ʻO 2-Naphthol, ʻike ʻia hoʻi ʻo β-naphthol, acetonaphthol a i ʻole 2-hydroxynaphthalene, he mau keʻokeʻo keʻokeʻo a i ʻole ka pauka keʻokeʻo. ʻO 1.28g/cm3 ka mānoanoa. ʻO ka helu heheʻe he 123～124 ℃, ʻo ka helu hoʻolapalapa he 285～286 ℃, a ʻo ka helu uila he 161 ℃. Hiki ke ahi, a lilo ka kala i ʻeleʻele ma hope o ka mālama ʻana i ka wā lōʻihi. ʻO Sublimation ma ka hoʻomehana ʻana, ka ʻala ʻala. ʻAʻole hiki ke hoʻoheheʻe ʻia i loko o ka wai, hiki ke hoʻoheheʻe ʻia i loko o nā mea hoʻoheheʻe organik a me nā hopena alkaline.

2. No ka hoʻohana ʻana i ka ʻoihana pena a me ka puaʻa
ʻO nā dyestuffs a me nā pigment intermediates ka wahi ʻai nui loa o 2-naphthol i koʻu ʻāina. ʻO ke kumu koʻikoʻi, ʻo ka hoʻoili ʻia ʻana o nā intermediates dye ma ka honua holoʻokoʻa, e like me ka 2, 3 acid, J acid, gamma acid, R acid, chromophenol AS ʻO kēia nā huahana koʻikoʻi koʻikoʻi o koʻu ʻāina, a ʻoi aku ka nui o ka nui o ka hoʻopukapuka. ka hapalua o ka huina hoopuka o ka hale. Ma waho aʻe o ka synthesis o nā dyes a me ka puaʻa waena, hiki ke hoʻohana ʻia ʻo 2-naphthol ma ke ʻano he moiety azo e hana me nā pūhui diazonium e hoʻomākaukau ai i nā kala.

1, 2, 3 ʻakika
2,3 acid chemical name: 2-hydroxy-3-naphthoic acid, kona ʻano synthesis: 2-naphthol reacts me ka sodium hydroxide, dehydrated ma lalo o ke kaomi hoʻemi e loaʻa ai ka sodium 2-naphtholate, a laila hana me CO2 e loaʻa ai ka 2-naphthalene. ʻO Phenol a me ka paʻakai sodium 2,3, e wehe i ka 2-naphthol a me ka acidify e loaʻa ai ka 2,3 acid. I kēia manawa, ʻo kāna ʻano hana synthesis ka nui o ke ʻano solid-phase a me ke ʻano solvent, a ʻo ke ʻano o ka solvent i kēia manawa he ʻano hoʻomohala nui.
ʻO nā puaʻa loko me 2,3 mau waikawa e like me nā mea hoʻohui. ʻO ke ʻano hana synthesis o kēia ʻano puaʻa ʻo ia ka hana mua ʻana i nā ʻāpana diazonium i nā paʻakai diazonium, hui pū me 2,3 mau waikawa, a laila hoʻohana i ka metala alkali a me nā paʻakai alkaline honua e hoʻohui ʻia. ʻO ke kala kala nui o 2,3 acid lake pigment he kukui ʻulaʻula. E like me: CI Pigment Red 57: 1, CI Pigment Red 48: 1 a pēlā aku.
Hoʻohana nui ʻia nā ʻakika 2,3 i ka synthesis o naphthol series ice dyes. Ma ka 1992 "Dyestuff Index", aia he 28 naphthas i hoʻohui ʻia me 2,3 acids.
ʻO ka moʻo Naphthol AS he mau puaʻa azo me nā mea hoʻohui. ʻO ke ʻano hana synthesis o kēia ʻano puaʻa, ʻo ia ka hana mua ʻana i nā ʻāpana diazonium i mau paʻakai diazonium a hui pū me nā derivatives naphthol AS, e like me ke apo ʻala o ka mea diazonium. Loaʻa wale i ka alkyl, halogen, nitro, alkoxy a me nā hui ʻē aʻe, a laila ma hope o ka hopena, ʻo ka naphthol AS moʻo maʻamau ka ʻāpana hui o ka puaʻa azo, e like me ke apo ʻala o ka ʻāpana diazo pū kekahi pūʻulu sulfonic acid, hui pū me Naphthol AS series derivatives, a laila hoʻohana i ka metala alkali a me ka lepo alkaline metala paʻakai e hoʻololi iā ia i loko o ka loko wai wai ʻole.
Ua hoʻomaka ʻo Suzhou Lintong Dyestuff Chemical Co., Ltd. e hana i ka waikawa 2,3 i ka makahiki 1980. Ma hope o nā makahiki o ka hoʻomohala ʻana, ua lilo ia i mea hana nui loa o ka home a me ka honua kaulana o 2,3 acid.

