4-Hydroxy-4-methyl-2pentanone | 123-42-2
Data anụ ahụ:
| Aha ngwaahịa | 4-Hydroxy-4-methyl-2pentanone |
| Njirimara | Mmiri mmiri na-ere ọkụ na-enweghị agba, obere gas minty |
| Ebe mgbaze (°C) | -44 |
| Ebe esi mmiri (°C) | 168 |
| Njupụta nke ikwu (mmiri=1) | 0,9387 |
| Njupụta ikuku dịtụ (ikuku = 1) | 4 |
| Okpomọkụ nke combustion (kJ/mol) | 4186.8 |
| Ebe ọkụ (°C) | 56 |
| Solubility | Na mmiri, alcohols, ethers, ketones, esters, aromatic hydrocarbons, halogenated hydrocarbons na ndị ọzọ mgbaze, ma ọ bụghị miscible na elu-larịị aliphatic hydrocarbons. |
Njirimara ngwaahịa:
1.White ma ọ bụ ubé odo transperent mmiri mmiri na aromatic ekpomeekpo. Soluble na mmiri; ethanol; ether na chloroform, wdg, anaghị akwụsi ike, rere ure mgbe ha na alkali na-emekọrịta ihe ma ọ bụ distilled na nrụgide ikuku. Ọ naghị eguzosi ike n'ihe, na-emebi emebi mgbe ya na alkali na-emekọrịta ihe ma ọ bụ distilled na nrụgide ikuku.
2.The ngwaahịa bụ ala toxicity, ilo ngwaahịa na-mechie nke ukwuu, onye ọrụ kwesịrị iyi ihe nchebe gia.
3.Chemical Njirimara: mmanya diacetone nwere carbonyl na hydroxyl n'ime molecule, nke nwere ketone na mmanya atọ. Nbibi na-apụta mgbe ọ na-ekpo ọkụ ruo 130 Celsius C ma ọ bụ karịa na alkali, na-emepụta molecule 2 nke acetone. Mgbe ejiri sulfuric acid ma ọ bụ ọnụọgụ nke ayodiin mee ka ọ kpoo ọkụ, ọ na-akpọnwụ ka ọ bụrụ acetone isopropylidene. Mmekọrịta ya na sodium hypobromite na-emepụta 2-hydroxyisovaleric acid. Catalytic hydrogenation na-emepụta 2-methyl-2,4-pentanediol.
4. Ngwaahịa a na-akpasu anya, akpụkpọ anụ na akpụkpọ anụ mucous nke akụkụ iku ume. Ọ na-abanye n'ime ahụ site na iku ume na tract digestive, na-emetụta usoro ụjọ ahụ ma na-emebi imeju na afọ. Nkuku ume dị elu nke vepo nwere ike ịmalite edema akpa ume na ọbụna coma. Ikpughe ogologo oge nwere ike ibute dermatitis.
5. Achọtara n'ụta ụtaba, ụtaba ribbed ọcha, ụtaba ose, na anwụrụ sịga.
Ngwa ngwaahịa:
Enwere ike iji mmanya 1.Diacetone mee ihe dị ka onye na-ehicha ígwè, ihe nchekwa osisi, ihe nchekwa maka ihe nkiri foto na ọgwụ, antifreeze, ihe mgbaze maka mmiri mmiri hydraulic, onye na-emepụta ihe na fiber.
2.Diacetone mmanya na-ọtụtụ ebe na-eji dị ka ihe mgbaze maka electrostatic ịgba agba, celluloid, nitrocellulose, abụba, mmanụ, waxes na resins. Mmanya diacetone bụ ihe mgbaze organic na-esi esi elu. The viscosity dị ala na mmetụta nke okpomọkụ na viscosity dị obere. Ejiri ya dị ka ihe mgbaze na agba agba maka cellulose ester paint, ink ibipụta, agba resin sịntetik wdg.
3.Widely eji dị ka ihe mgbaze maka resins, electrostatic ịgba agba, celluloid, nitro fibres, abụba, mmanụ na waxes. A na-ejikwa ya dị ka ihe na-ehicha ọla, ihe nchekwa osisi, ihe nchekwa maka ihe nkiri foto na ọgwụ, antifreeze, ihe mgbaze mmanụ hydraulic, extractant na fiber finishing agent. Ọ bụkwa ụdị nke organic synthesis intermediates.
4.Cosmetic mgbaze, tumadi ji dị ka ntu Polish na ndị ọzọ ntecha nke elu esi ebe mgbaze. Na-emekarị formulated na ala-esi ebe solvents na-ajụ-esi ebe solvents n'ime mbuaha solvents, iji nweta kwesịrị ekwesị evaporation ọnụego na viscosity.
Ihe ndetu nchekwa ngwaahịa:
1.Chekwaa n'ụlọ nkwakọba ihe dị jụụ, ikuku.
2.Chep n'ebe ọkụ na isi iyi ọkụ, zere ìhè anyanwụ kpọmkwem.
3.Na-edebe akpa ahụ akara.
4.Ọ bụ ihe na-adịghị emebi emebi na metal, a pụkwara ịchekwa ya na ígwè, ígwè dị nro ma ọ bụ ihe aluminom, ma ọ nwere mmetụta na-emerụ emerụ na ọtụtụ ụdị plastik.
5.Chekwa ma bufee ya iche site na ndị na-emepụta ihe na acid.
6.Iron ịwụ ma ọ bụ iko karama juru n'ọnụ na osisi igbe lining ihe.
