I-2-Naphthol, eyaziwa nangokuthi i-β-naphthol, i-acetonaphthol noma i-2-hydroxynaphthalene, iyizinhlayiya ezimhlophe ezicwebezelayo noma impuphu emhlophe. Ubuningi bungu-1.28g/cm3. Indawo yokuncibilika ingu-123 ~ 124℃, indawo yokubila ingu-285 ~ 286℃, kanti indawo yokuflasha ingu-161℃. Iyasha, futhi umbala uzoba mnyama ngemva kokugcinwa isikhathi eside. I-sublimation ngokushisa, iphunga elibi. Ayincibiliki emanzini, incibilika ezinyibilikisini eziphilayo kanye nezixazululo ze-alkaline.

2. Ukusetshenziswa embonini yodayi kanye nombala
Amadayi nama-pigment intermediates ayindawo esetshenziswa kakhulu ye-2-naphthol ezweni lakithi. Isizathu esibalulekile ukuthi ukukhiqizwa kwamadayi intermediates kudluliselwe emhlabeni wonke, njenge-2, 3 acid, J acid, gamma acid, R acid, chromophenol AS Lena yimikhiqizo ebalulekile yokuthumela kwamanye amazwe ezweni lakithi, futhi inani lokuthumela kwamanye amazwe libalelwa ngaphezu kwengxenye yomkhiqizo wasekhaya. Ngaphezu kokuhlanganiswa kwamadayi nama-pigment intermediates, i-2-naphthol ingasetshenziswa futhi njenge-azo moiety yokusabela ngama-diazonium compounds ukulungiselela amadayi.

1, 2, 3 i-asidi
Igama lamakhemikhali e-asidi engu-2,3: i-2-hydroxy-3-naphthoic acid, indlela yayo yokwenza yile: i-2-naphthol isabela ne-sodium hydroxide, incishiswe ngaphansi kwengcindezi encishisiwe ukuze ithole i-sodium 2-naphtholate, bese isabela ne-CO2 ukuze ithole i-2-naphthalene i-Phenol kanye nosawoti we-sodium ongu-2,3, isuse i-2-naphthol bese i-acidify ukuze ithole i-2,3 acid. Njengamanje, izindlela zayo zokwenziwa zifaka kakhulu indlela yesigaba esiqinile kanye nendlela ye-solvent, kanti indlela yamanje yokwenza i-solvent iyindlela enkulu yokuthuthukiswa.
Ama-pigment echibi anama-asidi angu-2,3 njengezingxenye zokuhlanganisa. Indlela yokwenziwa kwalolu hlobo lwama-pigment iwukwenza izingxenye ze-diazonium zibe usawoti we-diazonium, zihlanganiswe nama-asidi angu-2,3, bese kusetshenziswa usawoti wensimbi we-alkali kanye nosawoti we-alkaline ukuze kuhlanganiswe. Iguqulwa ibe udayi wechibi onganyibiliki. Ububanzi bombala oyinhloko we-pigment yechibi le-2,3 acid ukukhanya okubomvu. Njenge: CI Pigment Red 57:1, CI Pigment Red 48:1 njalo njalo.
Ama-asidi angu-2,3 asetshenziswa kabanzi ekwakhiweni kwamadayi eqhwa ochungechunge lwe-naphthol. Ku-“Dyestuff Index” ka-1992, kunezinhlobo ezingu-28 zama-naphtha ezenziwe ngama-asidi angu-2,3.
Uchungechunge lwe-Naphthol AS luyimibala ye-azo enezingxenye zokuhlanganisa. Indlela yokwenziwa kwalolu hlobo lwemibala iwukwenza izingxenye ze-diazonium zibe usawoti we-diazonium bese uzihlanganisa nezinhlobo ze-naphthol AS, njengasendandatho ye-aromatic yengxenye ye-diazonium. Iqukethe kuphela i-alkyl, i-halogen, i-nitro, i-alkoxy namanye amaqembu, bese kuthi ngemva kokusabela, uchungechunge oluvamile lwe-naphthol AS luyinhlanganisela ye-azo pigment, njengendandatho ye-aromatic yengxenye ye-diazo futhi iqukethe iqembu le-sulfonic acid, i-Coupling ne-Naphthol AS series derivatives, bese kusetshenziswa usawoti we-alkali metal kanye ne-alkaline earth metal ukuze uyiguqule ibe udayi wechibi onganyibiliki.
I-Suzhou Lintong Dyestuff Chemical Co., Ltd. yaqala ukukhiqiza i-asidi engu-2,3 ngawo-1980. Ngemva kweminyaka yokuthuthukiswa, isibe ngumkhiqizi omkhulu kunabo bonke wasekhaya nowamazwe ngamazwe we-asidi engu-2,3.