2. ʻAka Tobia
Tobias acid inoa kemika: 2-aminonaphthalene-1-sulfonic acid. ʻO ke ʻano o ka synthesis penei: 2-naphthol sulfonation e loaʻa ai ka 2-naphthol-1-sulfonic acid, ka ammoniation e loaʻa ai ka 2-naphthylamine-1-sodium sulfonate, a me ka wai wai e loaʻa ai ka Tobic acid. ʻO ka sulfonated Tobic acid ka sulfonated e loaʻa ai ka sulfonated Tobic acid (2-naphthylamine-1,5-disulfonic acid).
Hiki ke hoʻohana ʻia ka waikawa Tobias a me kāna mau mea e hana ai i nā mea pena e like me Chromol AS-SW, Reactive Red K1613, Lithol Scarlet, Reactive Brilliant Red K10B, Reactive Brilliant Red K10B, Reactive Brilliant KE-7B, a me nā puaʻa e like me Organic Violet Red.

3. J waika
ʻO ka inoa kemika o ka J acid: 2-Amino-5-naphthol-7-sulfonic acid, ʻo kāna ʻano hana synthesis: ua sulfonated ʻo Toubic acid ma ke kiʻekiʻe a me ka haʻahaʻa haʻahaʻa, hydrolyzed a paʻakai ʻia i loko o ka mea ʻawaʻawa e loaʻa ai ka 2-naphthylamine-5,72 Sulfonic acid, a laila neutralization, alkali fusion, acidification e loaʻa ai ka J acid. Hoʻopili ka ʻakika J no ka loaʻa ʻana o nā huaʻakika J e like me ka ʻakika N-aryl J, ka ʻakika bis J, a me ka ʻakika ʻulaʻula.
Hiki i ka waika J a me kona mau mea hoʻoheheʻe ke hoʻohua i nā ʻano wai like ʻole a i ʻole nā ​​mea waihoʻoluʻu pololei, reactive a reactive dyes, e like me: Acid Violet 2R, Weak Acid Purple PL, Direct Pink, Direct Pink Purple NGB, etc.

4. G paʻakai
G inoa kemika paʻakai: 2-naphthol-6,8-disulfonic acid dipotassium paʻakai. ʻO kāna hana synthesis: 2-naphthol sulfonation a me ka paʻakai. Hiki ke hoʻoheheʻe ʻia ka paʻakai G, hoʻohui ʻia ka alkali, hoʻokaʻawale ʻia, a paʻakai ʻia no ka loaʻa ʻana o ka paʻakai dihydroxy G.
Hiki ke hoʻohana ʻia ka paʻakai G a me kāna mau mea e hoʻohua ai i nā mea hoʻoheheʻe waika, e like me ka ʻalani ʻalani G, ka ʻulaʻula waikawa GR, ka ʻulaʻula ʻulaʻula FG, etc.

5. R paakai
R inoa kemika paʻakai: 2-naphthol-3,6-disulfonic acid disodium paʻakai, ʻo kāna ʻano hana hoʻohui: 2-naphthol sulfonation, paʻakai i waho. Hiki ke hoʻoheheʻe ʻia ka paʻakai G, hoʻohui ʻia ka alkali, hoʻokaʻawale ʻia, a paʻakai ʻia no ka loaʻa ʻana o ka paʻakai dihydroxy R.
Hiki ke hana ʻia ka paʻakai R a me nā derivatives: Direct Light Fast Blue 2RLL, Reactive Red KN-5B, Reactive Red Violet KN-2R, etc.

