorobenzoic acid yog cov organic compound nrog cov tshuaj formula C7H6FNO2. Nws yog dawb crystalline khoom, ruaj khov ntawm chav tsev kub. 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:
1. Cov tsos mob: 5-amino-2-fluorobenzoic acid yog dawb crystalline khoom.
2. Solubility: Nws muaj tsawg solubility nyob rau hauv dej thiab yuav ua tau me ntsis soluble nyob rau hauv cov organic solvents xws li ethanol thiab ketone.
3. Thermal stability: Nws muaj thermal stability zoo thiab tsis yooj yim rau decompose thaum cua sov.
Siv:
5-amino-2-fluorobenzoic acid yog ib qho tseem ceeb nruab nrab ntawm cov organic synthesis thiab feem ntau siv nyob rau hauv kev lag luam tshuaj thiab dyeing.
1. Pharmaceutical applications: Nws tuaj yeem siv los ua ke qee yam tshuaj, xws li clozapine.
2. Dye daim ntawv thov: Nws tuaj yeem siv los ua cov dye precursor rau synthesis ntawm qee cov xim dyes.
Txoj Kev Npaj:
Txoj kev npaj ntawm 5-amino-2-fluorobenzoic acid feem ntau suav nrog cov hauv qab no:
1. Fluorination cov tshuaj tiv thaiv: 2-fluorobenzoic acid thiab ammonia reacted ua ke nrog ib tug catalyst kom tau 5-amino-2-fluorobenzoic acid.
2. diazo cov tshuaj tiv thaiv: ua ntej npaj cov diazo compound ntawm 2-fluorobenzoic acid, thiab ces react nrog ammonia los tsim 5-amino-2-fluorobenzoic acid.
Cov ntaub ntawv kev nyab xeeb:
Cov ntaub ntawv kev nyab xeeb ntawm 5-amino-2-fluorobenzoic acid xav tau kev tshawb fawb ntxiv thiab kev sim tshuaj xyuas. Hauv kev siv yuav tsum tau ua tib zoo mloog cov ntsiab lus hauv qab no:
1. Tsis txhob sib cuag: tsis txhob sib cuag nrog daim tawv nqaij, qhov muag thiab ua pa. Yaug nrog dej huv tam sim ntawd tom qab sib cuag.
2. Cov Lus Cim Cia: Khaws rau hauv qhov chaw qhuav, txias, kom deb ntawm cov hluav taws kub thiab cov khoom siv hluav taws xob.
3. kev ua haujlwm ceeb toom: hauv kev siv cov txheej txheem yuav tsum hnav cov hnab looj tes tiv thaiv, tsom iav thiab qhov ncauj qhov ntswg, kom ntseeg tau tias qhov cua zoo.
