rongo

Ko te 2-Naphthol, e mohiotia ana ko β-naphthol, acetonaphthol, 2-hydroxynaphthalene ranei, he tawerewere kanapa ma, he paura ma ranei.Ko te kiato he 1.28g/cm3.Ko te ira whakarewa he 123~124℃, ko te ira koropuke he 285~286℃, ko te ira hiko he 161℃.He muramura, a ka pouri te tae i muri i te rokiroki mo te wa roa.Te whakamahana ma te whakamahana, te kakara reka.Karekau ki te wai, ka whakarewahia i roto i nga whakarewa pararopi me nga wairewa kawakore.

2. Te tono i roto i te ahumahi tae me te poaka
Ko nga waikano me nga takawaenga pigment te waahi kai nui rawa atu o te 2-naphthol i taku whenua.Ko te take nui ko te whakaputanga o nga waikano takawaenga kua whakawhitia puta noa i te ao, penei i te waikawa 2, 3, waikawa J, waikawa gamma, waikawa R, chromophenol AS Ko enei nga hua nui o taku whenua ki te kaweake takawaenga, me te nui atu o nga kaute o te pukapuka kaweake. haurua o te katoa o nga whakaputanga o roto.I tua atu i te whakahiatotanga o nga waikano me nga takawaenga poaka, ka taea hoki te whakamahi 2-naphthol hei moiety azo ki te tauhohe me nga pūhui diazonium ki te whakarite waikano.

1, 2, 3 waikawa
2,3 ingoa matū waikawa: 2-hydroxy-3-naphthoic waikawa, tona tikanga whakahiato ko: 2-naphthol tauhohe ki te konutai waihā, dehydrated i raro i te pēhanga whakaiti ki te tiki konutai 2-naphtholate, a ka tauhohe ki CO2 ki te whiwhi 2-naphthalene Phenol me te 2,3 konutai tote, tangohia te 2-naphthol me te waikawa kia whiwhi 2,3 waikawa.I tenei wa, ko ona tikanga whakahiato te nuinga o te tikanga toka-waahanga me te tikanga whakarewa, a ko te tikanga whakarewa o naianei he ahua whanaketanga nui.
Ko nga poaka o te roto me te 2,3 waikawa hei waahanga hono.Ko te tikanga whakahiato o tenei momo whakangakau ko te hanga tuatahi i nga wahanga diazonium ki nga tai diazonium, takirua ki te 2,3 waikawa, katahi ka whakamahi i te whakarewa kawakore me nga tote whakarewa o te whenua kawakore ki te whakakotahi Ka huri hei waikano roto korekore.Ko te tuāwhiorangi tae matua o te 2,3 waikawa roto pigment he marama whero.Penei: CI Pigment Whero 57: 1, CI Pigment Whero 48: 1 me etahi atu.
2,3 waikawa e whakamahia whānuitia ana i roto i te whakahiatotanga o nga waikano hukapapa raupapa naphthol.I roto i te 1992 "Destuff Index", e 28 nga naphthas i whakahiatotia me te 2,3 waikawa.
Ko nga raupapa Naphthol AS he whakangao azo me nga waahanga hono.Ko te tikanga whakahiato o tenei momo poaka ko te hanga tuatahi i nga waahanga diazonium ki nga tote diazonium ka honoa ki nga pärönaki raupapa naphthol AS, penei i runga i te mowhiti kakara o te wahanga diazonium.Kei roto anake te alkyl, te halogen, te nitro, te alkoxy me etahi atu roopu, katahi i muri i te tauhohenga, ko te raupapa naphthol AS noa ko te waahanga hono o te pigment azo, penei i te mowhiti kakara o te waahanga diazo kei roto ano he roopu waikawa sulfonic , Honoa ki Naphthol AS pärönaki pärönaki, a ka whakamahi i te whakarewa kawakore me te tote whakarewa whenua kawakore ki te huri hei waikano roto korekore.
I timata a Suzhou Lintong Dyestuff Chemical Co., Ltd. ki te whakaputa waikawa 2,3 i nga tau 1980.I muri i nga tau o te whakawhanaketanga, kua waiho hei kaihanga nui rawa atu o te whare me te ao o te 2,3 waikawa.

