ʻO 2-Naphthol, i ʻike ʻia hoʻi ʻo β-naphthol, acetonaphthol a i ʻole 2-hydroxynaphthalene, he mau ʻāpana keʻokeʻo ʻālohilohi a i ʻole ka pauka keʻokeʻo. ʻO ka nui o ka density he 1.28g/cm3. ʻO ke kiko heheʻe he 123～124℃, ʻo ke kiko paila he 285～286℃, a ʻo ke kiko flash he 161℃. He mea lapalapa ia, a e lilo ke kala i ʻeleʻele ma hope o ka mālama lōʻihi. Sublimation ma ka hoʻomehana ʻana, ʻala ʻawaʻawa. ʻAʻole hiki ke hoʻoheheʻe ʻia i ka wai, hoʻoheheʻe ʻia i nā mea hoʻoheheʻe organik a me nā hopena alkaline.

2. Hoʻohana ʻia ma ka ʻoihana kala a me ka pigment
ʻO nā mea hoʻoluʻu a me nā mea hoʻohuihui pigment ka wahi hoʻohana nui loa o 2-naphthol ma koʻu ʻāina. ʻO ke kumu nui, ua hoʻoili ʻia ka hana ʻana o nā mea hoʻohuihui dye ma ka honua holoʻokoʻa, e like me 2, 3 acid, J acid, gamma acid, R acid, chromophenol AS. ʻO kēia nā huahana hoʻokuʻu aku koʻikoʻi o koʻu ʻāina, a ʻoi aku ka nui o ka hoʻokuʻu aku ma mua o ka hapalua o ka huina o ka hana kūloko. Ma waho aʻe o ka synthesis o nā dyes a me nā mea hoʻohuihui pigment, hiki ke hoʻohana ʻia ka 2-naphthol ma ke ʻano he ʻāpana azo e hana me nā pūhui diazonium e hoʻomākaukau i nā dyes.

1, 2, 3 waikawa
ʻO ka inoa kemika o ka waikawa 2,3: 2-hydroxy-3-naphthoic acid, ʻo kāna ʻano hana synthesis: Hoʻopili ka 2-naphthol me ka sodium hydroxide, hoʻomaloʻo ʻia ma lalo o ke kaomi haʻahaʻa e loaʻa ai ka sodium 2-naphtholate, a laila hoʻopili me CO2 e loaʻa ai ka 2-naphthalene Phenol a me ka paʻakai sodium 2,3, wehe i ka 2-naphthol a acidify e loaʻa ai ka waikawa 2,3. I kēia manawa, ʻo kāna mau ʻano hana synthesis e komo pū me ke ʻano pae paʻa a me ke ʻano hoʻoheheʻe, a ʻo ke ʻano hoʻoheheʻe o kēia manawa kahi ʻano hoʻomohala nui.
ʻO nā pigment loko me nā waikawa 2,3 e like me nā ʻāpana hoʻopili. ʻO ke ʻano hana o kēia ʻano pigment, ʻo ia ka hana mua ʻana i nā ʻāpana diazonium i loko o nā paʻakai diazonium, hoʻopili me nā waikawa 2,3, a laila e hoʻohana i ka metala alkali a me nā paʻakai metala alkaline honua e hui pū. Hoʻololi ʻia ia i mau dyes loko hiki ʻole ke hoʻoheheʻe ʻia. ʻO ke kala nui o ka pigment loko 2,3 waikawa he kukui ʻulaʻula. E like me: CI Pigment Red 57:1, CI Pigment Red 48:1 a pēlā aku.
Hoʻohana nui ʻia nā waikawa 2,3 i ka hana ʻana o nā dyes hau naphthol. Ma ka "Dyestuff Index" o 1992, aia he 28 mau naphthas i hana ʻia me 2,3 mau waikawa.
ʻO nā moʻo Naphthol AS he mau pigments azo me nā ʻāpana hoʻopili. ʻO ke ʻano hana o kēia ʻano pigment, ʻo ia ka hana mua ʻana i nā ʻāpana diazonium i loko o nā paʻakai diazonium a hoʻopili iā lākou me nā derivatives moʻo naphthol AS, e like me ke apo ʻala o ka ʻāpana diazonium. Loaʻa wale nō ka alkyl, halogen, nitro, alkoxy a me nā hui ʻē aʻe, a laila ma hope o ka hopena, ʻo ka moʻo naphthol AS maʻamau ka ʻāpana hoʻopili o ka pigment azo, e like me ke apo ʻala o ka ʻāpana diazo aia pū kekahi hui waikawa sulfonic, Hoʻopili ʻia me nā derivatives moʻo Naphthol AS, a laila hoʻohana i ka metala alkali a me nā paʻakai metala alkaline honua e hoʻololi iā ia i mau dyes loko wai hiki ʻole ke hoʻoheheʻe ʻia.
Ua hoʻomaka ʻo Suzhou Lintong Dyestuff Chemical Co., Ltd. e hana i ka 2,3 acid i nā makahiki 1980. Ma hope o nā makahiki o ka hoʻomohala ʻana, ua lilo ia i mea hana nui loa o ka 2,3 acid ma ka home a me ka honua.

