nkhani

Dzina: 3-Hydroxy-2-naphthoic acid
Alias: Wopanga CI 20;Wopanga CI 20 (Obs.);Wopanga CI 8;3-Hydroxy-2-naphthalenecarboxylic acid;Bon Acid;beta-oxynaphthoic acid;2,3-Bon Acid;Woyengeka Bon Acid;2-Hydroxy-3-Naphthalene Carboxylic acid;3-Hydroxy-2-Naphthlene Carboxylic acid;3-Hydroxy-2-Naphthalene Carboxylic acid;2-Hydroxy-3-naphthoic acid;3-hydroxynaphthalene-2-carboxylate
Nambala ya CAS: 92-70-6
Nambala ya EINECS: 202-180-8
Fomula ya maselo: C11H8O3
Kulemera kwa molekyulu: 187.172
InChI: InChI=1/C11H8O3/c12-10-6-8-4-2-1-3-7(8)5-9(10)11(13)14/h1-6,12H,(H,13 ,14)/p-1
Malo osungunuka: 217-223 ° C
Malo otentha: 367.7°C pa 760 mmHg
Pothirira: 190.4°C
Kusungunuka kwamadzi: PRACTICALLY INSSOLUBLE
Kuthamanga kwa nthunzi: 4.68E-06mmHg pa 25°C

2-Naphthol-3-carboxylic acid imagwiritsidwa ntchito popanga naphthol AS ndi ma naphthols ena osiyanasiyana, monga naphthol AS-BO, AS-RL, AS-E, AS-D, AS-VL, AS-BS, AS-OL

Zambiri zakuthupi
1. Katundu: kuwala chikasu makhiristo.

2. Kachulukidwe (g/mL, 25/4℃): 1.034

3. Kuchuluka kwa nthunzi (g/mL, mpweya=1): sikudziwika

4. Malo osungunuka (℃): 222~223

5. Kutentha kwanthawi zonse kwa kuyaka kwa gawo la crystalline (enthalpy) (kJ·mol-1): -4924.1

6. Mulingo wa kristalo umati kutentha (enthalpy) (kJ·mol-1): -547.8

7. Refractive index: osatsimikizika

8. Pothirira (℃): >150

9. Kuzungulira kwachindunji (o): sikunatsimikizidwe

10. Poyatsira modzidzimutsa kapena kutentha koyatsira (℃): sikudziwika

11. Kuthamanga kwa nthunzi (kPa, 25 ℃): sikunatsimikizidwe

12. Kuthamanga kwa nthunzi (kPa, 60 ℃): sikunatsimikizidwe

13. Kutentha kwa moto (KJ / mol): osatsimikiziridwa

14. Kutentha kwakukulu (℃): sikudziwika

15. Kupanikizika kwakukulu (KPa): osatsimikiziridwa

16. Logarithmic mtengo wa gawo la madzi amafuta (octanol/madzi): sichinadziwike

17. Malire a kuphulika kwapamwamba (%, V / V): osatsimikiziridwa

18. Malire apansi ophulika (%, V / V): osatsimikiziridwa

19. Kusungunuka: kusungunuka mosavuta mu ethanol ndi ether, kusungunuka mu benzene, chloroform ndi alkali solutions, kusungunuka pang'ono m'madzi otentha, pafupifupi osasungunuka m'madzi ozizira.

Deta ya Toxicological
Acute toxicity:

Oral LD50: 783mg/kg (nkhuku)

800 mg/kg (mus)

832 mg/kg (khoswe)

Zotsatira zazikulu zokwiyitsa:

Pakhungu: Kukwiyitsa khungu ndi mucous nembanemba.

Pamwamba pa maso: zotsatira za mkwiyo.

Sensitization: Palibe zotsatira zodziwika.

Zambiri za chilengedwe
Cholemba chabulangete

Mulingo 1 wa chiwopsezo cha madzi (Malamulo aku Germany) (kudziyesa nokha kudzera pamndandanda) Mankhwalawa ndi owopsa pang'ono m'madzi.

Musalole kuti zinthu zambiri zopanda madzi zigwirizane ndi madzi apansi, mayendedwe amadzi kapena zimbudzi.

Osatulutsa zida kumalo ozungulira popanda chilolezo cha boma.

Chilengedwe ndi bata
Pang'ono poyizoni, zokwiyitsa khungu ndi mucous nembanemba.Jekeseni wa makoswe wa LD50:376mg/kg.Zida zomwe zimachitikira ziyenera kukhala zopanda mpweya, ndipo chojambulira cha carboxylation chiyenera kukwaniritsa miyezo yokakamiza.Ogwira ntchito akuyenera kuvala masks oteteza ndi zida zina zodzitchinjiriza, ndikusunga mpweya wabwino pamalo ogwirira ntchito.

Njira yosungira
Izi ziyenera kusindikizidwa ndikusungidwa kutali ndi kuwala.

Gwiritsani ntchito
Utoto wapakati.Amagwiritsidwa ntchito popanga Naphthol AS ndi mitundu ina ya Naphthol, monga Naphthol AS-BO, AS-RL, AS-E, AS-D, AS-VL, AS-BS, AS-OL, etc. Itha kugwiritsidwanso ntchito kupanga Light Fast Brilliant Red BBC, Light Fast Red BBN, Rubber Red LG, Pigment Brilliant Red 6B, Lithol Red BK.Amagwiritsidwanso ntchito ngati pharmaceutical intermediates.esolve resolution
Pambuyo β-naphthol ndi sodium hydroxide kupanga mchere, kutentha ndi decompression ndi alibe madzi m'thupi, ndipo anapeza anhydrous β-naphthol mchere ndi carboxylated ndi carbon dioxide kupanga 2,3 asidi disodium mchere, amene kenako acidified ndi sulfuric asidi kupeza yotsirizidwa. mankhwala.


Nthawi yotumiza: Jan-22-2021