Mantsoe a tšoanang a Senyesemane: ci37500;ciazoiccouplingcomponent1;cideveloper5;ChemicalbookDeveloperA;DeveloperAMS;DeveloperBN;developera;bahlahisi

Nomoro ea CAS: 135-19-3
Foromo ea molek'hule: C10H8O
Boima ba molek'hule: 144.17
Nomoro ea EINECS: 205-182-7

Lihlopha tse amanang:

Tse mahareng;Likhomphutha tse nkhang hamonate;Mebala ea Pele&Metsoako e Amanang;Moqapi;Ka Alfabeta;Limolek'hule Tse Nyane tse Phelang;Lik'hemik'hale le Lisebelisuoa;Maboloko a Moaho;joala;MICROCIDIN;pigments;Fluorescent;Naphthalene;DyestuffIntermediates;YestuffIntermediates;YestuffIntermediates;Monko o Hare sis;Bigenology;OrganicChemical ; Particlesand Stains

2-naphthol tšebeliso le mokhoa oa ho kopanya

Lintho tsa lik'hemik'hale:maqeba a masoeu a benyang kapa phofo e tshweu. Ha e qhibilihe ka metsing, ha e qhibilihe ka har'a ethanol, ether, chloroform, glycerin le metsoako ea alkali.

Sebelisa:
1. E sebelisoa ha ho etsoa tobias acid, J acid, 2,3 acid le azo dyes, hape ke thepa e tala bakeng sa li-antioxidants tsa rabara, li-mineral processing agents, fungicides, antifungal agents, preservatives, joalo-joalo.
2. E le ntho e sireletsang, naha ea heso e bolela hore e ka sebelisoa bakeng sa ho boloka lamunu, palo e phahameng ea tšebeliso ke 0.1g/kg, ’me chelete e setseng ha e fete 70mg/kg.
3. Ethylnaphthol, e tsejoang hape e le β-naphthol le 2-naphthol, ke karolo e bohareng ea taolo ea kholo ea limela naphthoxyacetic acid.
4. E sebelisoa e le phepelo e bolokang lijo. Ho ea ka naha ea rona, e ka boela ea sebelisoa bakeng sa ho boloka lamunu. Chelete e kholo ea tšebeliso ke 0.1g / kg, 'me chelete e setseng ha e fete 70mg / kg.
5. E sebelisoa e le reagent ea analytical, ethylene, carbon monoxide absorbent le fluorescent indicator.
6. Lisebelisoa tsa bohlokoa tsa lihlahisoa tsa tlhaho le li-intermediates tsa dae, tse sebelisoang ha ho etsoa Toubic acid, butyric acid, β-naphthol-3-carboxylic acid, 'me e sebelisoa ha ho etsoa li-anti-aging agent D, anti-aging agent DNP le tse ling tse thibelang botsofali. -botsofali, li-pigments le li-fungicides Ema.
7. E sebelisoa ha ho etsoa tobias acid, J acid, 2.3-acid, 'me e sebelisoa ho lokisoa ha moemeli ea khahlanong le botsofali D, DNP le likokoana-hloko tsa eona tse thibelang botsofali, li-pigments le li-fungicides.
8. Ho netefatsa bromine, chlorine, chlorate, niobium, koporo, nitrite le potasiamo. Fluorescence Chemicalbook photodetection substrate ea phenolsulfonyltransferase. Boikemisetso ba boleng ba li-acid-base indicators, dae, organic synthesis, allyl alcohol, methanol, chloroform, joalo-joalo. Carbon monoxide, ethanol absorbent, fluorescent indicator.
9. Ho netefatsa bromine, chlorine, chlorate, niobium, koporo, nitrite le potasiamo; boikemisetso ba carbon monoxide, koporo, nitrite le potasiamo; boikemisetso ba boleng ba allyl joala, methanol, chloroform, joalo-joalo; phenolsulfon transferase substrate ea tekanyo ea Fluorescence; ethylene absorber; sesupo sa fluorescent; pontšo ea acid-base; daea mahareng.

