Ho hlophisa lintlha tsa 'mele

1. Thepa: likristale tse tsoeu ho isa ho tse khubelu, tse lefifi ka 'mala ha li bolokiloe moeeng nako e telele.

2. Boima ba 'mele (g/mL, 20/4℃): 1.181.

3. Boima ba kamano (20℃, 4℃): 1.25. 4.

Sebaka se qhibilihang (ºC):122 ~ 123. 5.

Sebaka se belang (ºC, khatellong ea sepakapaka): 285 ~ 286. 6.

6. ntlha e benyang(ºC): 153. 7. ho qhibiliha: ha ho qhibilihe.

Sollubility: ha e qhibilihe metsing a batang, ha e qhibilihe metsing a chesang, ethanol, ether, chloroform, benzene, glycerin le lye [1] .

Ho lokisa lintlha

1, Molar refractive index: 45.97

2. Molumo oa Molar (cm3 / mol): 121.9

3, molumo o khethehileng oa isotonic (90.2K): 326.1

4, tsitsipano ea sefahleho (3.0 dyne / cm): 51.0

5, Polarization karo-karolelano (0.5 10-24cm3): 18.22 [1]

Tlhaho le botsitso

edita

1. Toxicology e tšoana le phenol, 'me e senya le ho feta. Ho halefisa ka matla letlalong. E kenngoa habonolo ka letlalo. Chefo ho phallo ea mali le liphio. Ho feta moo, e ka baka tšenyo ea cornea. Leha palo e bolaeang e sa tsejoe, ho bile le linyeoe tsa lefu ho tloha ho 3 ho isa ho 4g. Lisebelisoa tsa tlhahiso li lokela ho koaloa 'me li se ke tsa lutla, 'me li lokela ho hlatsuoa ka nako e loketseng haeba li fafatsoa letlalong. Lithupelo li lokela ho kenngoe moea 'me lisebelisoa ha li na moea. Basebelisi ba tlameha ho roala lisebelisoa tse sireletsang.

2. Ho chesa, 'mala oa polokelo e telele butle-butle o fetoha o lefifi, o tsitsitse moeeng, empa ha o pepesetsoa letsatsing butle-butle o fetoha o lefifi. Sublimation ka ho futhumatsa, ka monko o halefisang oa phenol.

3. e teng ka khase ea flue. 4.

4. tharollo ea metsi e fetoha e tala ka ferric chloride [1] .

Mokhoa oa ho boloka

edita

1. E ala ka mekotla ea polasetiki, mekotla kapa mekotla e lohiloeng, boima ba net 50kg kapa 60kg mokotla ka mong.

2. polokelo le lipalangoang li lokela ho thibela mollo, ho se be le mongobo, ho thibela ho pepeseha. E bolokoa sebakeng se omileng, se nang le moea oa moea. Boloka le ho tsamaisa ho latela melao ea thepa e tukang le e chefo.

Mokhoa oa maiketsetso

edita

1. E entsoe ka naphthalene ka sulfonation le alkali melting. Ho qhibiliha ha sulfonation alkali ke mokhoa o sebelisoang haholo oa tlhahiso lapeng le kantle ho naha, empa kutu e tebile, litšenyehelo li holimo le tšebeliso ea oksijene ea baeloji ea metsi a litšila e phahame. Mokhoa oa 2-isopropylnaphthalene o entsoeng ke American Cyanamid Company o nka naphthalene le propylene e le lisebelisoa tse tala, 'me o hlahisa 2-naphthol le acetone by-products ka nako e le' ngoe, e tšoanang le nyeoe ea phenol ka mokhoa oa isopropylbenzene. Tekanyo ea tšebeliso ea thepa e tala: 1170kg/t naphthalene e ntle, 1080kg/t sulfuric acid, 700kg/t solid caustic soda.

2. Chesa naphthalene e hloekileng e qhibilihisitsoeng ho 140 ℃, ka karolelano ea naphthalene: sulfuric acid = 1: 1.085 (molar ratio), sulfuric acid ea 98% ka 20min, le sulfuric acid ea 98% ka 20min.

