Diisopropil etɛ/Isopropil etɛ
Nibii Amli Kwɛmɔ
Tsofa gbɛi: Isopropil Ether (ni ale lɛ hu akɛ Diisopropil Ether, DIPE)
CAS Yibɔ: 108-20-3
Molekular fɔmula: C6H16O
Molekulɛ tsiimɔ: 102.18 g/mol
Hefɛo: Nu ni bɛ su, ni mli tse ni ŋmɔlɔ tamɔ ether
He ni Eshɛɔ: 68-69°C (154-156°F)
He ni tsoɔ yɛ: -28°C (-18°F; kɔɔpoo ni agbe naa)
Isopropyl Ether ji ether ni sɛɛ tsɛɔ, ni shãa mɔ ni ale waa yɛ bɔ ni eyɔɔ tsɔne ni hi jogbaŋŋ ni haa mɔ he jɔɔ lɛ hewɔ. Ákɛ mid-polarity solvent lɛ, ekɛ solubility lɛ toɔ nibii ni wala yɔɔ mli kɛ nibii ni yɔɔ polar fioo lɛ fɛɛ ahe, ni ehaa efeɔ nɔ titri ni akɛtsuɔ nii yɛ tsofafeemɔ mli, nibii ni ajieɔ kɛjɛɔ mli, kɛ nitsumɔhei amli saamɔ mli. E-boiling point ni baa shi kɛ e-volatility ni yɔɔ mlɛo lɛ hu haa anyɛɔ anáa sɛɛ oya yɛ distillation gbɛjianɔtoi amli, ni eyeɔ ebuaa shika ni akɛtsuɔ nii kɛ sɛɛfimɔ.
Nibii Titrii kɛ Sɛɛnamɔi
| Prɔpati | Nɔ pɔtɛɛ | Sɛɛnamɔ Titri |
| Nɔ ni mli tse | Eyɛ nu mli fioo (~1.2 g/L yɛ 20°C); ni akɛ ethanol, acetone, benzene, kɛ nibii ni wala yɔɔ mli babaoo futuɔ mli | Eyɛ srɔtoi kɛha mu, resin, wax, kɛ nibii ni wala yɔɔ mli lɛ amlifu; ni kɛ co - solvents ni afɔɔ namɔ lɛ kpãa gbee |
| Nɔ ni tsakeɔ | Lasu ni mli wa: 16.9 kPa yɛ 20°C; he ni edɔɔ waa (68 - 69°C) | Ehaa la ni hoɔ oya yɛ coating/drying gbɛjianɔtoi amli; mligbalamɔ ni yɔɔ mlɛo kɛtsɔ distillation nɔ |
| Tsofai ni yɔɔ shiŋŋ | Ehi shi yɛ shihilɛi ni akɛtoɔ nii ahe lɛ shishi; efiteɔ fiofio kɛji ekɛ acid loo peroxides ni mli wa kpe | Akɛ he fɔ̃ɔ nɔ kɛha be kakadaŋŋ ni akɛtoɔ (kɛji akɛ abu he kɛjɛ peroxides he); nɔ ni baa shi fioo kɛ substrates babaoo |
| Mlihilɛ (20°C) | 0.725 g/sm3 | Mɛi ni fa fioo lɛ haa gbɛfaa he nyɔmɔwoo baa shi; eyɛ mlɛo akɛ aaatsu he nii yɛ nu ni akɛfutuɔ nii amli |
| La ni Shãa lɛ He Dɔlɛ | 443°C (829°F) | Eyɛ shweshweeshwe fe nibii ni shãa waa (nɔkwɛmɔnɔ, diethyl ether) yɛ hei ni akudɔɔ |
Nitsumɔi ni afɔɔ feemɔ
Isopropyl Ether lɛ tsɔne ni haa nu mli tseɔ lɛ mli nibii ni yɔɔ srɔtoi kɛ bɔ ni etsakeɔ ehe ehaa lɛ haa ehe hiaa waa yɛ nitsumɔhei srɔtoi amli:
3.1 Tsofafeemɔ kɛ ejiemɔ
Nibii ni wala yɔɔ mli: Etsuɔ nii akɛ nɔ ni haa Grignard nibii feɔ ekome, alkylations, kɛ esterifications. E polarity ni baa shi lɛ yeɔ ebuaa ni ekwɛɔ bɔ ni nibii yaa nɔ ehaa lɛ nɔ ni ehaa nibii ni jɛɔ mli baa lɛ yaa hiɛ kɛha nibii ni jeee polar teŋgbɛ.