2. ʻAkika Tobias
ʻO ka inoa kemika o ka waikawa Tobias: 2-aminonaphthalene-1-sulfonic acid. Penei ke ʻano hana: 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 hoʻoheheʻe ʻakika e loaʻa ai ka waikawa Tobic. Hoʻohuihui ʻia ka waikawa Tobic sulfonated e loaʻa ai ka waikawa Tobic sulfonated (2-naphthylamine-1,5-disulfonic acid).
Hiki ke hoʻohana ʻia ka waikawa Tobias a me kāna mau mea i loaʻa mai e hana i nā kala 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 pigments e like me Organic Violet Red.

3. ʻakika J
ʻO ka inoa kemika o ka waikawa J: 2-Amino-5-naphthol-7-sulfonic acid, ʻo kāna ʻano hana: Hoʻoheheʻe ʻia ka waikawa Toubic i ka mahana kiʻekiʻe a me ka haʻahaʻa, hydrolyzed a paʻakai ʻia i loko o ka medium acidic e loaʻa ai ka 2-naphthylamine-5,72 Sulfonic acid, a laila neutralization, alkali fusion, acidification e loaʻa ai ka waikawa J. Hoʻihoʻi ka waikawa J i ka loaʻa ʻana o nā derivatives waikawa J e like me ka waikawa N-aryl J, ka waikawa bis J, a me ka waikawa ʻulaʻula.
Hiki i ka waikawa J a me kāna mau mea i loaʻa mai ke ʻano o nā kala waikawa a pololei paha, nā kala reactive a me nā mea reactive, e like me: Acid Violet 2R, Weak Acid Purple PL, Direct Pink, Direct Pink Purple NGB, a pēlā aku.

4. Paʻakai G
ʻO ka inoa kemika o ka paʻakai G: 2-naphthol-6,8-disulfonic acid dipotassium salt. ʻO kāna ʻano hana: 2-naphthol sulfonation a me ka salting out. Hiki ke hoʻoheheʻe ʻia ka paʻakai G, hoʻohuihui alkali, neutralized, a paʻakai i waho e loaʻa ai ka paʻakai dihydroxy G.
Hiki ke hoʻohana ʻia ka paʻakai G a me kāna mau mea i loaʻa mai e hana i nā mea waena o ka waihoʻoluʻu waikawa, e like me ka ʻalani waikawa G, ka ʻulaʻula waikawa GR, ka ʻulaʻula waikawa nāwaliwali FG, a pēlā aku.