2. Tobias waikawa
Tobias acid ingoa matū: 2-aminonaphthalene-1-sulfonic acid.Ko te tikanga whakahiato e whai ake nei: 2-naphthol sulfonation ki te whiwhi 2-naphthol-1-sulfonic acid, te ammoniation ki te whiwhi 2-naphthylamine-1-konutai sulfonate, me te rerenga waikawa ki te whiwhi waikawa Tobic.Ko te waikawa Tobic sulfonated ka whakangaohia ki te whiwhi i te waikawa Tobic sulfonated (2-naphthylamine-1,5-disulfonic acid).
Ka taea te whakamahi i te waikawa Tobias me ona hua ki te whakaputa waikano penei i te Chromol AS-SW, Reactive Red K1613, Lithol Scarlet, Reactive Brilliant Red K10B, Reactive Brilliant Red K10B, Reactive Brilliant KE-7B, me nga poaka pera i te Organic Violet Red

3. J waikawa
Ingoa matū o te waikawa J: 2-Amino-5-naphthol-7-sulfonic acid, ko tana tikanga whakahiato: Ko te waikawa Toubic ka whakangotehia i te teitei me te iti o te pāmahana, ka whakamarohia me te tote ki roto i te reo waikawa kia whiwhi 2-naphthylamine-5,72 Te waikawa sulfonic, katahi ka whakakorehia, te whakakotahitanga alkali, te waikawa kia whiwhi J waikawa.Ka tauhohe te waikawa J ki te whiwhi i nga hua o te waikawa J penei i te waikawa N-aryl J, te waikawa bis J, me te waikawa ngangana.
Ka taea e te waikawa J me ona pärönaki te whakaputa i nga momo waikano waikawa, waikano totika ranei, waikano tauhohenga me te waikano reactive, penei: Waiwai Waiwai 2R, Waiwai Waiwai Weak PL, Mawhero Tiaki, Waikano Mawhero Tiaki NGB, aha atu.

4. G tote
G ingoa matū tote: 2-naphthol-6,8-disulfonic acid dipotassium tote.Ko tana tikanga whakahiato: 2-naphthol sulfonation me te tote.Ka taea hoki te rewa te tote G, te whakakotahi i te kawakore, te whakakore, me te tote kia puta te tote G dihydroxy G.
Ka taea te whakamahi i te tote G me ona hua ki te whakaputa i nga takawaenga waikano waikawa, penei i te karaka waikawa G, te waikawa ngangana GR, te ngangana waikawa ngoikore FG, aha atu.

5. R tote
R ingoa matū tote: 2-naphthol-3,6-disulfonic acid disodium tote, tona tikanga whakahiato: 2-naphthol sulfonation, tote ki waho.Ka taea hoki te rewa te tote G, te whakakotahi i te kawakore, te whakakore, me te tote kia whiwhi ai te tote R dihydroxy.
Ka taea te hanga te tote R me nga pärönaki: Direct Light Fast Blue 2RLL, Reactive Red KN-5B, Reactive Red Violet KN-2R, etc.

6, 1,2,4 waikawa
1,2,4 ingoa matū waikawa: 1-amino-2-naphthol-4-sulfonic acid, tona tikanga whakahiato ko: 2-naphthol kua rewa ki te konutai waikawa, nitrosated ki te konutai nitrite, ka konatunatua ki te taikaha konutai sulfite Tauhohenga, ka mutu te waikawa me te wehe kia whiwhi ai i te hua.1,2,4 waikawa diazotization ki te whiwhi 1,2,4 waikawa waikawa tinana.
Ka taea te whakamahi 1,2,4 waikawa me nga pärönaki mo: waikawa mordant pango T, waikawa mordant pango R, etc.

7. Te waikawa Chevron
Ko te ingoa matū o te waikawa Chevroic: 2-naphthol-6-sulfonic acid, me tona tikanga whakahiato: 2-naphthol sulfonation me te tote.
Ka taea te whakamahi waikawa Chevroic ki te hanga waikano waikawa me te tae kai kia kowhai te ra.

8, waikawa gamma
Te ingoa matū waikawa Gamma: 2-amino-8-naphthol-6-sulfonic acid, ko tana tikanga whakahiato: Ka taea hoki te tote G ma te whakarewa, te whakarewa alkali, te whakakore, te ammoniating, me te rerenga waikawa.
Ka taea te whakamahi i te waikawa gamma ki te hanga LN pango tika, GF tan tere tere, GF pungarehu tere tika me etahi atu.

