2-Butanone | 78-93-3
Data Ti ara ọja:
| Orukọ ọja | 2-Butanone |
| Awọn ohun-ini | Omi ti ko ni awọ pẹlu õrùn bi acetone |
| Oju Iyọ (°C) | -85.9 |
| Oju Ise (°C) | 79.6 |
| Ìwúwo ibatan (Omi=1) | 0.81 |
| Ìwọ̀n òrùka ojúlumọ (afẹ́fẹ́=1) | 2.42 |
| Titẹ oru ti o kun (kPa) | 10.5 |
| Ooru ijona (kJ/mol) | -2261.7 |
| Iwọn otutu to ṣe pataki (°C) | 262.5 |
| Titẹ pataki (MPa) | 4.15 |
| Octanol / omi ipin olùsọdipúpọ | 0.29 |
| Aaye filasi (°C) | -9 |
| Ìwọ̀n ìgbónáná (°C) | 404 |
| Iwọn bugbamu oke (%) | 11.5 |
| Iwọn bugbamu kekere (%) | 1.8 |
| Solubility | Tiotuka ninu omi, ethanol, ether, acetone, benzene, miscible ni awọn epo. |
Awọn ohun-ini Ọja:
1.Chemical Properties: Butanone jẹ ifaragba si ọpọlọpọ awọn aati nitori ẹgbẹ carbonyl rẹ ati hydrogen ti nṣiṣe lọwọ ti o wa nitosi ẹgbẹ carbonyl. Condensation waye nigbati kikan pẹlu hydrochloric acid tabi sodium hydroxide lati dagba 3,4-dimethyl-3-hexen-2-one tabi 3-methyl-3-hepten-5-one. Nigbati o ba farahan si imọlẹ oorun fun igba pipẹ, ethane, acetic acid ati awọn ọja ifunmọ ti ṣẹda. Nigbati oxidised pẹlu nitric acid, biacetyl ti wa ni akoso. Nigba ti oxidised pẹlu chromic acid ati awọn miiran lagbara oxidants, acetic acid ti wa ni ipilẹṣẹ. Butanone jẹ iduroṣinṣin to jo si ooru, ju 500 lọ°Cgbigbona gbigbọn lati ṣe ina alkenone tabi methyl alkenone. Nigbati o ba ni itọlẹ pẹlu aliphatic tabi awọn aldehydes aromatic, o n ṣe awọn ketones iwuwo molikula giga, awọn agbo ogun cyclic, ketones ati resins, bbl Fun apẹẹrẹ, nigba ti a ba ni idapọ pẹlu formaldehyde ni iwaju iṣuu soda hydroxide, o nmu bi-acetyl. Fun apẹẹrẹ, condensation pẹlu formaldehyde ni iwaju iṣuu soda hydroxide akọkọ gbejade 2-methyl-1-butanol-3-ọkan ati lẹhinna dehydrates lati gbejade ketone methylisopropenyl. Yi yellow faragba resination nigba ti fara si orun tabi ultraviolet ina. Condensation pẹlu phenol nmu 2,2-bis(4-hydroxyphenyl) butane jade. Fesi pẹlu awọn esters aliphatic ni iwaju ayase ipilẹ lati ṣe agbekalẹ β-diketones. Acylation pẹlu anhydride ni iwaju ayase ekikan lati dagba β-diketone. Ifesi pẹlu hydrogen cyanide lati dagba cyanohydrin. Fesi pẹlu amonia lati ṣe agbekalẹ awọn itọsẹ ketopiperidine. Atọmu α-hydrogen ti butanone jẹ aropo ni imurasilẹ pẹlu awọn halogens lati ṣẹda awọn ketones halogenated lọpọlọpọ, fun apẹẹrẹ, 3-chloro-2-butanone pẹlu chlorine. Ibaraṣepọ pẹlu 2,4-dinitrophenylhydrazine ṣe agbejade ofeefee 2,4-dinitrophenylhydrazone (mp 115°C).