5. Paʻakai R
ʻO ka inoa kemika o ka paʻakai R: 2-naphthol-3,6-disulfonic acid disodium salt, ʻo kāna ʻano hana: 2-naphthol sulfonation, salting out. Hiki ke hoʻoheheʻe ʻia ka paʻakai G, hoʻohuihui alkali, neutralized, a paʻakai i waho e loaʻa ai ka paʻakai dihydroxy R.
Hiki ke hana ʻia ka paʻakai R a me nā mea i loaʻa mai: Direct Light Fast Blue 2RLL, Reactive Red KN-5B, Reactive Red Violet KN-2R, a pēlā aku.

6, 1,2,4 waikawa
ʻO ka inoa kemika o ka waikawa 1,2,4: 1-amino-2-naphthol-4-sulfonic acid, ʻo kāna ʻano hana: ua hoʻoheheʻe ʻia ka 2-naphthol i loko o ka sodium hydroxide, nitrosated me ka sodium nitrite, a laila hui pū ʻia me ka sodium sulfite keu. ʻO ka hopena, ʻo ka acidification a me ka hoʻokaʻawale ʻana e loaʻa ai ka huahana. 1,2,4 acid diazotization e loaʻa ai ke kino oxide waikawa 1,2,4.
Hiki ke hoʻohana ʻia nā waikawa 1,2,4 a me nā mea i loaʻa no: ka waikawa mordant ʻeleʻele T, ka waikawa mordant ʻeleʻele R, a pēlā aku.

7. ʻAkika Chevron
ʻO ka inoa kemika o ka waikawa Chevroic: 2-naphthol-6-sulfonic acid, a ʻo kāna ʻano hana: 2-naphthol sulfonation a me ka hoʻopaʻakai ʻana.
Hiki ke hoʻohana ʻia ka waikawa Chevroic e hana i nā kala ʻakika a me ka kala meaʻai melemele napoʻo.

8, waikawa gamma
ʻO ka inoa kemika o ka waikawa Gamma: 2-amino-8-naphthol-6-sulfonic acid, ʻo kāna ʻano hana: Hiki ke loaʻa ka paʻakai G ma ka hoʻoheheʻe ʻana, ka hoʻoheheʻe ʻana o ka alkali, ka neutralization, ka ammoniating, a me ka hoʻoheheʻe ʻakika.
Hiki ke hoʻohana ʻia ka waikawa gamma e hana i ka LN ʻeleʻele pololei, ka GF ʻeleʻele wikiwiki pololei, ka GF lehu wikiwiki pololei a pēlā aku.

9. Noi ʻia ma ke ʻano he ʻāpana hoʻopili
ʻO ke ʻano hana o kēia ʻano pigment, ʻo ia ka hana mua ʻana i ka ʻāpana diazonium i loko o ka paʻakai diazonium a hoʻopili iā ia me ka β-naphthol. No ka laʻana, ʻo ke apo ʻala o ka ʻāpana diazonium he alkyl, halogen, nitro, alkoxy a me nā hui ʻē aʻe wale nō. Ma hope o ka hopena, loaʻa ka pigment β-naphthol azo maʻamau. No ka laʻana, aia pū kekahi hui waikawa sulfonic i loko o ke apo ʻala o ka ʻāpana diazo, kahi i hoʻopili ʻia me ka β-naphthol, a laila hiki ke hoʻohana ʻia nā paʻakai metala alkali a me ka alkaline earth metal e hoʻololi iā ia i hoʻololi ʻia i loko o nā kala loko insoluble.
ʻO nā pigments β-naphthol azo he mau pigments 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 pigment β-naphthol lake he melemele ʻulaʻula māmā a i ʻole polū ʻulaʻula, ʻo ia hoʻi ʻo CI Pigment Red 49, CI Pigment Orange 17, a pēlā aku.

3. Hoʻohana ʻia ma ka ʻoihana ʻala
Loaʻa i nā ethers o 2-naphthol ke ʻala o ka pua ʻalani a me ka pua ʻūhini, me kahi ʻala palupalu, a hiki ke hoʻohana ʻia ma ke ʻano he mea hoʻopaʻa no ke kopa, ka wai lua a me nā ʻano mea ʻala ʻē aʻe a me kekahi mau mea ʻala. Eia kekahi, ʻoi aku ka kiʻekiʻe o ko lākou paila ʻana a me ka haʻahaʻa o ka volatility, 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 o ka hopena o 2-naphthol a me nā alcohols e pili ana ma lalo o ka hana o nā catalysts acid, a i ʻole 2-naphthol a me nā esters sulfate e pili ana a i ʻole i loaʻa mai ka hopena o nā hydrocarbons halogenated.