9. Te tono hei waahanga hono
Ko te tikanga whakahiato o tenei momo poaka ko te hanga tuatahi i te wahanga diazonium hei tote diazonium ka honoa ki te β-naphthol.Hei tauira, ko te mowhiti kakara o te waahanga diazonium he alkyl, halogen, nitro, alkoxy me etahi atu roopu anake.I muri i te tauhohenga, ka whiwhi te β-naphthol azo pigment.Hei tauira, kei roto ano i te mowhiti kakara o te wahanga diazo he roopu waikawa sulfonic, ka honoa ki te β-naphthol, katahi ka taea te whakamahi i nga tote whakarewa alkali me nga tote whakarewa o te whenua kawakore ki te huri.
Ko te β-naphthol azo pigment he whero me te karaka te nuinga.Pērā i te CI Pigment Whero 1,3,4,6 me CI Pigment Orange 2,5.Ko te tuāwhiorangi tae matua o te β-naphthol roto pigment he kowhai marama whero, puru whero ranei, te nuinga tae atu CI Pigment Whero 49, CI Pigment Orange 17, etc.

3. Te tono i roto i te ahumahi hinu kakara
Ko nga ethers o te 2-naphthol he kakara o te puawai karaka me te puawai mawhitiwhiti, me te kakara ngawari, a ka taea te whakamahi hei whakatika mo te hopi, te wai wharepaku me etahi atu essences me etahi mea kakara.I tua atu, he teitei ake to ratou ira koropuputanga me te pähekeheke iti, no reira he pai ake te hua tiaki kakara.
Ko nga etera o te 2-naphthol, tae atu ki te methyl ether, ethyl ether, butyl ether me te benzyl ether, ka taea te tiki mai i te tauhohenga o te 2-naphthol me nga waipiro e rite ana i raro i te mahi a te waikawa waikawa, te 2-naphthol me nga haukawa sulfate e rite ana ranei i Taketake. mai i te tauhohenga o te hauwai waro.

4. Te tono i roto i te rongoa
Ko te 2-Naphthol he maha ano nga tono i roto i te umanga rongoa, ka taea te whakamahi hei rauemi mata mo nga raau taero e whai ake nei, nga takawaenga ranei.
1. Naproxen
Ko te Naproxen he rongoa antipyretic, analgesic me te whakamomori.
Ko te tikanga whakahiato o te naproxen e whai ake nei: Ko te 2-naphthol te methylated me te acetylated ki te whiwhi 2-methoxy-6-naphthophenone.Ko te 2-Methoxy-6-naphthalene ethyl ketone he brominated, he ketalized, he whakatikatika, he hydrolyzed, me te waikawa kia whiwhi naproxen.

2. Naphthol caprylate
Ka taea te whakamahi naphthol octanoate hei reagent mo te kitenga tere o Salmonella.Ko te tikanga whakahiato o te naphthol octanoate ka whiwhi i te hohenga o te octanoyl chloride me te 2-naphthol.

3. Te waikawa Pamoic
Ko te waikawa Pamoic he momo takawaenga rongoa, ka whakamahia hei whakarite penei i te triptorelin pamoate, pyrantel pamoate, octotel pamoate me etahi atu.
Ko te tikanga whakahiato o te waikawa pamoic e whai ake nei: Ko te 2-naphthol te whakarite 2,3 waikawa, 2,3 waikawa me te formaldehyde ka tauhohehia i raro i te catalysis o te waikawa ki te whakakoi i te waikawa pamoic kia whiwhi waikawa pamoic.
Te rima, nga tono ahuwhenua
Ka taea hoki te whakamahi i te 2-Naphthol i roto i nga mahi ahuwhenua ki te hanga i te naprolamine herbicide, te kaiwhakahaere tipu tipu 2-naphthoxyacetic waikawa me etahi atu.

1. Naprotamine
Te ingoa matū o te Naprolamine: 2-(2-naphthyloxy) propionyl propylamine, koinei te tipu tuatahi o te momo homone otaota kei roto i te naphthyloxy ka whakawhanakehia.Ko nga painga e whai ake nei: te pai o te mahi taru, te whanui patu taru, te haumaru ki te tangata, te kararehe me te kararehe wai, me te wa roa.I tenei wa, kua whakamahia nuitia i Japan, South Korea, Taiwan, Tonga Asia me etahi atu whenua me nga rohe.
Ko te tikanga whakahiato o te naphthylamine ko: ka tauhohe te α-chloropropionyl chloride ki te aniline ki te hanga i te α-chloropropionylanilide, katahi ka riro mai ma te toha ki te 2-naphthol.

