I-5-formyl-2 4-dimethyl-1H-pyrrole-3-carboxylic acid (i-CAS# 253870-02-9)
| Iimpawu ezinobungozi | Xi – Irritant |
Intshayelelo
I-2,4-Dimethyl-5-aldehyde-pyrrole-3-carboxylic acid yi-organic compound.
Umgangatho:
- Ukubonakala: I-2,4-dimethyl-5-aldehyde-pyrrole-3-carboxylic acid yikristale engenambala.
- I-Solubility: I-2,4-dimethyl-5-aldehyde-pyrrole-3-carboxylic acid ayinyibiliki emanzini, kodwa i-soluble kwii-solvents eziphilayo ezifana ne-ethanol, i-ether, njl.
Sebenzisa:
- I-2,4-Dimethyl-5-aldehyde-pyrrole-3-carboxylic acid ingasetyenziselwa njengedayi ephakathi kunye nezinto eziluhlaza kwi-organic synthesis.
Indlela:
I-2,4-Dimethyl-5-aldehyde-pyrrole-3-carboxylic acid ingalungiswa ngokuphendula i-aniline kunye ne-malonic acid dianhydride. Amanyathelo okusabela athile ngala alandelayo:
I-aniline kunye ne-malonic acid dianhydride ziyaxutywa kwaye zichaphazeleke kubushushu obufanelekileyo ukwenza ikhompawundi ye-amil.
Emva koko, phantsi kweemeko ezifanelekileyo, ukuphendulwa kwe-redox kwenziwa ukunciphisa i-sulfil compound kwi-2,4-dimethyl-5-aldehyde-pyrrole-3-carboxylic acid.
Ulwazi ngoKhuseleko:
Ulwazi oluthile lokhuseleko lwe-2,4-dimethyl-5-aldehyde-pyrrole-3-carboxylic acid: Nceda ubhekisele kwiphepha ledatha yokhuseleko lwale khompawundi. Xa usebenzisa, kufuneka ulandele iinkqubo zokusebenza ezikhuselekileyo zebhubhoratri, unxibe izixhobo zokuzikhusela, uqinisekise ukuba indawo yovavanyo ingena umoya, kwaye uphephe ukudibana nolusu kunye namehlo. Kufuneka kwakhona igcinwe kwindawo epholileyo, eyomileyo, kude nomlilo kunye nezinto ezinokutsha. Kwimeko yokuvuza, amanyathelo afanelekileyo kufuneka athathwe ukujongana nayo. Ukuqinisekisa ukhuseleko, funa isikhokelo sengcali.