2. I-asidi ye-Tobias
Igama lamakhemikhali e-Tobias acid: i-2-aminonaphthalene-1-sulfonic acid. Indlela yokwenza yilena elandelayo: i-2-naphthol sulfonation ukuthola i-2-naphthol-1-sulfonic acid, i-ammoniation ukuthola i-2-naphthylamine-1-sodium sulfonate, kanye ne-acid precipitation ukuthola i-Tobic acid. I-sulfonated Tobic acid i-sulfonated ukuthola i-sulfonated Tobic acid (2-naphthylamine-1,5-disulfonic acid).
I-Tobias acid kanye nezinto ezitholakala kuyo zingasetshenziswa ukukhiqiza amadayi afana ne-Chromol AS-SW, i-Reactive Red K1613, i-Lithol Scarlet, i-Reactive Brilliant Red K10B, i-Reactive Brilliant Red K10B, i-Reactive Brilliant KE-7B, kanye nemibala efana ne-Organic Violet Red

3. I-asidi engu-J
Igama lamakhemikhali le-asidi ye-J: i-2-Amino-5-naphthol-7-sulfonic acid, indlela yayo yokwenziwa yile: I-asidi ye-Toubic i-sulfonated ekushiseni okuphezulu nokuphansi, i-hydrolyzed bese ifakwa usawoti endaweni ene-asidi ukuze kutholakale i-2-naphthylamine-5,72 I-Sulfonic acid, bese kuba yi-neutralization, i-alkali fusion, i-acidification ukuze kutholakale i-asidi ye-J. I-asidi ye-J isabela ekutholeni izinto ezisetshenziswa yi-asidi ye-J ezifana ne-N-aryl J acid, i-bis J acid, kanye ne-scarlet acid.
I-J acid kanye nezinto eziphuma kuyo zingakhiqiza izinhlobo ezahlukene zamadayi ane-acid noma aqondile, amadayi aphendulayo naphendulayo, njenge: I-Acid Violet 2R, I-Weak Acid Purple PL, I-Direct Pink, I-Direct Pink Purple NGB, njll.

4. Usawoti ka-G
Igama lamakhemikhali kasawoti i-G: usawoti we-2-naphthol-6,8-disulfonic acid dipotassium. Indlela yawo yokwenza yile: i-2-naphthol sulfonation kanye ne-salting out. Usawoti we-G ungancibilikiswa, uhlanganiswe nge-alkali, uncibilikiswe, futhi uncibilikiswe ukuze kutholakale usawoti we-dihydroxy G.
Usawoti we-G kanye nezinto eziphuma kuwo zingasetshenziswa ukukhiqiza izinto ezidaya idayi ye-acid, njenge-acid orange G, i-acid scarlet GR, i-weak acid scarlet FG, njll.

5. R usawoti
Igama lamakhemikhali kasawoti i-R: usawoti we-disodium ongu-2-naphthol-3,6-disulfonic acid, indlela yawo yokwenziwa yile: i-2-naphthol sulfonation, ukukhipha usawoti. Usawoti we-G ungancibilikiswa, uhlanganiswe nge-alkali, uncibilikiswe, futhi ukhishwe usawoti ukuze kutholakale usawoti we-dihydroxy.
Usawoti we-R kanye nezinto eziphuma kuwo zingakhiqizwa: I-Direct Light Fast Blue 2RLL, i-Reactive Red KN-5B, i-Reactive Red Violet KN-2R, njll.

