Acetylacetone, tun mo bi 2, 4-pentadione, jẹ ẹya Organic yellow, kemikali agbekalẹ C5H8O2, colorless to die-die ofeefee sihin omi, tiotuka die-die ninu omi, ati ethanol, ether, chloroform, acetone, yinyin acetic acid ati awọn miiran Organic solvents miscible, o kun. ti a lo bi epo, oluranlowo isediwon, tun le ṣee lo ni igbaradi ti awọn afikun petirolu, awọn lubricants, awọn ipakokoro mimu, awọn ipakokoropaeku, awọn awọ, ati bẹbẹ lọ.
Awọn ohun-ini:Acetone ko ni awọ tabi omi didan ofeefee die-die.Awọn farabale ojuami ni 135-137 ° C, awọn filasi ojuami ni 34 ° C, ati awọn yo ojuami jẹ -23 ° C. Awọn ojulumo iwuwo ni 0.976, awọn eni oṣuwọn jẹ N20d1.4512.Awọn acetone ti wa ni tiotuka ni 8g ti omi, ati awọn ti o ti wa ni idapo pelu ethanol, benzene, chloroform, ether, acetone, ati methampitic acid, ati ki o ti wa ni decomrated sinu acetone ati acetic acid ni alkali ojutu.Nigbati o ba de si iba giga, ina ina ati oxidant lagbara, o rọrun lati fa sisun.Riru ninu omi, ni irọrun hydrolyzed sinu acetic acid ati acetone.
Agbedemeji fun iṣelọpọ Organic:
Acetylacetone jẹ agbedemeji pataki ni iṣelọpọ Organic, ti a lo ni lilo pupọ ni oogun, lofinda, ipakokoropaeku ati awọn ile-iṣẹ miiran.
Acetone jẹ ohun elo aise pataki ni ile-iṣẹ oogun, gẹgẹbi iṣelọpọ ti 4,6 - dimethylpyrimidine awọn itọsẹ.O tun ti wa ni lo bi awọn kan epo fun cellulose acetate, a desiccant fun awọn kikun ati varnishes, ati awọn ẹya pataki analitikali reagent.
Nitori wiwa fọọmu enol, acetylacetone le ṣe awọn chelates pẹlu koluboti (Ⅱ), cobalt (Ⅲ), beryllium, aluminiomu, chromium, iron (Ⅱ), Ejò, nickel, palladium, zinc, indium, tin, zirconium, magnẹsia, manganese, scandium ati thorium ati awọn ions irin miiran, eyiti o le ṣee lo bi awọn afikun ninu epo epo ati epo lubricating.
Iwe Kemikali le ṣee lo bi oluranlowo mimọ fun awọn irin ni micropores nipasẹ chelation rẹ pẹlu awọn irin.Lo bi ayase, resini crosslinking oluranlowo, resini curing ohun imuyara;Resini, awọn afikun roba;Ti a lo fun iṣesi hydroxylation, iṣesi hydrogenation, iṣesi isomerization, iṣelọpọ ketone unsaturated molikula kekere ati polymerization olefin carbon kekere ati copolymerization;Ti a lo bi ohun elo Organic, ti a lo fun acetate cellulose, inki, pigmenti;Aṣoju gbigbẹ kikun;Awọn ohun elo aise fun igbaradi ti awọn ipakokoro ati awọn fungicides, awọn oogun antidiarrheal ẹranko ati awọn afikun ifunni;Gilaasi itọka infurarẹẹdi, fiimu imudani ti o han gbangba (iyọ indium), fiimu superconducting (iyọ indium) oluranlowo ti o ṣẹda;Epo irin acetylacetone ni awọ pataki kan (iyọ alawọ ewe, pupa iyo pupa, eleyi ti chromium) ati insoluble ninu omi;Ti a lo bi awọn ohun elo aise fun oogun;Organic sintetiki ohun elo.
Awọn ohun elo ti ACETONE:
1. Pentanedione, ti a tun mọ ni acetylacetone, jẹ agbedemeji ti awọn fungicides pyraclostrobin, azoxystrobin ati herbicide rimsulfuron.
2. O le ṣee lo bi awọn ohun elo aise ati awọn agbedemeji Organic fun awọn oogun, ati pe o tun le lo bi awọn olomi.
3. Ti a lo bi reagent analitikali ati aṣoju isediwon ti aluminiomu ni tungsten ati molybdenum.
4. Acetylacetone jẹ agbedemeji ni iṣelọpọ Organic, ati pe o ṣe amino-4,6-dimethylpyrimidine pẹlu guanidine, eyiti o jẹ ohun elo elegbogi pataki.O le ṣee lo bi epo fun cellulose acetate, aropo fun petirolu ati awọn lubricants, desiccant fun kikun ati varnish, fungicide, ati ipakokoro.Acetylacetone tun le ṣee lo bi ayase fun fifa epo epo, hydrogenation ati awọn aati carbonylation, ati ohun imuyara ifoyina fun atẹgun.O le ṣee lo lati yọ awọn oxides irin kuro ninu awọn oke-nla la kọja ati lati ṣe itọju awọn ayase polypropylene.Ni awọn orilẹ-ede Yuroopu ati Amẹrika, diẹ sii ju 50% ni a lo ninu awọn oogun antidiarrheal ẹran ati awọn afikun ifunni.
5. Ni afikun si awọn ohun-ini aṣoju ti awọn ọti-lile ati awọn ketones, o tun ṣe afihan awọ pupa dudu pẹlu kiloraidi ferric ati awọn fọọmu chelates pẹlu ọpọlọpọ awọn iyọ irin.Nipa acetic anhydride tabi acetyl chloride ati acetone condensation, tabi nipa ifaseyin ti acetone ati ketene gba.Iwe kemikali ni a lo bi iyọkuro irin lati yapa trivalent ati awọn ions tetravalent, kikun ati awọn driers inki, awọn ipakokoropaeku, awọn ipakokoropaeku, awọn fungicides, awọn nkan mimu fun awọn polima giga, awọn reagents fun ipinnu thallium, irin, fluorine, ati awọn agbedemeji iṣelọpọ Organic.
6. Orilede irin chelators.Ipinnu Colorimetric ti irin ati fluorine, ati ipinnu ti thallium niwaju disulfide erogba.
7. Fe (III) itọkasi titration complexometric;ti a lo fun iyipada awọn ẹgbẹ guanidine (bii Arg) ati awọn ẹgbẹ amino ninu awọn ọlọjẹ.
8. Lo bi iyipada irin chelating oluranlowo;ti a lo fun ipinnu colorimetric ti irin ati fluorine, ati ipinnu ti thallium ni iwaju disulfide erogba.
9. Atọka fun irin (III) complexometric titration.Ti a lo lati ṣe atunṣe awọn ẹgbẹ guanidine ninu awọn ọlọjẹ ati awọn ẹgbẹ amino ninu awọn ọlọjẹ.
Awọn ipo ipamọ:
1. Duro kuro lati Minghuo ati ki o lagbara oxidant, edidi ki o si fi.
2. Fi ipari si ninu apo tabi ṣiṣu ṣiṣu ni agba irin; Apoti ọja deede: 200kg / drum. Fireproof, fireproof, ọrinrin-ẹri, ti a fipamọ sinu ile itaja ti o lewu.Ibi ipamọ ati gbigbe ni ibamu si awọn ilana ti awọn kemikali oloro.
Akoko ifiweranṣẹ: Oṣu Kẹrin Ọjọ 19-2023