4. Hoʻohana ʻia i ka lāʻau lapaʻau
Loaʻa iā 2-Naphthol kahi ākea o nā noi i ka ʻoihana lāʻau lapaʻau, a hiki ke hoʻohana ʻia ma ke ʻano he mea maka no nā lāʻau lapaʻau a i ʻole nā ​​​​​​mea waena.
1. Naproxen
He lāʻau anti-inflammatory, antipyretic a me analgesic ka Naproxen.
ʻO ke ʻano hana o ka naproxen penei: Ua methylated ʻia ka 2-naphthol a ua acetylated ʻia e loaʻa ai ka 2-methoxy-6-naphthophenone. Ua brominated ʻia ka 2-Methoxy-6-naphthalene ethyl ketone, ketalized, hoʻonohonoho hou ʻia, hydrolyzed ʻia, a acidified ʻia e loaʻa ai ka 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 hana o ka naphthol octanoate ma o ka hopena o ka octanoyl chloride a me 2-naphthol.

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

1. Naprotamine
ʻO ka inoa kemika Naprolamine: 2-(2-naphthyloxy) propionyl propylamine, ʻo ia ka herbicide ʻano hormone mea kanu mua loa i loaʻa ka naphthyloxy. Loaʻa iā ia nā pono penei: ka hopena maikaʻi o ka weeding, ka laulā o ka pepehi ʻana i ka mauʻu, ka palekana i nā kānaka, nā holoholona a me nā holoholona wai, a me ka manawa kūpono lōʻihi. I kēia manawa, ua hoʻohana nui ʻia ma Iapana, Kōlea Hema, Taiwan, Asia Hikina Hema a me nā ʻāina a me nā wahi ʻē aʻe.
ʻO ke ʻano hana o ka naphthylamine: hana ka α-chloropropionyl chloride me ka aniline e hana i ka α-chloropropionylanilide, a laila loaʻa ma o ka condensation me 2-naphthol.

2. ʻAkika 2-Naphthoxyacetic
ʻO ka waikawa 2-Naphthoxyacetic kahi ʻano hou o ka mea hoʻoponopono ulu mea kanu, nona nā hana o ka pale ʻana i ka hāʻule ʻana o ka pua a me nā hua, hoʻonui i ka hua, hoʻomaikaʻi i ka maikaʻi a me ka oʻo mua ʻana. Hoʻohana nui ʻia ia e hoʻoponopono i ka ulu ʻana o ka paina, ʻāpala, tōmato a me nā mea kanu ʻē aʻe a hoʻonui i ka nui o ka hua.
ʻO ke ʻano hana o ka 2-naphthoxyacetic acid: ua hoʻopaʻa ʻia ka halogenated acetic acid a me ka 2-naphthol ma lalo o nā kūlana alkaline, a laila loaʻa ma o ka acidification.

