Ma'anar Turanci: ci37500;ciazoiccouplingcomponent1;cideveloper5;ChemicalbookDeveloperA;DeveloperAMS;DeveloperBN;developera;developerams

Lambar CAS: 135-19-3
Tsarin kwayoyin halitta: C10H8O
Nauyin Kwayoyin: 144.17
Lambar EINECS: 205-182-7

Rukuni masu alaƙa:

Tsaka-tsaki; aromaticcompoments; aromaticcompets; mai ba da launi; proorthalsmallermule; enesrodfsmalls; ƙwayoyin cuta; ƙwayoyin cuta; ƙwayoyin cuta; phsensiggerprobsiesderindicators; phessitivrobsiesdendicators; phessitivrobsiesdriting; phessitivrobsidseprobsicast.

2-hanyar amfani da naphthol da hadawa

Abubuwan sinadarai:farin flakes mai sheki ko farin foda.Insoluble a cikin ruwa, mai narkewa a cikin ethanol, ether, chloroform, glycerin da alkali mafita.

Amfani:
1. Ana amfani da shi a cikin shirye-shiryen Tobias acid, J acid, 2,3 acid da azo dyes, kuma yana da kayan da ake amfani da shi don maganin antioxidants na roba, ma'adanai masu sarrafa ma'adinai, fungicides, antifungal agents, preservatives, da dai sauransu.
2. A matsayin mai kiyayewa, ƙasata ta nuna cewa ana iya amfani da ita don adana citrus, matsakaicin adadin amfani shine 0.1g/kg, kuma ragowar adadin bai wuce 70mg/kg ba.
3. Ethylnaphthol, wanda kuma aka sani da β-naphthol da 2-naphthol, shine matsakaici na mai sarrafa ci gaban shuka naphthoxyacetic acid.
4. An yi amfani da shi azaman abin adana abinci.A cewar kasarmu, ana iya amfani da ita don adana citrus.Matsakaicin adadin amfani shine 0.1g/kg, kuma ragowar adadin bai wuce 70mg/kg ba.
5. An yi amfani dashi azaman reagent na nazari, ethylene, absorbent carbon monoxide da mai nuna kyalli.
6. Muhimman kayan albarkatun halitta da masu tsaka-tsakin rini, waɗanda aka yi amfani da su wajen samar da Toubic acid, butyric acid, β-naphthol-3-carboxylic acid, kuma ana amfani da su wajen samar da wakili na anti-tsufa D, DNP wakili na anti-tsufa da sauran anti-tsufa. -masu tsufa, kwayoyin halitta pigments da fungicides Jira.
7. An yi amfani da shi a cikin shirye-shiryen Tobias acid, J acid, 2.3-acid, da kuma amfani da shi a cikin shirye-shiryen wakili na anti-tsufa D, DNP na anti-tsufa da magungunan tsufa, kwayoyin halitta da fungicides.
8. Tabbatar da bromine, chlorine, chlorate, niobium, jan karfe, nitrite da potassium.Fluorescence Chemicalbook photodetection substrate na phenolsulfonyltransferase.Ƙayyadaddun ƙayyadaddun ƙayyadaddun alamun acid-base, dyes, kwayoyin kira, allyl barasa, methanol, chloroform, da dai sauransu Carbon monoxide, ethanol absorbent, mai kyalli nuna alama.
9. Tabbatar da bromine, chlorine, chlorate, niobium, jan karfe, nitrite da potassium;ƙaddarar carbon monoxide, jan karfe, nitrite da potassium;ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙwayar allyl, methanol, chloroform, da sauransu;phenolsulfon transferase Fluorescence ma'auni substrate;ethylene absorber;mai nuna kyalli;alamar acid-base;rini tsaka-tsaki.

Hanyar samarwa:
1. Ana yin shi daga naphthalene ta hanyar sulfonation da fusion alkali.Hanyar sulfonated alkali fusion Hanyar hanya ce da ake amfani da ita sosai a gida da waje, amma tana da mummunar lalata, tsada mai tsada, da yawan amfani da iskar oxygen a cikin ruwan datti.Hanyar 2-isopropylnaphthalene da Kamfanin Cyanamide na Amurka ya haɓaka yana amfani da naphthalene da propylene a matsayin albarkatun kasa don samar da 2-naphthol a matsayin samfurin acetone.Wannan hanya tana kama da samar da phenol ta hanyar cumene.Raw kayan amfani keɓaɓɓen: mai ladabi naphthalene 1170kg/t, sulfuric acid 1080kg/t, m caustic soda 700kg/t.

