Tetrahydrofuran |109-99-9
Data anụ ahụ:
| Aha ngwaahịa | Tetrahydrofuran |
| Njirimara | Mmiri mmiri na-adịghị agbanwe agbanwe nwere ether-dị ka yaisi. |
| Ebe mgbaze(Celsius C) | -108.5 |
| Ebe esi nri (Celsius C) | 66 |
| Njupụta nke ikwu (mmiri=1) | 0.89 |
| Njupụta ikuku dịtụ (ikuku = 1) | 2.5 |
| Nrụgide ikuku juru (kPa) | 19.3 (20 Celsius) |
| Okpomọkụ nke combustion (kJ/mol) | -2515.2 |
| Okpomọkụ dị egwu (°C) | 268 |
| Nrụgide dị egwu (MPa) | 5.19 |
| Octanol/mmiri nkebi ọnụọgụgụ | 0.46 |
| Ebe ọkụ (°C) | -14 |
| Ọkụ ọkụ ọkụ (°C) | 321 |
| Oke mgbawa elu (%) | 11.8 |
| Oke mgbawa obere (%) | 1.8 |
| Solubility | Na-agbaze ntakịrị na mmiri, soluble na ethanol, ether. |
Njirimara na nkwụsi ike nke ngwaahịa:
1.Colorless transperent mmiri mmiri na ether-dị ka isi ísì.Miscible na mmiri.Ngwakọta azeotropic na mmiri nwere ike igbari acetate cellulose na caffeine alkaloids, na ịrụ ọrụ nkwụsị dị mma karịa nke tetrahydrofuran naanị.A na-agbaze nke ọma na tetrahydrofuran, ihe mgbaze organic nkịtị dịka ethanol, ether, aliphatic hydrocarbons, aromatic hydrocarbons, chlorinated hydrocarbons, wdg.Ọ dị mfe ijikọta na oxidation na ikuku iji mepụta peroxide mgbawa.Ọ naghị emebi emebi na ọla, ọ na-emebikwa ọtụtụ plastik na rọba.N'ihi isi ihe na-esi ísì ụtọ, ebe ọkụ ọkụ dị ala, ọ dị mfe ịnweta ọkụ na ụlọ okpomọkụ.Oxygen na ikuku n'oge nchekwa nwere ike ịmepụta peroxide na-agbawa agbawa na tetrahydrofuran.O yikarịrị ka a ga-emepụta peroxides n'ihu ìhè na ọnọdụ anhydrous.Ya mere, 0.05% ~ 1% nke hydroquinone, resorcinol, p-cresol ma ọ bụ ferrous salts na ndị ọzọ na-ebelata ihe na-agbakwunyere dị ka antioxidants iji gbochie ọgbọ nke peroxides.Ngwaahịa a dị obere nsí, onye ọrụ kwesịrị iyi ihe nchebe.
2.Stability: Stable
3. Ihe ndị a machibidoro iwu: Acids, alkali, ndị na-emepụta ihe na-emepụta ihe siri ike, oxygen
6.Conditions maka izere ikpughe: Ìhè, ikuku
7.Polymerisation ize ndụ: Polymerisation
Ngwa ngwaahịa:
1.Ọ na-eji ọtụtụ ebe n'ihi na nke ọma permeability na diffusivity na elu na ime nke resins.A na-eji ya dị ka ihe mgbaze n'ụdị mmeghachi omume, polymerisation mmeghachi omume, LiAlH4 mbelata condensation mmeghachi omume na esterification mmeghachi omume.Mgbasa nke polyvinyl chloride, polyvinylidene chloride na copolymers ha na-eme ka ngwọta viscosity dị ala, nke a na-ejikarị eme ihe na-emepụta ihe mkpuchi elu, mkpuchi mkpuchi, ihe mkpuchi na ihe nkiri.A na-ejikwa ya na ink, agba agba agba, ihe na-emepụta ihe, ọgwụgwọ elu nke akpụkpọ anụ artificial.Ngwaahịa a bụ onwe-polymerisation na copolymerisation, nwere ike imepụta polyether ụdị polyurethane elastomer.Ngwaahịa a bụ ihe dị mkpa kemịkalụ akụrụngwa, nwere ike kwadebere butadiene, naịlọn, polybutylene glycol ether, γ-butyrolactone, polyvinylpyrrolidone, tetrahydrothiophene na na.A pụkwara iji ngwaahịa a mee ihe dị ka ihe etiti n'ime njikọ organic dị ka ọgwụ.
2.Tetrahydrofuran nwere ike igbari ihe niile organic ogige ndị ọzọ karịa polyethylene, polypropylene na fluorine resins, karịsịa maka polyvinyl chloride, polyvinylidene chloride na butylaniline nwere ezi solubility, na-eji ọtụtụ ebe dị ka reactive mgbaze.
3.Dị ka ihe mgbaze nkịtị, tetrahydrofuran na-ejikarị eme ihe na mkpuchi elu, mkpuchi nchebe, inks, extractants na ọgwụgwọ elu nke akpụkpọ anụ artificial.
4.Tetrahydrofuran bụ ihe dị mkpa maka mmepụta nke polytetramethylene ether glycol (PTMEEG) na isi ihe mgbaze maka ụlọ ọrụ ọgwụ.A na-eji dị ka ihe mgbaze maka eke na sịntetik resins (karịsịa vinyl resins), na-ejikwa na mmepụta nke butadiene, adiponitrile, adip.ontrileadipic acid,hexanediamine na ndị ọzọ.
5.Jiri dị ka ihe mgbaze, chemical synthesis intermediate, analytical reagent.
Ihe ndetu nchekwa ngwaahịa:
1.Chekwaa n'ụlọ nkwakọba ihe dị jụụ, ikuku.
2.Chep n'ebe ọkụ na isi iyi ọkụ.
3.The nkwakọba okpomọkụ ekwesịghị gafere 29 ° C.
4.Na-edebe akpa ahụ akara, ọ bụghị na kọntaktị na ikuku.
5.Ọ ga-echekwara iche site na oxidising agents, acids,alkalis, wdg.na ekwesịghị ịgwakọta.
6.Adopt mgbawa-àmà ọkụ ọkụ na ventilashion ụlọ ọrụ.
7.Machibido iji ngwá ọrụ na-arụ ọrụ na ngwá ọrụ ndị dị mfe ịmepụta ọkụ ọkụ.
8.Ebe nchekwa ahụ kwesịrị ịkwado ya na ngwa ngwa ọgwụgwọ mberede na-agbapụta na ihe mkpuchi kwesịrị ekwesị.