Mokhoa oa tlhahiso:
1. E entsoe ka naphthalene ka sulfonation le alkali fusion. Mokhoa oa sulfonated alkali fusion ke mokhoa o sebelisoang haholo oa tlhahiso lapeng le kantle ho naha, empa o na le kutu e matla, litšenyehelo tse phahameng, le tšebeliso e phahameng ea oksijene ea bioloji metsing a litšila. Mokhoa oa 2-isopropylnaphthalene o entsoeng ke American Cyanamide Company o sebelisa naphthalene le propylene e le lisebelisoa tse tala ho hlahisa 2-naphthol e le sehlahisoa sa acetone. Mokhoa ona o tšoana le tlhahiso ea phenol ka mokhoa oa cumene. Tekanyo ea tšebeliso ea thepa e tala: naphthalene e hloekisitsoeng 1170kg/t, sulfuric acid 1080kg/t, soda e tiileng ea caustic 700kg/t.

2.1) Mokhoa oa ho qhibiliha oa alkali o sulfonated. Beha naphthalene e hloekisitsoeng ka pitseng ea sulfone 'me u chese (qhibiliha) ho 140 ° C. Eketsa linako tse 1.085 (molar ratio) concentrated sulfuric acid ka hare ho metsotso e 20, eketsa mocheso, 'me ue boloke ho 160-164 ° C bakeng sa lihora tse 2,5. Karabelo e fela ha litaba tsa 2-naphthalenesulfonic acid li fihla ho 66% kapa ho feta, 'me kakaretso ea acidity ke 25% -27%. Sulfonate e kenngoa ka hydrolyzed ka pitseng ea hydrolysis ka 140-150 ℃ bakeng sa 1h. Ebe ka pitseng ea neutralization, neutralize ka sodium hydrogen nitrite solution ho 80-90 ° C ho fihlela pampiri ea teko e khubelu ea Congo e sa fetohe putsoa. Sebelisa mouoane le moea ho leleka SO2 khase, pholileng ho 30-40 ° C 'me joale suction filthara, hlatsoa le 10% metsi letsoai, 'me joale suction filter ho fumana sodium 2-naphthalenesulfonate. Beha sodium hydroxide ka pitseng e qhibilihang ea alkali, mocheso (qhibiliha) ho 290 ° C, 'me u kenye sodium 2-naphthalenesulfonate ka lihora tse ka bang 3 ho fihlela tekanyo ea alkali e sa lefelloeng e le 5% -6%. Ka mor'a moo, e bolokoa ho 320-330 ° C bakeng sa hora e le 'ngoe. Alkali e qhibiliha e hlapolotsoe ka metsing 'me e fetisetsoa SO2 ka 70-80 ° C ho fihlela phenolphthalein e se na mebala. Eketsa metsi ho pheha le ho hlatsoa, ​​tlosa sodium sulfite, 'me joale dehydrate le distill tlas'a khatello e fokotsehileng ho fumana sehlahisoa se felileng. Kakaretso ea lihlahisoa ke 73% -74%.
2) 2-isopropylnaphthalene mokhoa. Chemicalbook, e sebelisang naphthalene le propylene e le lisebelisoa tse tala, e hlahisa 2-naphthol ka nako e le 'ngoe e le sehlahisoa sa acetone.

3. Mokhoa oa ho lokisa ke ho eketsa sulfuric acid ho naphthalene e qhibilihisitsoeng ka 140 ° C, ho etsa sulfonation ho 162～164 ° C, hydrolyze the sulfonate, ho phunya naphthalene e sa lefelloeng, le ho itšoara ka sodium sulfite ho hlahisa 2-naphthalenesulfonic acid letsoai la sodium. . Letsoai le tiileng la sodium le sodium hydroxide li qhibiliha ka alkali ho 285-320 ° C, ebe li bolokoa ho 320-330 ° C bakeng sa hora e le 'ngoe. Mokelikeli oa alkali o hlapolloa ebe o fetisetsoa ho sulfur dioxide bakeng sa asiti ho fumana sehlahisoa se tala, se hlatsuoang le ho felloa ke metsi 'me se tšeloa ho fumana sehlahisoa.