6, 1,2,4 waika
1,2,4 waika inoa kemika: 1-amino-2-naphthol-4-sulfonic acid, kona ʻano synthesis: 2-naphthol ua hoʻoheheʻe ʻia i ka sodium hydroxide, nitrosated me ka sodium nitrite, a laila hui pū ʻia me ka nui o ka sodium sulfite Reaction, a hope loa ka acidification a me ka hoʻokaʻawale ʻana no ka loaʻa ʻana o ka huahana. 1,2,4 acid diazotization e loaʻa ai ka 1,2,4 acid oxide body.
Hiki ke hoʻohana ʻia ka 1,2,4 acids a me nā derivatives no: acid mordant black T, acid mordant black R, etc.

7. ʻAka Chevron
ʻO ka inoa kemika o Chevroic acid: 2-naphthol-6-sulfonic acid, a ʻo kāna ʻano synthesis: 2-naphthol sulfonation a me ka paʻakai.
Hiki ke hoʻohana ʻia ka waika Chevroic e hana ai i nā waihoʻoluʻu ʻakika a me ka waihoʻoluʻu meaʻai melemele.

8, ʻakika gamma
ʻO ka inoa kemika Gamma acid: 2-amino-8-naphthol-6-sulfonic acid, ʻo kāna ʻano hana synthesis: Hiki ke loaʻa ka paʻakai G ma ka hoʻoheheʻe ʻana, ka hoʻoheheʻe alkali, neutralization, ammoniating, a me ka wai wai.
Hiki ke hoʻohana ʻia ka Gamma acid no ka hana ʻana i ka LN ʻeleʻele pololei, GF tan wikiwiki pololei, GF lehu wikiwiki pololei a pēlā aku.

9. Ke noi ma ke ʻano he ʻāpana hoʻohui
ʻO ke ʻano hana synthesis o kēia ʻano puaʻa, ʻo ia ka hana mua ʻana i ka mea diazonium i loko o ka paʻakai diazonium a hui pū me ka β-naphthol. Eia kekahi laʻana, aia wale nō ka alkyl, halogen, nitro, alkoxy a me nā hui ʻē aʻe i ke apo ʻala o ka mea diazonium. Ma hope o ka hopena, loaʻa ka β-naphthol azo pigment maʻamau. Eia kekahi laʻana, aia i loko o ke apo ʻala o ka ʻāpana diazo kekahi pūʻulu ʻakika sulfonic, i hui pū ʻia me ka β-naphthol, a laila hiki ke hoʻohana ʻia ka metala alkali a me nā paʻakai metala honua alkaline e hoʻololi iā ia.
ʻO nā puaʻa β-naphthol azo he ʻulaʻula a me ka ʻalani. E like me CI Pigment Red 1,3,4,6 a me CI Pigment Orange 2,5. ʻO ke kala nui o ka puaʻa loko β-naphthol he ʻulaʻula melemele a i ʻole ʻulaʻula ʻulaʻula, ʻo ia hoʻi me CI Pigment Red 49, CI Pigment Orange 17, etc.

3. Hoʻohana i ka ʻoihana ʻala
ʻO nā ethers o 2-naphthol ka ʻala o ka pua ʻalani a me ka ʻūhini pua, me kahi ʻala palupalu, a hiki ke hoʻohana ʻia i mea hoʻoponopono no ke kopa, ka wai halepaku a me nā mea ʻē aʻe a me kekahi mau mea ʻala. Eia kekahi, loaʻa iā lākou kahi kiʻekiʻe o ka paila a me ka volatility haʻahaʻa, no laila ʻoi aku ka maikaʻi o ka hopena mālama ʻala.
Hiki ke loaʻa nā ethers o 2-naphthol, me ka methyl ether, ethyl ether, butyl ether a me benzyl ether, ma ka hopena o 2-naphthol a me nā ʻawaʻawa like ʻole ma lalo o ka hana a nā catalysts acid, a i ʻole 2-naphthol a me nā esters sulfate e pili ana a i ʻole Derived. mai ka hopena o nā hydrocarbons halogenated.

