Formic acid nkan physicokemikali

Formic acid nkan elo physicokemikali,
Formic Acid, Formic Acid olupese, Formic Acid Iye, Formic Acid Olupese,

Ilana

A gbejadeFormic Acidnipasẹ awọn julọ to ti ni ilọsiwaju Methyl Formate

ọna ẹrọ. Ni akọkọ, Methyl Formate jẹ iṣelọpọ lati CO ati Methanol pẹlu iṣe ti ayase. Labẹ iwọn otutu kan ati titẹ, Methyl Formate jẹ hydrolyzed si Formic Acid. Acidsolution Formic mimọ kekere yoo wa ni idojukọ si awọn ti o ga julọ lati pade awọn ibeere oriṣiriṣi-

ments ti awọn onibara.

Idogba Idahun:HCOOCH3+H2O HCOOH+CH3OH Igbejade

Ohun elo

1. Ile-iṣẹ Latex: Coagulation, ati bẹbẹ lọ.

2. Ile-iṣẹ elegbogi: Kafiini, Analgin,

Aminopyrine, Aminophyl-ila, Theobromine bomeol, Vitamin B1, metronidazole, Mebendazole, ati bẹbẹ lọ.

3. Ile-iṣẹ ipakokoropaeku: Triadimefon, Triazolone,

Tricyclazole, Triazole, Triazophos, Paclobutrasol, Sumagic, Disinfest, Dicofol, ati bẹbẹ lọ.

4.Chemical Industry: Calcium formate, Sodium formate, Ammoniumformate, Potassium formate, Ethyl formate, Barium formate, DMF, Formamide, Rubber antioxidant, Pentaerythrite, Neopentyl glycol, ESO, 2-Ethy! hexyl ester ti epo soybean epoxidized, Pivaloyl Chloride,

Yiyọ awọ, resini Phenolic, Acid ninu iṣelọpọ irin, Methane amide, ati bẹbẹ lọ.

5.Leather ile ise: Tanning, deliming, Neutralizer, ati be be lo.

6. Ile-iṣẹ adie: Silage, ati bẹbẹ lọ.

7. Awọn ẹlomiran: Tun le ṣe iṣelọpọ titẹ ati dyeing mordant.Coloring

ati aṣoju ipari fun Fiber ati iwe, Plasticizer, Itọju ounjẹ titun, Ifunni ifunni, ati bẹbẹ lọ

8. Ṣiṣejade cO: Idahun Kemikali: HCOOH = (ipon H, So4catalyze) ooru = CO + H ， O

9.Deoxidizer: Idanwo Bi, Bi, Al solvant fun idanwo molikula WT ati crystallization.Test methoxyl.

10.Fix-er fun itupalẹ microscopic.Producing formate.chemical cleaningagent, Formic acid jẹ ọfẹ ti CL, le ṣee lo fun sisọ awọn ohun elo irin alagbara.

Flammable. O le jẹ miscible pẹlu omi, ethanol, ether ati glycerol, ati julọ pola Organic olomi, ati ki o tun ni kan awọn solubility ni hydrocarbons.

Awọn iwuwo ojulumo (d204) jẹ 1.220. Atọka itọka

1.3714. Ooru ijona jẹ 254.4 kJ/mol, iwọn otutu to ṣe pataki jẹ 306.8 ℃, ati titẹ pataki jẹ 8.63 MPa. Filasi ojuami 68.9 ℃ (ìmọ ife). Iwuwo 1.22, iwuwo oru ojulumo 1.59 (afẹfẹ = 1), titẹ oru ti o kun (24℃) 5.33kPa.

Awọn ifọkansi giga ti formic acid ṣọ lati di ni igba otutu.

Awọn agbo ogun eewọ: oxidant ti o lagbara, alkali ti o lagbara, lulú irin ti nṣiṣe lọwọ.

Awọn abuda ti o lewu: oru ati afẹfẹ ṣe idapọ awọn ibẹjadi, eyiti o fa ijona ati bugbamu ni ọran ti ina ṣiṣi ati agbara ooru giga. Reacts pẹlu lagbara oxidants.

Solubility: miscible pẹlu omi, insoluble ni hydrocarbons, miscible ni oti.

Ni awọn hydrocarbons ati awọn ipinlẹ gaseous, formic acid waye bi awọn dimers ti o ni asopọ nipasẹ awọn ifunmọ hydrogen. Ni ipo gaseous, isunmọ hydrogen ṣe abajade iyatọ nla laarin gaasi formic acid ati idogba gaasi to dara julọ ti ipinle. Liquid ati formic acid ri to ni awọn moleku formic acid lemọlemọfún ti o somọ nipasẹ awọn ifunmọ hydrogen.

Formic acid jẹ jijẹ sinu CO ati H2O labẹ itọsi ti sulfuric acid ogidi:

Nitori eto pataki ti formic acid, ọkan ninu awọn ọta hydrogen rẹ ni asopọ taara si ẹgbẹ carboxyl. Tabi o le wo bi hydroxyformaldehyde. Nitorinaa formic acid ni mejeeji acid ati awọn ohun-ini aldehyde.

Formic acid ni awọn ohun-ini kanna bi ọpọlọpọ awọn acids carboxylic miiran, botilẹjẹpe labẹ awọn ipo deede formic acid ko ṣe agbekalẹ acyl kiloraidi tabi anhydride. Gbígbẹgbẹ dicomposes formic acid sinu erogba monoxide ati omi. Formic acid ni iru awọn ohun-ini idinku si awọn aldehydes. O le pilẹṣẹ iṣesi digi fadaka kan, idinku awọn ions fadaka ninu awọn ions eka amonia fadaka si irin fadaka, ati pe funrararẹ ti jẹ oxidized sinu erogba oloro ati omi:

Formic acid jẹ acid carboxylic nikan ti o le fi kun si olefins. Formic acid ninu iṣe ti awọn acids (bii sulfuric acid, hydrofluoric acid), ati olefins yarayara fesi lati ṣe awọn ọna kika. Bibẹẹkọ, iṣesi ẹgbẹ kan ti o jọra si iṣesi Koch tun le waye, pẹlu ọja naa jẹ acid carboxylic ti o ga julọ.

Bata iye ti octanol / omi ipin olùsọdipúpọ: -0,54, oke bugbamu opin% (V/V): 57.0, kekere bugbamu iye% (V/V): 18.0.

Formic acid jẹ aṣoju idinku ti o lagbara ati iṣesi digi fadaka le waye. O jẹ ekikan julọ ninu awọn acids fatty ti o kun, ati igbagbogbo ipinya jẹ 2.1 × 10-4. O laiyara fi opin si isalẹ sinu erogba monoxide ati omi ni yara otutu. O ti wa ni kikan si 60 ~ 80 ℃ pẹlu ogidi sulfuric acid lati decompose ati tusilẹ erogba monoxide. Nigbati formic acid ba gbona ju 160 ° C lọ, o decomposes lati tu silẹ erogba oloro ati hydrogen. Awọn iyọ irin alkali ti formic acid jẹ kikan si 400 ° C lati dagba awọn oxalates.

Awọn data igbekalẹ molikula

1. Molar refractive Ìwé: 8.40

2. Molar iwọn didun (m/mol): 39.8

3. Isotropic iwọn didun kan pato (90.2K): 97.5

4, dada ẹdọfu (dyne/cm): 35.8

5, polarizability (10cm): 3.33