6. Hoʻohana ʻia ma ka ʻoihana mea polymer

1, 2, 6 waikawa

ʻO ka inoa kemika o ka waikawa 2,6: 2-hydroxy-6-naphthoic acid, ʻo kāna ʻano hana synthesis: Hoʻopili ka 2-naphthol me ka potassium hydroxide, hoʻomaloʻo ʻia ma lalo o ke kaomi haʻahaʻa e loaʻa ai ka potassium 2-naphthol, a laila hoʻopili me CO2 e loaʻa ai ka 2-naphthalene Phenol a me ka paʻakai potassium 2,6 acid, wehe i ka 2-naphthol a acidify e loaʻa ai ka 2,6 acid. I kēia manawa, ʻo kāna mau ʻano hana synthesis e komo pū me ke ʻano pae paʻa a me ke ʻano hoʻoheheʻe, a ʻo ke ʻano hoʻoheheʻe o kēia manawa kahi ʻano hoʻomohala nui.
He mea koʻikoʻi ka waikawa 2,6 no ka hana ʻenekinia ʻana i nā plastics, nā pigments organik, nā mea kristal wai, a me nā lāʻau lapaʻau, ʻoiai hoʻi he monomer no nā mea synthetic e kū ana i ka mahana. Hoʻohana nui ʻia nā polymers kū i ka mahana kiʻekiʻe i hana ʻia me ka waikawa 2,6 ma ke ʻano he mea maka i ka ʻoihana mea kristal wai.
Ua hoʻomohala ʻo Suzhou Lintong Dyestuff Chemical Co., Ltd. i ka polymer-grade 2,6 acid e pili ana i ka ʻenehana o 2,3 acid, a ua hoʻonui mālie ʻia kāna hana. I kēia manawa, ua lilo ka 2,6 acid i hoʻokahi o nā huahana nui o ka hui.

2. 2-Naphthylthiol

Hiki ke hoʻohana ʻia ka 2-Naphthylthiol ma ke ʻano he plasticizer i ka wā e masticating rubber i loko o kahi wili hāmama, hiki ke hoʻomaikaʻi i ka hopena o ka mastication, hoʻopōkole i ka manawa mastication, mālama i ka uila, hōʻemi i ka hoʻōla elastic, a hōʻemi i ka emi ʻana o ka rubber. Hiki ke hoʻohana ʻia ma ke ʻano he intersecting regeneration activator a me antioxidant.
ʻO ke ʻano hana o 2-naphthylthiol penei: Hoʻopili ʻia ka 2-naphthol me ka dimethylaminothioformyl chloride, a laila hoʻomehana ʻia a loaʻa ma o ka hydrolysis acidic.

3. Mea hoʻoheheʻe lāʻau

3.1 Mea kū'ē i ka ʻelemakule D
ʻO ka mea pale ʻelemakule D, i ʻike ʻia hoʻi ʻo ia he mea pale ʻelemakule D, inoa kemika: N-phenyl-2-naphthylamine. He antioxidant kumu maʻamau no ka laholio kūlohelohe a me ka laholio synthetic, i hoʻohana ʻia i ka hana ʻana i nā huahana ʻoihana e like me nā kaila, nā lipine, a me nā kāmaʻa laholio.
ʻO ke ʻano hana o ka antioxidant D: 2-naphthol pressurized ammonolysis e loaʻa ai ka 2-naphthylamine, a laila loaʻa ma o ka condensation me ka benzene halogenated.

3.2. Mea kū'ē i ka ʻelemakule DNP
ʻO ka mea hoʻōki i ka ʻelemakule DNP, inoa kemika: N, N-(β-naphthyl) p-phenylenediamine, he mea hoʻōki i ka ʻelemakule ʻano hoʻopau kaulahao a me ka mea hoʻopili metala. Hoʻohana nui ʻia ia ma ke ʻano he mea hoʻōki i ka ʻelemakule no nā kaula nylon a me nā kaila nylon, nā ʻōpala insulation uea a me nā kaula e hoʻopili ana i nā ʻiwi keleawe, a me nā huahana ʻōpala ʻē aʻe.
ʻO ke ʻano hana o ka mea anti-aging DNP: p-phenylenediamine a me 2-naphthol hoʻomehana a me ka papa hoʻēmi

4. Phenolic a me ka epoxy resin
ʻO nā resins phenolic a me epoxy nā mea hana ʻenekinia i hoʻohana pinepine ʻia i ka ʻoihana. Ua hōʻike ʻia nā haʻawina he kiʻekiʻe ke kūpaʻa wela a me ke kūpaʻa wai o nā resins phenolic a me epoxy i loaʻa ma ke pani ʻana a i ʻole ke pani hapa ʻana i ka phenol me 2-naphthol.