2. 2-Naphthoxyacetic acid
Ko te waikawa 2-Naphthoxyacetic he momo hou o te tipu tipu, he mahi hei aukati i te hinga o te puawai me te hua, te whakanui ake i te hua, te whakapai ake i te kounga me te pakeketanga o mua.Ko te nuinga o te waa ki te whakahaere i te tipu o te pineapa, te aporo, te tomato me etahi atu tipu me te whakanui ake i te tere o te hua.
Ko te tikanga whakahiato o te waikawa 2-naphthoxyacetic ko: ko te waikawa acetic halogenated me te 2-naphthol ka whakapoapoa i raro i nga tikanga kawakore, katahi ka whiwhi ma te waikawa.

6. Te tono i roto i te ahumahi rauemi polymer

1, 2, 6 waikawa

2,6 ingoa matū waikawa: 2-hydroxy-6-naphthoic acid, tona tikanga whakahiato ko: 2-naphthol tauhohe ki te pāhare waihā, dehydrated i raro i te pēhanga whakaiti ki te whiwhi pāhare pāporo 2-naphthol, a ka tauhohe ki CO2 ki te whiwhi 2-naphthalene Phenol me te tote pāhare pāporo waikawa 2,6, tangohia te 2-naphthol me te waikawa kia whiwhi 2,6 waikawa.I tenei wa, ko ona tikanga whakahiato te nuinga o te tikanga toka-waahanga me te tikanga whakarewa, a ko te tikanga whakarewa o naianei he ahua whanaketanga nui.
Ko te waikawa 2,6 he takawaenga waro nui mo nga kirihou miihini, nga whakangao waro, nga rawa karaihe wai, me te rongoa, ina koa he monomer mo nga taonga waihanga-a-te-mahana.Ko nga polymers atete teitei i hangaia me te waikawa 2,6 na te mea kei te whakamahia nga rauemi mata i roto i te ahumahi rauemi karaihe wai.
Kua whakawhanakehia e Suzhou Lintong Dyestuff Chemical Co., Ltd. te waikawa polymer-grade 2,6 i runga i te hangarau o te waikawa 2,3, a kua piki haere tona putanga.I tenei wa, ko te waikawa 2,6 tetahi o nga hua matua o te kamupene.

2. 2-Naphthylthiol

Ka taea te whakamahi i te 2-Naphthylthiol hei kirihou i te wa e tarai ana i te rapa i roto i te mira tuwhera, ka taea te whakapai ake i te painga o te mastication, te whakapoto i te wa mastication, te whakaora i te hiko, te whakaiti i te whakaora elastic, me te whakaiti i te whakahekenga rapa.Ka taea hoki te whakamahi hei whakahoaho whakahuri me te antioxidant.
Ko te tikanga whakahiato o te 2-naphthylthiol e whai ake nei: Ka tauhohehia te 2-naphthol ki te dimethylaminothioformyl chloride, ka whakamahana ka whiwhi i te waikawa waikawa.

3. Rubber antioxidant

3.1 Kaituku whakakeke D
Ko te kaihoko anti-pakeke D, e mohiotia ana ko te kaihoko anti-aging D, ingoa matū: N-phenyl-2-naphthylamine.He antioxidant whai tikanga mo te rapa taiao me te rapa waihanga, e whakamahia ana ki te hanga i nga hua ahumahi penei i nga potae, riipene, me nga hu rapa.
Ko te tikanga whakahiato o te antioxidant D ko: 2-naphthol pressurized ammonolysis ki te whiwhi 2-naphthylamine, katahi ka riro mai ma te condensation me te benzene halogenated.

3.2.DNP kaihoko anti-pakeke
Ko te DNP te kaihoko anti-pakeke, te ingoa matū: N, N-(β-naphthyl) p-phenylenediamine, he momo wehenga mekameka e mutu ana te momo kaihoko anti-pakeke me te kaihoko whakahiato whakarewa.Kei te whakamahia te nuinga hei kaihoko anti-pakeke mo nga nylon me te nylon taura tupare, waea me te taura rapa rapa e pa ana ki nga matua parahi, me etahi atu hua rapa.
Ko te tikanga whakahiato o te DNP kaihoko anti-pakeke ko: p-phenylenediamine me te whakamahana 2-naphthol me te tepu whakaheke.

4. Phenolic me te epoxy resin
Ko nga kapia phenolic me te epoxy e whakamahia nuitia ana i nga taonga miihini i roto i te umanga.Kua whakaatuhia e nga rangahau ko nga kapia phenolic me te epoxy ka riro ma te whakakapi, ki te whakakapi i tetahi waahanga ranei i te phenol me te 2-naphthol he teitei ake te wera me te wai.


Wā tuku: Maehe-08-2021