Karabelo e tla fela ha litaba tsa 2-naphthalenesulfonic acid li fihla kaholimo ho 66% mme acidity eohle ke 25% -27%, ebe karabelo ea hydrolysis e tla etsoa ho 160 ℃ bakeng sa 1h, naphthalenes ea mahala e tla fefoloa ke mouoane oa metsi. ho 140-150 ℃, 'me joale sekhahla se lekanyelitsoeng sa 1.14 naphthalenes se tla eketsoa butle-butle le ka ho lekana ho 80-90℃ esale pele. Tharollo ea sodium sulfite ha e sebetse ho fihlela pampiri ea teko e khubelu ea Congo e sa fetohe e putsoa. Karabelo ea khase ea sulfur dioxide e hlahisitsoeng ka nako e nepahetseng ka ho tlosoa ha mouoane, lihlahisoa tsa ho se nke lehlakore li theohile ho likristale tse pholileng tsa 35 ~ 40 ℃, li monya likristale tse tsoang sefang ka metsi a letsoai a 10%, a omileng, a kentsoeng sebakeng se qhibilihisitsoeng sa 98% sodium. hydroxide ka 300 ~ 310 ℃, susumetsang maikutlo le ho boloka 320 ~ 330 ℃, e le hore sodium 2-naphthalene sulfonate botlaaseng fused ho 2-naphthol sodium, 'me joale sebelisa metsi a chesang ho hlapolla botlaaseng qhibiliha,' me joale fetela ka holimo Neutralize the sulfur dioxide e hlahisoang ke karabelo, karabelo ea acidification ho 70 ~ 80 ℃ ho fihlela phenolphthalein e se na mebala. Lihlahisoa tsa acidification e tla ba tse sa tsitsang, karolo e ka holimo ea mokelikeli o futhumetseng ho ea ho bela, o tsitsitseng, o arotsoe ka lera le nang le metsi, sehlahisoa se se nang metsi sa 2-naphthol pele ho felloa ke metsi 'meleng, ebe decompression distillation, e ka ba sehlahisoa se hloekileng.

3. Mokhoa oa ho ntša le oa crystallization ho tlosa 1-naphthol ho 2-naphthol. Kopanya 2-naphthol le metsi ka tekanyo e itseng le mocheso ho 95 ℃, ha 2-naphthol e qhibiliha, tsosa motsoako ka matla 'me u theole mocheso ho 85 ℃ kapa joalo, pholisa sehlahisoa sa crystallized slurry ho mocheso oa kamore le sefe. Litaba tsa 1-naphthol li ka lateloa ke tlhahlobo ea bohloeki. 4.

E hlahisoa ho tloha ho 2-naphthalenesulfonic acid ka ho qhibiliha ha alkali [2].

Mokhoa oa ho boloka

edita

1. E ala ka mekotla ea polasetiki, mekotla kapa mekotla e lohiloeng, boima ba net 50kg kapa 60kg mokotla ka mong.

2. polokelo le lipalangoang li lokela ho thibela mollo, ho se be le mongobo, ho thibela ho pepeseha. E bolokoa sebakeng se omileng, se nang le moea oa moea. Boloka le ho tsamaisa ho latela melao ea thepa e tukang le e chefo.

Sebelisa

edita

1. Lisebelisoa tsa bohlokoa tsa lihlahisoa tsa tlhaho le li-intermediates tsa dae, tse sebelisoang ha ho etsoa tartaric acid, butyric acid, β-naphthol-3-carboxylic acid, 'me e sebelisoa ha ho etsoa antioxidant butyl, antioxidant DNP le li-antioxidants tse ling, li-pigments tsa tlhaho le li-fungicides.

2. E sebelisoa e le reagent bakeng sa boikemisetso ba sulfonamide le li-amine tse nkhang hamonate ka chromatography e tšesaane. E boetse e sebelisoa bakeng sa organic synthesis.

3. E sebelisetsoa ho ntlafatsa polarization ea cathodic, ho hloekisa kristale le ho fokotsa boholo ba pore ka ho penta ka tin e nang le asiti. Ka lebaka la tlhaho ea hydrophobic ea sehlahisoa sena, dikahare tse feteletseng li tla etsa hore gelatin condensation le pula e be teng, e leng se fellang ka streaks ho plating.

4. Haholo-holo e sebelisoang ho hlahisa acid ea lamunu Z, acid ea lamunu II, acid e ntšo ATT, acid mordant black T, acid mordant black A, acid mordant black R, acid complex pink B, acid complex red sootho BRRW, acid e rarahaneng e ntšo WAN , color phenol AS, colour phenol AS-D, colour phenol AS-OL, colour phenol AS-SW, active bright orange X-GN, active bright orange K-GN, active red K-1613, active red K-1613 Orange e khanyang X-GN, e sebetsang e khanyang ea lamunu K-GN. Neutral Purple BL, Neutral Black BGL, Direct Copper Salt Blue 2R, Direct Sunlight Resistant Blue B2PL, Direct Blue RG, Direct Blue RW le lidae tse ling [2].