Methyl mmanya | 67-56-1
Data anụ ahụ:
| Aha ngwaahịa | Methyl mmanya |
| Njirimara | Mmiri pola na-enweghị agba na-enwu ọkụ na nke na-agbanwe agbanwe |
| Ebe mgbaze (°C) | -98 |
| Ebe esi mmiri (°C) | 143.5 |
| Ebe ọkụ (°C) | 40.6 |
| Mmiri Solubility | miscible |
| Uzuoku mgbali | 2.14 (mmHg na 25°C) |
Nkọwa ngwaahịa:
Methanol, nke a makwaara dị ka hydroxymethane, bụ ngwakọta organic na mmanya monomode kachasị mfe na nhazi. Usoro kemịkal ya bụ CH3OH/CH₄O, nke CH₃OH bụ ụdị dị mkpụmkpụ, nke nwere ike ịkọwapụta otu hydroxyl nke methano. N'ihi na mbụ hụrụ na akọrọ distillation nke osisi, ọ na-mara dị ka & ldquo; mmanya mmanya & rdquo; ma ọ bụ & ldquo; osisi spirit & rdquo ;. Ọnụ ọgụgụ kacha nta nke nsị ọnụ mmadụ bụ ihe dịka 100mg / kg arọ ahụ, oriri ọnụ nke 0.3 ~ 1g / kg nwere ike ịnwụ. A na-eji ya eme ihe na-emepụta formaldehyde na pesticides, wdg, ma jiri ya mee ihe dị ka onye na-emepụta ihe na-emepụta ihe na ihe ọṅụṅụ mmanya na-aba n'anya, wdg. A na-emepụta ngwaahịa ndị emechara site na mmeghachi omume carbon monoxide na hydrogen.
Njirimara na nkwụsi ike nke ngwaahịa:
Mmiri mmiri na-enweghị isi na-enweghị agba, uzuoku na ikuku ya nwere ike ịmepụta ngwakọta mgbawa, mgbe ọkụ na-emepụta ire ọkụ na-acha anụnụ anụnụ. Okpomọkụ dị egwu 240.0 Celsius; nrụgide dị oke egwu 78.5atm, nke nwere mmiri, ethanol, ether, benzene, ketones na ihe mgbaze ndị ọzọ. Uzuoku ya na-etolite ngwakọta ihe mgbawa na ikuku, nke nwere ike ibute combustion na mgbawa mgbe ọkụ mepere emepe na oke ọkụ. Ọ nwere ike meghachi omume siri ike na oxidant. Ọ bụrụ na ọ na-ezute oke okpomọkụ, nrụgide dị n'ime akpa ahụ na-abawanye, ma enwere ihe ize ndụ nke mgbawa na mgbawa. Enweghị ọkụ ọkụ mgbe ọ na-ere ọkụ. Nwere ike ikpokọta ọkụ eletrik kwụ ọtọ ma mee ka ikuku ya dị ọkụ.
Ngwa ngwaahịa:
1.One nke isi organic akụrụngwa, eji na mmepụta nke chloromethane, methylamine na dimethyl sulphate na ọtụtụ ndị ọzọ organic ngwaahịa. Ọ bụkwa ngwa maka pesticides (ụmụ ahụhụ, acaricides), ọgwụ (sulfonamides, hapten, wdg), na otu n'ime akụrụngwa maka njikọ nke dimethyl terephthalate, methyl methacrylate na methyl acrylate.
2.The isi ngwa nke methanol bụ mmepụta nke formaldehyde.
3.Ozi ọzọ isi ojiji nke methanol bụ mmepụta nke acetic acid. Ọ nwere ike ịmepụta vinyl acetate, acetate fiber na acetate, wdg. Ọchịchọ ya nwere njikọ chiri anya na nke agba, adhesives na textiles.
4.Methanol nwere ike iji mepụta methyl formate.