4. Mokhoa oa ho qhibiliha ha alkali ea sulfonation Kenya naphthalene e hloekisitsoeng ka pitseng ea sulfone le mocheso (qhibiliha) ho 140 ° C. Eketsa linako tse 1.085 (molar ratio) concentrated sulfuric acid ka hare ho 20min, eketsa mocheso, 'me ue boloke ho 160～164℃ bakeng sa 2.5h. Karabelo e fela ha litaba tsa 2-naphthalenesulfonic acid li fihla ho 66% kapa ho feta, 'me kakaretso ea acidity ke 25% -27%. Sulfonate e kenngoa ka hydrolyzed ka pitseng ea hydrolysis ka 140 ~ 150 ℃ bakeng sa 1h. Ebe ka pitsa ea neutralization, neutralize ka tharollo ea sodium bisulfite ho 80 ~ 90 ℃ ho fihlela pampiri e khubelu ea Congo e sa fetohe putsoa. Sebelisa mouoane le moea ho leleka SO2 khase, pholileng ho 30-40 ° C 'me joale suction filthara, hlatsoa le 10% metsi letsoai, 'me joale suction filter ho fumana sodium 2-naphthalenesulfonate. Beha sodium hydroxide ka pitseng e qhibilihang ea alkali, mocheso (qhibiliha) ho 290 ° C, 'me u kenye sodium 2-naphthalenesulfonate ka lihora tse ka bang 3 ho fihlela tekanyo ea alkali ea mahala e le 5% ho isa ho 6%. Ka mor'a moo, e bolokiloe ho 320-330 ° C bakeng sa hora e le 'ngoe. Alkali e qhibiliha e hlapolotsoe ka metsing ebe e fetisoa SO2 ho 70 ~ 80 ℃ ho fihlela phenolphthalein e se na mebala. Eketsa metsi ho pheha le ho hlatsoa, ​​tlosa sodium sulfite, 'me joale dehydrate le distill tlas'a khatello e fokotsehileng ho fumana sehlahisoa se felileng. Kakaretso ea lihlahisoa ke 73% ho isa ho 74%. Mokhoa oa 2-isopropylnaphthalene o sebelisa naphthalene le propylene e le lisebelisoa tse tala ho hlahisa 2-naphthol ha e ntse e le sehlahisoa sa acetone.

Lintho tse tala tse holimo:sodium hydroxide–>sulfuric acid–>nitric acid–>anhydrous sodium sulfite–>sulphur dioxide–>naphthalene–>Congo red test paper–>sodium bisulfite solution–> 2-naphthalenesulfonic acid –>Phenolphthalein–> Sodium 2-naphthalenesulfonate–> Soda e tiileng ea caustic

Lihlahisoa tse tlase: 2-naphthylamine–>R-1,1′-bin-2-naphthol–>Pigment Red 21–>2-naphthylamine-1-sulfonic acid–>naphthylamine–>S -1,1′-Bi-2-naphthol –>1-Amino-2-naphthol-4-sulfonic acid–>Acid Blue 74–>2-hydroxy-3-naphthoic acid–>2- Fluoronaphthalene–>6-Methoxy-2-acetnaphthalene–>chrome black T–> 6-hydroxynaphthalene-2-boronic acid–>2-naphthol-3,6-disulfonic acid disodium- ->1-Naphthyldiazo-2-hydroxy-4-sulfonic acid letsoai->2-Amino-8-naphthol-6- sulfonic acid–>Lithol Scarlet–>Pigment Red 53:1 Chemicalbook –>Pigment Orange 5–>Pigment Red 4–>Pigment Red 3–>Mordant Black 17–>Naproxen–>Synthetic Tanning Agent HV–>Neutral Black 2S-RL –>Magareng a Ntsho BL–>2-Naphthaleneboronic acid–>2-Hydroxy-1-naphthoic acid–>Sodium 6-hydroxy-2-naphthalenesulfonate–>N-phenyl-2-naphthylamine–>Synthesis Tanning Agent PNC–>2- naphthylamine-3,6,8-trisulfonic acid–>bis[3-hydroxy-4-[(2-hydroxy-1-naphthyl) azo]-1-naphthalenesulfonate Disodium hydrogen chromate–>Sodium 3-hydroxy-4-[( 2-hydroxynaphthalene)azo]-7-nitronaphthalene-1-sulfonate–>Synthetic Tanning Agent No. 9