6, 1,2,4 i-asidi
Igama lamakhemikhali e-asidi angu-1,2,4: 1-amino-2-naphthol-4-sulfonic acid, indlela yayo yokwenziwa yile: 2-naphthol incibilikiswa ku-sodium hydroxide, i-nitrosated ne-sodium nitrite, bese ixutshwa ne-sodium sulfite Reaction eyengeziwe, bese kuthi ekugcineni i-acidification kanye nokuhlukaniswa ukuze kutholakale umkhiqizo. 1,2,4 acid diazotization ukuthola umzimba we-1,2,4 acid oxide.
Ama-asidi angu-1,2,4 kanye nama-derivatives angasetshenziswa ku: i-acid mordant emnyama i-T, i-acid mordant emnyama i-R, njll.

7. I-Chevron acid
Igama lamakhemikhali le-Chevroic acid: i-2-naphthol-6-sulfonic acid, futhi indlela yayo yokwenziwa yile: i-2-naphthol sulfonation kanye ne-salting out.
I-Chevroic acid ingasetshenziswa ukwenza amadayi e-asidi kanye nedayi yokudla ephuzi elikhanyayo.

8, i-gamma acid
Igama lamakhemikhali le-Gamma acid: i-2-amino-8-naphthol-6-sulfonic acid, indlela yayo yokwenziwa yile: Usawoti we-G ungatholakala nangokuncibilikisa, ukuncibilikisa i-alkali, ukungathathi hlangothi, ukummonia, kanye nokuhlanzwa kwe-asidi.
I-Gamma acid ingasetshenziswa ukwenza i-LN emnyama eqondile, i-GF eqondile ethambile, i-GF eqondile ethambile njalo njalo.

9. Ukusetshenziswa njengengxenye yokuhlanganisa
Indlela yokwenziwa kwalolu hlobo lombala iwukwenza okokuqala ingxenye ye-diazonium ibe usawoti we-diazonium bese uyihlanganisa ne-β-naphthol. Isibonelo, indandatho enuka kamnandi yengxenye ye-diazonium iqukethe i-alkyl, i-halogen, i-nitro, i-alkoxy namanye amaqembu kuphela. Ngemva kokusabela, kutholakala umbala ojwayelekile we-β-naphthol azo. Isibonelo, indandatho enuka kamnandi yengxenye ye-diazo iqukethe neqembu le-sulfonic acid, elihlanganiswe ne-β-naphthol, bese kuthi usawoti wensimbi ye-alkali kanye ne-alkaline yomhlaba ungasetshenziswa ukuwuguqula. Uguqulwe ube udayi wechibi onganyibiliki.
Ama-pigment e-β-naphthol azo ikakhulukazi ayimibala ebomvu neyolintshi. Njenge-CI Pigment Red 1,3,4,6 kanye ne-CI Pigment Orange 2,5. Ububanzi bombala oyinhloko we-β-naphthol lake pigment bubomvu obukhanyayo noma obomvu oluhlaza okwesibhakabhaka, ikakhulukazi kufaka phakathi i-CI Pigment Red 49, i-CI Pigment Orange 17, njll.

3. Ukusetshenziswa embonini yamakha
Ama-ether e-2-naphthol anephunga le-orange blossom kanye ne-locust blossom, anephunga elithambile, futhi angasetshenziswa njengesithako sensipho, amanzi angasese kanye nezinye izinto ezisetshenziswayo kanye nezinongo ezithile. Ngaphezu kwalokho, anezinga lokubila eliphezulu kanye nokuguquguquka okuphansi, ngakho-ke umphumela wokulondolozwa kwephunga ungcono.
Ama-ether e-2-naphthol, kufaka phakathi i-methyl ether, i-ethyl ether, i-butyl ether kanye ne-benzyl ether, angatholakala ngokuphendula kwe-2-naphthol kanye nama-alcohol ahambisanayo ngaphansi kwesenzo sama-catalysts e-acid, noma i-2-naphthol kanye nama-ester e-sulfate ahambisanayo noma Okuvela ekuphenduleni kwama-hydrocarbons e-halogenated.

