4-Nitrophenylacetic Acid (CAS # 104-03-0)
Daim ntawv thov
Rau organic synthesis.Mainly siv nyob rau hauv cov tshuaj thiab lwm yam organic synthesis, thiab kuj yuav siv tau rau biochemical kev tshawb fawb.
Specification
Cov tsos daj zoo li hmoov
Xim Beige rau daj
Merck 14,6621
TIAB SA 1911801
pKa 3.85 (ntawm 25 ℃)
PH 2.98 ntawm 22.8 ℃ thiab 10g / L
Kev nyab xeeb
Hazard Symbols Xi - Irritant
Irritant
Risk Codes 36/37/38 - Irritating rau qhov muag, ua pa thiab tawv nqaij.
Kev Nyab Xeeb Kev Nyab Xeeb S26 - Nyob rau hauv rooj plaub ntawm qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob.
S36 - Hnav khaub ncaws tiv thaiv zoo.
S37/39 - Hnav cov hnab looj tes tsim nyog thiab tiv thaiv qhov muag / ntsej muag
UN IDs UN 3077 9 / PGIII
WGK Germany 3
RTECS AJ1130010
TSCA Yes
HS Code 29163900
Hazard Note Irritant
Toxicity dnr-bcs 500 mg/disc MUREAV 170,11,86
Ntim & Cia
Ntim hauv 25kg / 50kg nruas.Cia txias kaw nyob rau hauv qhuav, chav tsev kub
Taw qhia
4-Nitrophenylacetic acid yog ib qho khoom siv ntau yam thiab tseem ceeb tshuaj siv hauv cov organic synthesis, feem ntau hauv cov tshuaj.Nws kuj tseem siv rau hauv ntau yam kev tshawb fawb biochemical.4-Nitrophenylacetic acid yog ib qho zoo thiab siv dav hauv tsev thaiv hauv kev sib xyaw ntawm ntau cov tshuaj thiab tshuaj.Nws cov khoom tshwj xeeb ua rau nws zoo tagnrho reagent rau kev tsim cov tshuaj muaj zog thiab xaiv cov tshuaj, uas pab txo cov kab mob thiab cawm txoj sia.
4-Nitrophenylacetic Acid yog daj-zoo li hmoov uas zoo nkaus li beige rau daj xim.Nws yog ib qho organic synthetic compound uas tuaj yeem siv rau ntau yam kev siv hauv kev lag luam tshuaj thiab biochemical.Cov tshuaj no feem ntau yog siv nyob rau hauv cov organic synthesis, qhov twg nws ua hauj lwm raws li ib tug tseem ceeb lub tsev thaiv rau synthesizing ntau complex molecules.Nws cov khoom tshwj xeeb ua rau nws yog ib qho tseem ceeb hauv kev sib xyaw ntawm ntau yam tshuaj thiab tshuaj.
4-Nitrophenylacetic acid yog ib tug derivative ntawm phenylpropionic acid thiab muaj ib pab pawg neeg nitro thiab ib pawg carboxylic acid txuas rau lub nplhaib phenyl.Cov tshuaj no yog heev soluble nyob rau hauv dej thiab lwm yam polar solvents.Nws cov khoom siv tshuaj lom neeg tshwj xeeb ua rau nws yog qhov zoo tshaj plaws reagent rau kev siv dav hauv cov txheej txheem organic synthesis, suav nrog peptide synthesis, esterification, amidation, thiab reductive amination.
1. Kev siv tshuaj:
4-Nitrophenylacetic acid yog dav siv nyob rau hauv kev lag luam tshuaj, qhov twg nws ua hauj lwm raws li ib tug tseem ceeb lub tsev thaiv nyob rau hauv zus tau tej cov tshuaj ntau yam.4-Nitrophenylacetic acid tuaj yeem siv rau hauv kev sib xyaw ntawm cov tshuaj rau kev kho kev ntxhov siab, mob hawb pob, mob qog noj ntshav, cholesterol, kub siab, mob, thiab mob hlwb, thiab lwm yam.
2. Kev siv Biochemical:
4-Nitrophenylacetic acid kuj tau siv dav hauv kev tshawb fawb biochemical, qhov twg nws ua haujlwm raws li kev sojntsuam cov tshuaj tiv thaiv.Nws tuaj yeem hloov mus rau hauv 4-nitrophenylate derivatives uas yog siv los soj ntsuam cov txheej txheem hloov hluav taws xob hauv ntau cov tshuaj tiv thaiv enzymatic.Raws li qhov tshwm sim ntawm qhov kev sojntsuam no, 4-nitrophenylacetic acid tuaj yeem siv los ntsuas kev hloov pauv hauv kev ua haujlwm enzymatic thaum muaj ntau yam substrates tau qhia.
Nyob rau hauv xaus, 4-Nitrophenylacetic acid yog ib tug ntau yam thiab tseem ceeb tshuaj siv nyob rau hauv cov organic synthesis, tshwj xeeb tshaj yog nyob rau hauv zus tau tej cov tshuaj.4-Nitrophenylacetic acid kuj tseem siv rau hauv ntau yam kev tshawb fawb biochemical, qhov uas nws pab soj ntsuam cov txheej txheem hloov hluav taws xob hauv ntau yam tshuaj tiv thaiv enzymatic.Nws lub cev zoo heev thiab tshuaj lom neeg, xws li solubility siab hauv dej, ua rau nws muaj nuj nqis reagent hauv ntau cov txheej txheem organic synthesis.4-Nitrophenylacetic acid yog ib qho kev ua si-hloov hauv kev lag luam tshuaj, qhov uas nws siv tau ua rau muaj ntau yam tshuaj uas tau txhim kho thiab cawm tau ntau lub neej.
