2-Butanone |78-93-3
Oloa Fa'amatalaga Fa'aletino:
| Igoa Oloa | 2-Butanone |
| Meatotino | Suavai e le lanu ma le manogi pei o le acetone |
| Lisimea (°C) | -85.9 |
| Fa'apuna (°C) | 79.6 |
| Tulaga va'aiga (Suavai=1) | 0.81 |
| Su'ega ausa (ea=1) | 2.42 |
| Malosi ausa (kPa) | 10.5 |
| Avela o le mu (kJ/mol) | -2261.7 |
| Mata'utia vevela (°C) | 262.5 |
| Omiga ogaoga (MPa) | 4.15 |
| Octanol/vaega vai | 0.29 |
| I'uga moli (°C) | -9 |
| vevela fa'amumu (°C) | 404 |
| Tapula'a papa i luga (%) | 11.5 |
| tapula'a pa'u maualalo (%) | 1.8 |
| Solubility | Soluble i le vai, ethanol, eter, acetone, benzene, miscible i suauu. |
Meatotino oloa:
Meatotino 1.Chemical: Butanone e faigofie ona maua i le tele o tali ona o lona vaega carbonyl ma le hydrogen malosi e lata ane i le vaega carbonyl.Condensation e tupu pe a faʻamafanafanaina i le hydrochloric acid poʻo le sodium hydroxide e fausia ai le 3,4-dimethyl-3-hexen-2-one poʻo le 3-methyl-3-hepten-5-one.A faʻaalia i le susulu o le la mo se taimi umi, ethane, acetic acid ma condensation oloa e fausia.A fa'ama'iina i le nitric acid, e maua ai le biacetyl.Pe a faʻamaʻiina i le chromic acid ma isi vailaʻau malosi, e maua ai le acetic acid.Butanone e fai si mautu i le vevela, i luga atu o le 500°Cta'e vevela e maua ai le alkenone po'o le methyl alkenone.Pe a condensed i aliphatic po o aromatic aldehydes, e maua ai le maualuga mole mamafa ketones, cyclic compounds, ketones ma resins, ma isi. Mo se faataitaiga, pe a condensed ma formaldehyde i luma o le sodium hydroxide, e maua ai le bi-acetyl.Mo se faʻataʻitaʻiga, faʻafefeteina ma formaldehyde i le i ai o le sodium hydroxide muamua e maua ai le 2-methyl-1-butanol-3-one ona faʻamago ai lea e maua ai le methylisopropenyl ketone.O lenei tuufaatasiga e maua le resination pe a faʻaalia i le susulu o le la poʻo le malamalama ultraviolet.Condensation ma phenol e maua ai le 2,2-bis(4-hydroxyphenyl)butane.E tali atu i esters aliphatic i le i ai o se faʻavae faʻavae e fausia ai β-diketones.Acylation ma le anhydride i le i ai o se ga'o ga'o e fai ai le β-diketone.Tali ma le hydrogen cyanide e fai ai le cyanohydrin.E tali atu i le amonia e fai ai mea e maua mai ai le ketopiperidine.O le α-hydrogen atom o butanone e faigofie lava ona suia i halogens e fausia ai ketone halogenated eseese, eg, 3-chloro-2-butanone ma le chlorine.Fegalegaleaiga ma le 2,4-dinitrophenylhydrazine e maua ai le samasama 2,4-dinitrophenylhydrazone (mp 115 ° C).
2.Stability: Stable
3. mea fa'asaina:Soxidants malosi,malosi fa'aitiitiga, faavae
4. Polymerization lamatiaga:Le-polymerization
Talosaga o Mea:
1.Butanone e masani ona faʻaaogaina e pei o se solvent, e pei o le lubricating o le suauʻu dewaxing, fale vali ma le tele o resin solvents, suauʻu fualaʻau suauʻu faagasologa ma le faamamaina o le faagasologa o le azeotropic distillation.
2.Butanone foi o le sauniuniga o vailaau, vali, detergents, mea manogi, antioxidants ma nisi catalysts o intermediates, synthetic anti-desiccant agent methyl ethyl ketone oxime, polymerisation catalyst methyl ethyl ketone peroxide, etching inhibitor methyl pentynol, ma isi, i le alamanuia faaeletonika e pei o se photolithography o matagaluega tuufaatasia ina ua uma le atinae.
3. Fa'aaogaina e pei o le fa'amama, lubricant dewaxing agent, vulcanisation accelerator ma tali tali.
4. Faʻaaogaina i le faʻaogaina o meaola.Fa'aaogaina e fai ma su'esu'ega chromatographic mea masani ma solvent.
5. Faʻaaogaina i pisinisi faʻaeletoroni, e masani ona faʻaaogaina e pei o le faʻamamaina ma le degreasing agent.
6. I le faʻaopoopoga i le faʻaaogaina lautele i le faʻamamaina o le suauʻu, faʻapipiʻi, ausilali, faʻapipiʻi, vali, vailaʻau ma mea faʻaeletoroni faʻamamaina, ma isi mea, e masani ona faʻaaogaina e avea o se solvent mo le nitrocellulose, vinyl resin, acrylic resin ma isi resins synthetic.O ona tulaga lelei o le solubility malosi ma le faʻaitiitia o le volatility nai lo le acetone.I le mauaina o suauʻu fualaau faisua, faʻamamaina le faagasologa o le azeotropic distillation ma le sauniuniga o mea manogi, antioxidants ma isi talosaga.
7.O se mea faʻapitoa foi mo le faʻaogaina o meaola ma e mafai ona faʻaaogaina e avea o se solvent.I totonu o le suauu faamamaina alamanuia mo lubricating suauu dewaxing sui, ao faaaogaina i vailaau, vali, vali, detergents, mea manogi ma faaeletonika ma isi alamanuia.Solvent mo vaitusi vai.Faʻaaogaina i mea faʻalelei mo le gaosiga o fao fao, e pei o se mea faʻapipiʻi maualalo, e mafai ona faʻaitiitia le viscosity o le fao fao, faʻamago vave.
8. Faʻaaogaina e pei o le solvent, dewaxing agent, faʻaaogaina foi i le faʻaogaina o meaola, ma e avea ma mea mataʻutia mo mea manogi faʻapipiʻi ma vailaʻau.
Oloa Teuina Faamatalaga:
1. Teu i totonu ose faleteuoloa malulu, fa'aalili.
2. Taofi ese mai le afi ma le vevela.
3.E le tatau ona sili atu le vevela o le teuina37°C.
4. Faamaufaailoga le koneteina.
5.E tatau ona teuina eseese mai oxidizing sooupu,fa'aitiitiga o vaila'au ma alkali,ma e le tatau ona fefiloi.
6. Fa'aaoga moli e fa'aoso fa'amalama ma mea e fa'afefe ai.
7. Faʻasaina le faʻaogaina o masini masini ma mea faigaluega e faigofie ona gaosia ai aloiafi.
8.O le nofoaga e teu ai e tatau ona faʻapipiʻiina i le leakage faʻalavelave faʻafuaseʻi meafaigaluega togafitiga ma mea talafeagai malutaga.