4. Ukusetshenziswa kwezokwelapha
I-2-Naphthol iphinde ibe nezinhlelo zokusebenza eziningi embonini yezemithi, futhi ingasetshenziswa njengezinto zokusetshenziswa zemithi elandelayo noma izidakamizwa eziphakathi.
1. I-Naproxen
I-Naproxen iyisidakamizwa esilwa nokuvuvukala, esiqeda ubuhlungu kanye nesiqeda ukuvuvukala.
Indlela yokwenza i-naproxen yile elandelayo: i-2-naphthol ixutshwe nge-methylated futhi ixutshwe nge-acetylated ukuze kutholakale i-2-methoxy-6-naphthophenone. I-2-Methoxy-6-naphthalene ethyl ketone ixutshwe nge-brominated, ixutshwe nge-ketalized, ihlelwe kabusha, ixutshwe nge-hydrolyzed, futhi ixutshwe nge-acid ukuze kutholakale i-naproxen.

2. I-Naphthol caprylate
I-Naphthol octanoate ingasetshenziswa njenge-reagent yokuthola ngokushesha i-Salmonella. Indlela yokwenza i-naphthol octanoate itholakala ngokusabela kwe-octanoyl chloride kanye ne-2-naphthol.

3. I-Pamoic acid
I-Pamoic acid uhlobo lwe-medicine intermediate, esetshenziselwa ukulungiselela njenge-triptorelin pamoate, i-pyrantel pamoate, i-octotel pamoate njalo njalo.
Indlela yokwenziwa kwe-pamoic acid yile: i-2-naphthol ilungiselela i-2,3 acid, i-2,3 acid kanye ne-formaldehyde zisabela ngaphansi kwe-catalysis ye-asidi ukuze kuhlanganiswe i-pamoic acid ukuze kutholakale i-pamoic acid.
Ezinhlanu, izicelo zezolimo
I-2-Naphthol ingasetshenziswa kwezolimo ukukhiqiza i-naprolamine yokubulala ukhula, i-2-naphthoxyacetic acid yokulawula ukukhula kwezitshalo njalo njalo.

1. I-Naprotamine
Igama lamakhemikhali e-Naprolamine: 2-(2-naphthyloxy) propionyl propylamine, okuyi-herbicide yokuqala yohlobo lwe-hormone yezitshalo equkethe i-naphthyloxy eyakhiwa. Inezinzuzo ezilandelayo: umphumela omuhle wokukhipha ukhula, ububanzi bokubulala ukhula, ukuphepha kubantu, emfuyweni nasezilwaneni zasemanzini, kanye nesikhathi eside sokusebenza. Njengamanje, isetshenziswe kabanzi eJapane, eNingizimu Korea, eTaiwan, eNingizimu-mpumalanga ye-Asia nakwamanye amazwe nezifunda.
Indlela yokwenza i-naphthylamine yile: i-α-chloropropionyl chloride iphendula ne-aniline ukuze yakhe i-α-chloropropionylanilide, etholakala ngokujiya nge-2-naphthol.

2. 2-Naphthoxyacetic acid
I-2-Naphthoxyacetic acid uhlobo olusha lokulawula ukukhula kwezitshalo, olunemisebenzi yokuvimbela ukuwa kwezimbali nezithelo, ukwandisa isivuno, ukuthuthukisa ikhwalithi kanye nokuvuthwa ngaphambi kwesikhathi. Isetshenziswa kakhulu ukulawula ukukhula kwephayinaphu, i-apula, utamatisi nezinye izitshalo kanye nokwandisa izinga lesivuno.
Indlela yokwenziwa kwe-2-naphthoxyacetic acid yile: i-halogenated acetic acid kanye ne-2-naphthol zihlanganiswa ngaphansi kwezimo ze-alkaline, bese zitholakala ngokufakwa kwe-acid.