Liquid-Liquid Extraction: Akɛtsuɔ nii koni akɛgbala nibii ni wala yɔɔ mli lɛ amli kɛjɛ nu mli nibii amli (tamɔ, tsofai, tsofai ni gbeɔ kooloi, loo nibii ni haa mɔ he jɔɔ lɛ ajiemɔ kɛjɛɔ ŋmɔtɔ mli ŋmɔtɔ loo tsei amli nibii ni ajieɔ kɛjɛɔ mli lɛ amli).
Peroxide Feemɔ: Etsuɔ nii akɛ nɔ ni akɛfeɔ diisopropyl peroxydicarbonate (IPP), ni ji nɔ ko ni afɔɔ naa yɛ shishijee kɛha polymer nifeemɔ (tamɔ, polyvinyl chloride, PVC).
3.2 Nitsumɔhei amli saamɔ kɛ nɔ ni akɛwoɔ mli
Degreasing Agent: Etsuɔ nii jogbaŋŋ kɛjieɔ fɔ, fɔ, kɛ wax kɛjɛɔ dade nibii amli (tamɔ, tsɔne mli nibii, tsɔnei) yɛ bɔ ni ekɛ hydrocarbons tsuɔ nii waa lɛ hewɔ.
Coating & Adhesive Formulations: Ehaa ŋmeii, lacquers, kɛ nibii ni akɛkpɛtɛɔ nii ahe lɛ mli shwieɔ shi koni ekɛtsake bɔ ni ŋmeii lɛ yɔɔ ha lɛ, ni ehaa nɔ ni akɛwoɔ mli lɛ feɔ mlɛo ni ehaa mɔ he jɔɔ oya (akɛtsuɔ nii yɛ tso nɔ nibii ni akɛwoɔ mli, nitsumɔhei nibii ni akɛkpɛtɛɔ nii ahe lɛ amli).
3.3 Labɔtori kɛ niiamlipɛimɔ nitsumɔi
Kromatograf Solvent: Akɛtsuɔ nii akɛ nɔ ni yaa nɔ yɛ gas kromatograf (GC) kɛ nu mli kromatograf ni tsuɔ nii jogbaŋŋ (HPLC) mli kɛha nibii ni wala yɔɔ mli lɛ amli gbalamɔ.
Nɔ ni akɛwoɔ mli kɛha nɔkwɛmɔnɔ he saamɔ: Ekɛ nɔkwɛmɔnii ni wa (tamɔ, lipids, polymers) tsuɔ nii kɛhaa tsofa mlipɛimɔ (tamɔ, Fourier-tsakemɔ infrared spectroscopy, FTIR).
3.4 Fuel kɛ hewalɛ
Fuel Additive: Akɛ pɛtrol futuɔ mli koni ekɛha octane lɛ aya hiɛ ni ekɛba tsɔne lɛ gbee shi; ehaa fuɛl lɛ hu hiɔ shi jogbaŋŋ yɛ be mli ni akɛtoɔ lɛ.
Shweshweeshwefeemɔ kɛ Mlai Anɔyeli
4.1 Shweshweeshwefeemɔ He Gbɛtsɔɔmɔi
La ni Shãa Oshara: Nu kɛ lasu ni shãa waa; tsi ohe kɛjɛ la ni tsoɔ, la ni tsoɔ, kɛ hei ni mli edɔ lɛ ahe (kɛ nibii ni nyɛɔ etswaa lɛ atsu nii yɛ hei ni akɛtsuɔ nii yɛ lɛ).
Peroxide Feemɔ: Ebaanyɛ efee peroxides ni tswaa kɛji akɛ ekɛ ehe wo kɔɔyɔɔ, la, loo dɔlɛ mli yɛ be ni eho lɛ mli. Kaa peroxides (kɛ starch-iodide wolo tsuɔ nii) dani okɛtsu nii; shwie kɛji ana peroxides.