2.1) Hanyar narkewar alkali sulfonated.Sanya naphthalene mai ladabi a cikin tukunyar sulfonation da zafi (narke) zuwa 140 ° C.Ƙara sau 1.085 (molar rabo) sulfuric acid mai hankali a cikin minti 20, ƙara yawan zafin jiki, kuma ajiye shi a 160-164 ° C na 2.5 hours.Sakamakon yana ƙare lokacin da abun ciki na 2-naphthalenesulfonic acid ya kai 66% ko fiye kuma jimlar acidity shine 25% -27%.Sulfony yana da ruwa a cikin tukunyar hydrolysis a 140-150 ℃ na 1h.Sa'an nan kuma a cikin tukunyar da ba za a iya cirewa ba, a shafe shi da sodium hydrogen nitrite bayani a 80-90 ° C har sai takardar gwajin jan Kongo ba ta zama shuɗi ba.Yi amfani da tururi da iska don fitar da iskar SO2, sanyi zuwa 30-40 ° C sannan tace tsotsa, wanke da ruwan gishiri 10%, sannan tace tsotsa don samun sodium 2-naphthalenesulfonate.Sanya sodium hydroxide a cikin tukunyar narkewar alkali, zafi (narke) zuwa 290 ° C, kuma ƙara sodium 2-naphthalenesulfonate a cikin kimanin 3 hours har sai abun ciki na alkali kyauta shine 5% -6%.Bayan haka, an ajiye shi a 320-330 ° C na awa 1.Ana diluted Alkali a cikin ruwa kuma a wuce SO2 a 70-80 ° C har sai phenolphthalein ba shi da launi.Ƙara ruwa zuwa tafasa da kuma wanke, cire sodium sulfite, sa'an nan kuma dehydrate da distill a karkashin rage matsi don samun gama samfurin.Jimlar yawan amfanin ƙasa shine 73% -74%.
2) Hanyar 2-isopropylnaphthalene.Littafin sinadarai, wanda ke amfani da naphthalene da propylene a matsayin albarkatun kasa, yana sake haifar da 2-naphthol a lokaci guda a matsayin samfurin acetone.

3. Hanyar shiri ita ce ƙara sulfuric acid zuwa narkar da naphthalene a 140 ° C, yin sulfonation a 162 ~ 164 ° C, hydrolyzed sulfonate, busa naphthalene kyauta, da amsa da sodium sulfite don samar da 2-naphthalenesulfonic acid sodium gishiri. .Gishiri mai ƙarfi na sodium da sodium hydroxide suna narkar da alkali a 285-320 ° C, sannan a ajiye su a 320-330 ° C na awa 1.Ana diluted alkali mai narkewa sannan a wuce shi cikin sulfur dioxide don samun acidity don samun ɗanyen samfurin, wanda aka wanke kuma ya bushe sannan a distilled don samun samfurin.

4. Hanyar narkewar alkali Sulfonation Saka naphthalene mai ladabi a cikin tukunyar sulfonation da zafi (narke) zuwa 140 ° C.Ƙara sau 1.085 (molar rabo) mai tattara sulfuric acid a cikin minti 20, ƙara yawan zafin jiki, kuma ajiye shi a 160 ~ 164 ℃ na 2.5h.Sakamakon yana ƙare lokacin da abun ciki na 2-naphthalenesulfonic acid ya kai 66% ko fiye kuma jimlar acidity shine 25% -27%.Sulfonate ana sanya shi a cikin tukunyar hydrolysis a 140 ~ 150 ℃ na 1h.Sa'an nan a cikin wani neutralization tukunya, neutralize da sodium bisulfite bayani a 80 ~ 90 ℃ har sai da Kongo ja takarda ba ya juya blue.Yi amfani da tururi da iska don fitar da iskar SO2, sanyi zuwa 30-40 ° C sannan tace tsotsa, wanke da ruwan gishiri 10%, sannan tace tsotsa don samun sodium 2-naphthalenesulfonate.Sanya sodium hydroxide a cikin tukunyar narkewar alkali, zafi (narke) zuwa 290 ° C, kuma ƙara sodium 2-naphthalenesulfonate a cikin kimanin sa'o'i 3 har sai abun ciki na alkali kyauta shine 5% zuwa 6%.Bayan haka, an ajiye shi a 320-330 ° C na awa 1.Ana diluted Alkali a cikin ruwa kuma a wuce SO2 a 70 ~ 80 ℃ har sai phenolphthalein ba shi da launi.Ƙara ruwa zuwa tafasa da kuma wanke, cire sodium sulfite, sa'an nan kuma dehydrate da distill a karkashin rage matsi don samun gama samfurin.Jimlar yawan amfanin ƙasa shine 73% zuwa 74%.Hanyar 2-isopropylnaphthalene tana amfani da naphthalene da propylene azaman albarkatun ƙasa don samar da 2-naphthol yayin da samfurin acetone.

Kayan albarkatun ƙasa:sodium hydroxide -> sulfuric acid -> nitric acid -> anhydrous sodium sulfite -> sulfur dioxide -> naphthalene -> Kongo ja gwajin takarda -> sodium bisulfite bayani -> 2-naphthalenesulfonic acid -> Phenolphthalein -> Sodium 2-naphthalenesulfonate-> Soda mai ƙarfi

Abubuwan da ke ƙasa: 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– 6-hydroxynaphthalene-2-boronic acid–>2-naphthol-3,6-disulfonic acid disodium- ->1-Naphthyldiazo-2-hydroxy-4-sulfonic acid ciki gishiri–>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 ->Matsakaici Black BL–>2-Naphthaleneboronic acid–>2-Hydroxy-1-naphthoic acid–>Sodium 6-hydroxy-2-naphthalenesulfonate–>N-phenyl-2-naphthylamine–>Synthesis Tanning wakili 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–>SWakilin Tanning na ynthetic No. 9