6. Ukusetshenziswa embonini yezinto ze-polymer

1, 2, 6 i-asidi

Igama lamakhemikhali e-asidi engu-2,6: i-2-hydroxy-6-naphthoic acid, indlela yayo yokwenza yile: i-2-naphthol isabela ne-potassium hydroxide, incishiswe ngaphansi kwengcindezi encishisiwe ukuze ithole i-potassium 2-naphthol, bese isabela ne-CO2 ukuze ithole i-2-naphthalene Phenol kanye nosawoti we-potassium ongu-2,6 acid, isuse i-2-naphthol bese i-acidify ukuze ithole i-2,6 acid. Njengamanje, izindlela zayo zokwenziwa zifaka kakhulu indlela yesigaba esiqinile kanye nendlela ye-solvent, kanti indlela yamanje yokwenza i-solvent iyindlela enkulu yokuthuthukiswa.
I-asidi engu-2,6 iyinto ebalulekile ephilayo esetshenziswa epulasitikini lobunjiniyela, imibala yezinto eziphilayo, izinto zekristalu eliwuketshezi, kanye nemithi, ikakhulukazi njenge-monomer yezinto zokwenziwa ezingamelani nokushisa. Ama-polymer amelana nokushisa okuphezulu akhiqizwa nge-asidi engu-2,6 njengezinto zokusetshenziswa asetshenziswa kabanzi embonini yezinto zekristalu eliwuketshezi.
I-Suzhou Lintong Dyestuff Chemical Co., Ltd. ithuthukise i-polymer-grade 2,6 acid ngokusekelwe kubuchwepheshe be-2,3 acid, futhi umkhiqizo wayo uye wanda kancane kancane. Njengamanje, i-2,6 acid isibe ngomunye wemikhiqizo eyinhloko yenkampani.

2. 2-Naphthylthiol

I-2-Naphthylthiol ingasetshenziswa njenge-plasticizer lapho kuhlafunwa irabha endaweni yokugaya evulekile, okungathuthukisa umphumela wokuhlafunwa, kunciphise isikhathi sokuhlafunwa, konge ugesi, kunciphise ukululama kwe-elastic, futhi kunciphise ukuncishiswa kwerabha. Ingasetshenziswa futhi njenge-activator yokuvuselelwa ehlanganisayo kanye ne-antioxidant.
Indlela yokwenziwa kwe-2-naphthylthiol yile elandelayo: i-2-naphthol isabela nge-dimethylaminothioformyl chloride, bese ishiswa bese itholakala nge-acidic hydrolysis.

3. I-antioxidant yerabha

3.1 I-ejenti yokulwa nokuguga D
I-ejenti yokulwa nokuguga D, eyaziwa nangokuthi i-ejenti yokulwa nokuguga D, igama lamakhemikhali: N-phenyl-2-naphthylamine. I-antioxidant ejwayelekile yenjoloba yemvelo kanye nenjoloba yokwenziwa, esetshenziswa ekukhiqizweni kwemikhiqizo yezimboni efana namathayi, amateyipu, nezicathulo zerabha.
Indlela yokwenziwa kwe-antioxidant D yile: i-ammonolysis enengcindezi ye-2-naphthol ukuze kutholakale i-2-naphthylamine, etholakala ngokujiya nge-benzene ene-halogenated.

3.2. I-DNP elwa nokuguga
I-ejenti yokulwa nokuguga i-DNP, igama lamakhemikhali: N, N-(β-naphthyl) p-phenylenediamine, iyi-ejenti yokulwa nokuguga eqeda uhlobo lokunqamuka kweketanga kanye ne-ejenti yokuhlanganisa insimbi. Isetshenziswa kakhulu njenge-ejenti yokulwa nokuguga yezintambo zamathayi enayiloni nenayiloni, amarabha okuvala ucingo kanye nekhebula athinta ama-core ethusi, kanye neminye imikhiqizo yerabha.
Indlela yokwenziwa kwe-DNP ejenti yokulwa nokuguga yile: i-p-phenylenediamine kanye netafula lokushisa nokuncipha le-2-naphthol

4. I-Phenolic ne-epoxy resin
Ama-resin e-phenolic kanye ne-epoxy avame ukusetshenziswa njengezinto zobunjiniyela embonini. Ucwaningo luye lwabonisa ukuthi ama-resin e-phenolic kanye ne-epoxy atholakala ngokufaka noma ukufaka esikhundleni i-phenol nge-2-naphthol esikhundleni noma ngokufaka esikhundleni ingxenye ye-phenol anokumelana okuphezulu nokushisa kanye nokumelana namanzi.