Nibii ni Akɛbuɔ Mɔ He: Wo nitrile glɔvs, tsofai ni akɛshwieɔ shi, kɛ tsɔne ni akɛmuɔ lasu (N95 loo nɔ ni fe nakai) yɛ hei ni kɔɔyɔɔ bɛ jogbaŋŋ. Tsi ohe kɛjɛ hewolo/hiŋmɛii ahe (ebaanyɛ ekɛ mlifu aba) kɛ lasu ni ooomu (ebaanyɛ ekɛ tsitsi loo shwiemɔ aba).
He ni Akɛtoɔ: Akɛto he ko ni mli ejɔ, ni yɔɔ duŋ, ni kɔɔyɔɔ kpakpa boteɔ mli; kɛ kɔɔyɔɔ nyɛŋ abote mli, amber glase loo HDPE nibii atsu nii. Kɛ tsofa ko ni tsiɔ peroxide naa (tamɔ, hydroquinone) afata he koni akɛto be kakadaŋŋ.
4.2 Mlai ahe nitsumɔ
REACH (EU): Akɛ gbɛi awo REACH shishi (Wibɔ ni Akɛwoɔ Wolo Mli: 01-2119488787-46-xxxx); kɛ naatsii ni akɛba peroxide muji nɔ lɛ kpãa gbee.
OSHA (U.S.): Nitsumɔ mli nibii ni akɛwoɔ mɔ mli lɛ ahe husu (OEL): 500 ppm (ŋmɛlɛtswai 8 TWA); abuɔ lɛ akɛ nu ni shãa (NFPA Klas IB).
GHS mligbalamɔ: GHS02 (Nu ni shãa), GHS07 (Nɔ ni haa mɔ mli fuɔ), GHS08 (Ebaanyɛ efee peroxides ni tswaa).
ISO Mlai: Eshɛɔ ISO 6353-2 (Reagent grade he saji) he kɛha laboratori mli nitsumɔ.
Teknik Data Wolo (TDS) lɛ mli saji otii
| Paramita | Nitsumɔhei Gbɛjianɔtoo | Reagent Gbɛjianɔtoo | Gbɛ ni Atsɔɔ Nɔ Akwɛɔ |
| Hetsemɔ (minitii) | 99.0% | 99.5% | Gas Kromatografi (GC) |
| Fɛ̃i ni yɔɔ mli (max) | 0.1% | 0.05% | Karl Fischer tsɔɔmɔ |
| Peroxide mli nibii (nɔ ni fe fɛɛ) | 5 ppm | 1 ppm | Iodometrik Titrɛshin |
| Asidi (tamɔ CH3COOH, fe fɛɛ) | 0.005% | 0.001% | Sodium Haidroksaid He Saji |
| Nɔ ni eshwɛ ni jeee nɔ ni sɛɛ tsɛɔ (max) | 5 mg/kg | mg 1/kilogram | Gravimɛtri |
Mɛni Hewɔ Esa akɛ Wɔhala Wɔ Isopropyl Ether (CAS 108-20-3) lɛ?
Peroxide ni baa shi: Akɛ nibii ni tsiɔ niyenii naa lɛ haa wɔ nibii lɛ hiɔ shi, ni ehaa peroxide ni baa shi lɛ baa shi, ni ehaa anyɛɔ atsuɔ nii jogbaŋŋ.
Hetsemɔ ni yaa nɔ daa: Hetsemɔ ni yaa nɔ kɛjɛɔ kuu mli (≥99.0% kɛha nitsumɔhe grade) haa muji ni gbalaa nifeemɔi amli lɛ baa shi.
Nɔ ni Akɛwoɔ Mli: Ayɛ 1L, 20L, 200L tsɔnei, loo ISO tanki mli kɛha 实验室 bibii loo nitsumɔhei babaoo ni abiɔ.
Technical Support: Wɔkuu lɛ kɛ gbɛtsɔɔmɔ haa yɛ peroxide kaa, nitoo, kɛ nitsumɔ ni hi jogbaŋŋ he (tamɔ, solvent blending kɛha jiemɔ).
Jeŋ Muu Fɛɛ Mlai Ahe Nitsumɔ: Eshɛɔ majimaji ateŋ mlai (REACH, OSHA, ISO) ni akɛtsuɔ nii yɛ EU, US, kɛ Asia jarayeli hei lɛ ahe.
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