2.Stability: Idurosinsin
3.Ewọ nkan:Soxidants ti o lagbara,lagbara atehinwa òjíṣẹ, awọn ipilẹ
4.Polymerisation ewu:Ti kii-polymerisation
Ohun elo ọja:
1.Butanone ti wa ni akọkọ ti a lo bi olutọpa, gẹgẹbi fun lubricating epo dewaxing, ile-iṣẹ kikun ati awọn oriṣiriṣi awọn ohun elo resini, ilana isediwon epo Ewebe ati ilana isọdọtun ti distillation azeotropic.
2.Butanone tun jẹ igbaradi ti awọn oogun, dyes, detergents, turari, antioxidants ati diẹ ninu awọn catalysts jẹ awọn agbedemeji, aṣoju anti-desiccant sintetiki methyl ethyl ketone oxime, polymerisation catalyst methyl ethyl ketone peroxide, etching inhibitor methyl pentynol, bbl, ninu awọn ile-iṣẹ itanna bi fọtolithography ti awọn iyika iṣọpọ lẹhin olupilẹṣẹ.
3.Lo bi detergent, lubricant dewaxing agent, vulcanisation accelerator and reaction intermediates.
4.Lo ninu iṣelọpọ Organic. Ti a lo bi nkan ti o ṣe deede ati ohun elo itusilẹ chromatographic.
5.Lo ninu awọn ẹrọ itanna ile ise, commonly lo bi ninu ati degreasing oluranlowo.
6.In afikun si lilo ni lilo pupọ ni isọdọtun epo, awọn aṣọ, awọn oluranlọwọ, awọn adhesives, awọn awọ, awọn oogun ati awọn ohun elo itanna ti o sọ di mimọ, ati bẹbẹ lọ, o kun lo bi epo fun nitrocellulose, resini vinyl, resini akiriliki ati awọn resini sintetiki miiran. Awọn anfani rẹ jẹ solubility to lagbara ati iyipada kekere ju acetone lọ. Ninu isediwon ti awọn epo ẹfọ, ilana isọdọtun ti distillation azeotropic ati igbaradi ti awọn turari, awọn antioxidants ati awọn ohun elo miiran.
7.It jẹ tun kan aise ohun elo fun Organic kolaginni ati ki o le ṣee lo bi awọn kan epo. Ni ile-iṣẹ ti n ṣatunṣe epo fun lubricating oluranlowo dewaxing epo, nigba ti a lo ninu oogun, kikun, awọn awọ, awọn ohun elo, awọn turari ati awọn ẹrọ itanna ati awọn ile-iṣẹ miiran. Solusan fun omi inki. Ti a lo ninu awọn ohun ikunra fun iṣelọpọ ti pólándì eekanna, bi iyọkuro aaye kekere ti o farabale, le dinku iki ti pólándì eekanna, gbigbe-yara.
8.Used bi epo, oluranlowo dewaxing, tun lo ninu iṣelọpọ Organic, ati bi awọn ohun elo aise fun awọn turari sintetiki ati awọn oogun oogun.
Awọn akọsilẹ Ibi ipamọ ọja:
1.Store ni a itura, ventilated ile ise.
2.Keep kuro lati ina ati orisun ooru.
3.The ipamọ otutu yẹ ki o ko koja37°C.
4.Jeki apoti ti a ti pa.
5.O yẹ ki o wa ni ipamọ lọtọ lati awọn aṣoju oxidising,dinku awọn oogun ati alkalis,ati pe ko yẹ ki o dapọ mọ.
6.Lo bugbamu-ẹri ina ati awọn ohun elo fentilesonu.
7.Prohibit awọn lilo ti darí itanna ati awọn irinṣẹ ti o wa ni rọrun lati se ina Sparks.
8.Agbegbe ibi ipamọ yẹ ki o wa ni ipese pẹlu awọn ohun elo itọju pajawiri jijo ati awọn ohun elo ti o dara.