4. Hoʻohana i ka lāʻau lapaʻau
Loaʻa iā 2-Naphthol ka nui o nā noi i ka ʻoihana lāʻau lapaʻau, a hiki ke hoʻohana ʻia ma ke ʻano he kumu no nā lāʻau lapaʻau a i ʻole nā ​​​​mea waena.
1. Naproxen
ʻO Naproxen kahi lāʻau antipyretic, analgesic a anti-inflammatory.
ʻO ke ʻano o ka synthesis o naproxen penei: 2-naphthol ka methylated a acetylated e loaʻa ai ka 2-methoxy-6-naphthophenone. 2-Methoxy-6-naphthalene ethyl ketone ua brominated, ketalized, rearranged, hydrolyzed, a acidified e loaa naproxen.

2. Naphthol caprylate
Hiki ke hoʻohana ʻia ka Naphthol octanoate ma ke ʻano he reagent no ka ʻike wikiwiki ʻana iā Salmonella. Loaʻa ke ʻano synthesis o ka naphthol octanoate ma ka hopena o ka octanoyl chloride a me 2-naphthol.

3. Aakika Pamoic
ʻO ka Pamoic acid kahi ʻano o ka lāʻau lapaʻau waena, hoʻohana ʻia e hoʻomākaukau e like me triptorelin pamoate, pyrantel pamoate, octotel pamoate a pēlā aku.
ʻO ke ʻano o ka synthesis o ka waika pamoic penei: Hoʻomākaukau ʻo 2-naphthol i ka 2,3 acid, 2,3 acid a me formaldehyde i hana ʻia ma lalo o ka catalysis o ka waika e hoʻohuihui i ka waikawa pamoic e loaʻa ai ka waikawa pamoic.
ʻElima, noiʻi mahiʻai
Hiki ke hoʻohana ʻia ʻo 2-Naphthol i ka mahiʻai e hana i ka herbicide naprolamine, mea hoʻoponopono ulu ulu 2-naphthoxyacetic acid a pēlā aku.

1. Naprotamine
Naprolamine inoa kemika: 2-(2-naphthyloxy) propionyl propylamine, ʻo ia ka lāʻau lapaʻau ʻano hormone mea kanu mua i loaʻa ka naphthyloxy e hoʻomohala ʻia. Loaʻa iā ia nā mea maikaʻi aʻe: ka hopena weeding maikaʻi, ākea ākea ākea, palekana i nā kānaka, nā holoholona a me nā holoholona wai, a me ka wā paʻa lōʻihi. I kēia manawa, ua hoʻohana nui ʻia ma Iapana, South Korea, Taiwan, Southeast Asia a me nā ʻāina a me nā ʻāina ʻē aʻe.
ʻO ke ʻano hana synthesis o ka naphthylamine: α-chloropropionyl chloride reacts me aniline e hana i ka α-chloropropionylanilide, a laila loaʻa ʻia e ka condensation me 2-naphthol.

2. 2-Naphthoxyacetic acid
ʻO 2-Naphthoxyacetic acid kahi ʻano hou o ka mea hoʻoponopono ulu ulu, nona nā hana e pale ai i ka hāʻule ʻana o ka pua a me ka hua, hoʻonui i ka hua, hoʻomaikaʻi i ka maikaʻi a me ka oʻo mua. Hoʻohana nui ʻia e hoʻoponopono i ka ulu ʻana o ka pineapple, apple, tomato a me nā mea kanu ʻē aʻe a hoʻonui i ka nui o ka hua.
ʻO ke ʻano o ka synthesis o 2-naphthoxyacetic acid ʻo ia: halogenated acetic acid a me 2-naphthol i condensed ma lalo o nā kūlana alkaline, a laila loaʻa ma ka acidification.