5.Methanol nwekwara ike rụpụta methylamine, methylamine bụ ihe dị mkpa ọdụdụ amine, na mmiri mmiri nitrogen na methanol dị ka akụrụngwa, nwere ike ịbụ discrete site nhazi maka a methylamine, dimethylamine, trimethylamine, bụ otu n'ime isi chemical akụrụngwa.
6.Ọ nwere ike ịmekọrịta n'ime dimethyl carbonate, nke bụ ngwaahịa enyi na gburugburu ebe obibi ma jiri ya na nkà mmụta ọgwụ, ọrụ ugbo na ụlọ ọrụ pụrụ iche, wdg.
7.Ọ nwere ike synthesized n'ime ethylene glycol, nke bụ otu n'ime petrochemical intermediate akụrụngwa na ike ga-eji na mmepụta nke polyester na antifreeze.
8.Ọ nwere ike iji na-emepụta ihe na-akwalite uto, nke bara uru maka uto nke ihe ọkụkụ akọrọ.
9.Ọkwa nwere ike synthesized methanol protein, methanol dị ka akụrụngwa na-emepụta site microbial gbaa ụka nke methanol protein a maara dị ka ọgbọ nke abụọ nke otu-cell protein, co.mpaacha ọbara ọbara nwere protein ndị sitere n'okike, uru nri na-edozi ahụ dị elu, ihe dị n'ime protein crude dị elu karịa nke azụ azụ na agwa soya, ma nwee ụbara amino acid, mineral na vitamin, nke enwere ike iji dochie azụ azụ, agwa soy, nri ọkpụkpụ. , anụ na mmiri ara ehi ntụ ntụ.
A na-eji 10.Methanol mee ihe dị ka ihe na-ehicha ma na-ekpochapụ ihe.
11.Jiri dị ka ihe nyocha reagent, dị ka ihe mgbaze, methylation reagents, chromatographic reagents. A na-ejikwa ya na njikọ organic.
12.Usually methanol bụ ihe mgbaze ka mma karịa ethanol, nwere ike igbari ọtụtụ inorganic salts. Enwere ike ịgwakọta ya na mmanụ ụgbọala dị ka mmanụ ọzọ. A na-eji methanol na-emepụta mmanụ ụgbọala octane mgbakwunye methyl tertiary butyl ether, mmanụ ụgbọala methanol, mmanụ methanol, na protein methanol na ngwaahịa ndị ọzọ.
13.Methanol abụghị naanị ihe dị mkpa kemịkalụ akụrụngwa, kamakwa isi iyi ike na mmanụ ụgbọala na arụmọrụ magburu onwe ya. Methanol na-emeghachi omume na isobutylene iji nweta MTBE (methyl tertiary butyl ether), nke bụ ihe mgbakwunye mmanụ ụgbọala na-enweghị octane dị elu ma nwee ike iji ya mee ihe dị ka ihe mgbaze. Na mgbakwunye, a pụkwara iji ya mepụta olefins na propylene.
14.Methanol nwere ike iji mepụta dimethyl ether. Mmanụ mmanụ ọhụrụ nke methanol na dimethyl ether emebere n'otu akụkụ ka a na-akpọ mmanụ ọkụ ether mmanya. Ịrụ ọkụ ọkụ ya na ọkụ ọkụ dị elu karịa nke gas na-ekpo ọkụ.
Ihe ndetu nchekwa ngwaahịa:
1.Chekwaa n'ụlọ nkwakọba ihe dị jụụ, ikuku.
2.Chep n'ebe ọkụ na isi iyi ọkụ.
3.Na-edebe akpa ahụ akara.
4.A ga-echekwa ya iche site na mmiri, ethanol, ether, benzene, ketones, ma ghara ịgwakọta ya.
5.Machibido iji ngwá ọrụ na-arụ ọrụ na ngwá ọrụ ndị dị mfe ịmepụta ọkụ ọkụ.
Ebe nchekwa ahụ kwesịrị ịbụ ihe akụrụngwa ọgwụgwọ ihe mberede na-agbapụta na ebe nchekwa kwesịrị ekwesị.