6. Hoʻohana i ka ʻoihana mea polymer

1, 2, 6 waika

2,6 acid inoa kemika: 2-hydroxy-6-naphthoic acid, ʻo kāna ʻano hana synthesis: 2-naphthol reacts me ka potassium hydroxide, dehydrated ma lalo o ke kaomi hoʻemi e loaʻa ai ka potassium 2-naphthol, a laila hana me CO2 e loaʻa ai ka 2-naphthalene. ʻO Phenol a me 2,6 acid potassium paʻakai, e wehe i ka 2-naphthol a me ka acidify e loaʻa ai ka 2,6 acid. I kēia manawa, ʻo kāna ʻano hana synthesis ka nui o ke ʻano solid-phase a me ke ʻano solvent, a ʻo ke ʻano o ka solvent i kēia manawa he ʻano hoʻomohala nui.
ʻO ka waikawa 2,6 he mea koʻikoʻi koʻikoʻi koʻikoʻi no ka ʻenekinia plastics, nā puaʻa kūlohelohe, nā mea aniani wai, a me ka lāʻau lapaʻau, ʻoi aku hoʻi ma ke ʻano he monomer no nā mea synthetic pale wela. ʻO nā polymers pale wela kiʻekiʻe i hana ʻia me ka 2,6 acid e like me ka hoʻohana nui ʻana o nā mea maka i loko o ka ʻoihana waiwai kristal wai.
Ua hoʻomohala ʻo Suzhou Lintong Dyestuff Chemical Co., Ltd. i ka waikawa polymer-grade 2,6 e pili ana i ka ʻenehana o 2,3 acid, a ua hoʻonui nui ʻia kāna huahana. I kēia manawa, ua lilo ka 2,6 acid i kekahi o nā huahana nui o ka hui.

2. 2-Naphthylthiol

Hiki ke hoʻohana ʻia ʻo 2-Naphthylthiol e like me ka plasticizer i ka wā e hoʻomaʻamaʻa ai i ka lāʻau i loko o kahi wili hāmama, hiki ke hoʻomaikaʻi i ka hopena o ka mastication, hoʻopōkole i ka manawa mastication, mālama i ka uila, hoʻemi i ka hoʻihoʻi elastic, a hoʻemi i ka shrinkage rubber. Hiki ke hoʻohana ʻia e like me ka intersecting regeneration activator a me ka antioxidant.
ʻO ke ʻano hana synthesis o 2-naphthylthiol penei: Hoʻopili ʻia ka 2-naphthol me ka dimethylaminothioformyl chloride, a laila hoʻomehana ʻia a loaʻa mai e ka acidic hydrolysis.

3. Rubber antioxidant

3.1 Mea kūʻē i ka ʻelemakule D
Anti-aging agent D, i ʻike ʻia he anti-aging agent D, inoa kemika: N-phenyl-2-naphthylamine. ʻO kahi antioxidant kumu nui no ka lāʻau kūlohelohe a me ka synthetic rubber, i hoʻohana ʻia i ka hana ʻana i nā huahana ʻoihana e like me nā kaila, nā lipine, a me nā kāmaʻa.
ʻO ke ʻano synthesis o antioxidant D ʻo ia: 2-naphthol pressurized ammonolysis e loaʻa ai ka 2-naphthylamine, a laila loaʻa ma ka condensation me ka benzene halogenated.

3.2. Mea kūʻē i ka ʻelemakule DNP
ʻO ka lāʻau anti-aging DNP, inoa kemika: N, N-(β-naphthyl) p-phenylenediamine, he kaulahao e hoʻopau ai i ke ʻano anti-aging agent a me ka mea hoʻohui metala. Hoʻohana nui ʻia ʻo ia ma ke ʻano he anti-aging agent no nā kaula pilahi nylon a me ka nylon, uea a me nā kaula insulation cable e pili ana i nā core keleawe, a me nā huahana ʻē aʻe.
ʻO ke ʻano hana synthesis o ka DNP anti-aging agent: p-phenylenediamine a me ka 2-naphthol wela a me ka papaʻaina emi.

4. Phenolic a me ka epoxy resin
Hoʻohana pinepine ʻia nā resins Phenolic a me epoxy i nā mea ʻenehana i ka ʻoihana. Ua hōʻike ʻia nā haʻawina i loaʻa nā resins phenolic a me epoxy ma ka hoʻololi ʻana a i ʻole ka hoʻololi ʻana i ka phenol me 2-naphthol i ʻoi aku ka kiʻekiʻe o ka wela a me ka pale wai.