Sunan: 3-Hydroxy-2-naphthoic acid
Alamar: CI Developer 20; CI Developer 20 (Obs.); CI Developer 8; 3-Hydroxy-2-naphthalenecarboxylic acid; Bon Acid; beta-oxynaphthoic acid; 2,3-Bon Acid; Bon Acid mai ladabi; 2-Hydroxy- 3-Naphthalene Carboxylic acid; 3-Hydroxy-2-Naphthslene Carboxylic acid; 3-Hydroxy-2-Naphthalene Carboxylic acid; 2-Hydroxy-3-naphthoic acid; 3-hydroxynaphthalene-2-carboxylate
Lambar CAS: 92-70-6
Lambar EINECS: 202-180-8
Tsarin kwayoyin halitta: C11H8O3
Nauyin Kwayoyin: 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
Matsakaicin narkewa: 217-223°C
Tushen tafasa: 367.7°C a 760 mmHg
Matsakaicin filasha: 190.4°C
Ruwan Solubility: MAI RASHIN HANKALI
Matsin tururi: 4.68E-06mmHg a 25°C

Ana amfani da 2-Naphthol-3-carboxylic acid don haɗa naphthol AS da sauran naphthols daban-daban, kamar naphthol AS-BO, AS-RL, AS-E, AS-D, AS-VL, AS-BS, AS-OL.

Bayanan jiki
1. Properties: haske rawaya lu'ulu'u.

2. Yawan yawa (g/ml, 25/4℃): 1.034

3. Dangantakar tururi mai yawa (g/mL, iska=1): ba a tantance ba

4. Matsayin narkewa (℃): 222 ~ 223

5. Daidaitaccen zafi na konewar lokaci na crystalline (enthalpy) (kJ·mol-1): -4924.1

6. Ma'aunin lokaci na crystal yana da'awar zafi (enthalpy) (kJ·mol-1): -547.8

7. Refractive index: ba ƙaddara ba

8. Flash point (℃):>150

9. Takamaiman juyawa (o): ba a ƙayyade ba

10. Wurin kunnawa mara izini ko zafin wuta (℃): ba a ƙayyade ba

11. Tururi matsa lamba (kPa, 25 ℃): ba a ƙaddara ba

12. Cikakken tururi matsa lamba (kPa, 60 ℃): ba a ƙayyade ba

13. Zafin konewa (KJ/mol): ba a ƙayyade ba

14. Critical zafin jiki (℃): ba a ƙayyade ba

15. matsa lamba mai mahimmanci (KPa): ba a ƙayyade ba

16. Logarithmic darajar mai-ruwa (octanol / ruwa) rabo coefficient: ba a ƙayyade

17. Ƙimar fashewar sama (%, V / V): ba a ƙayyade ba

18. Ƙananan fashewa iyaka (%, V / V): ba a ƙayyade ba

19. Solubility: sauƙi mai narkewa a cikin ethanol da ether, mai narkewa a cikin benzene, chloroform da alkali mafita, dan kadan mai narkewa a cikin ruwan zafi, kusan marar narkewa a cikin ruwan sanyi.

Bayanan toxicological
Mugun guba:

Na baka LD50: 783mg/kg (guine alade)

800 MG/kg (mus)

832 MG/kg (bera)

Babban illolin ban haushi:

A kan fata: m ga fata da mucous membranes.

Sama da idanu: tasirin haushi.

Hankali: Babu wani sanannen tasiri.

Bayanan muhalli
Bayanan kula

Matsayin haɗarin ruwa 1 (Dokar Jamusanci) (Kimanin kai ta cikin jerin) Wannan abu yana ɗan haɗari ga ruwa.

Kada ka ƙyale samfurin marar narkewa ko adadi mai yawa ya haɗu da ruwan ƙasa, darussan ruwa ko najasa.

Kar a fitar da kayan cikin mahallin da ke kewaye ba tare da izinin gwamnati ba.

Hali da kwanciyar hankali
Matsakaicin mai guba, mai ban haushi ga fata da mucous membranes. Rat subcutaneous allura LD50:376mg/kg. The dauki kayan aiki kamata a airtight, kuma carboxylation reactor dole ne hadu da matsa lamba matsayin. Masu gudanar da aiki su sanya abin rufe fuska da sauran kayan kariya, kuma su kula da samun iska mai kyau a cikin bitar.

Hanyar ajiya
Wannan samfurin ya kamata a rufe shi kuma a kiyaye shi daga haske.

Amfani
Rini tsaka-tsaki. Ana amfani dashi don haɗa Naphthol AS da sauran nau'ikan Naphthol, kamar Naphthol AS-BO, AS-RL, AS-E, AS-D, AS-VL, AS-BS, AS-OL, da sauransu. samar da Light Fast Brilliant Red BBC, Light Fast Red BBN, Rubber Red LG, Pigment Brilliant Red 6B, Lithol Red BK. Hakanan ana amfani dashi azaman intermediates.solve ƙuduri
Bayan β-naphthol da sodium hydroxide sun samar da gishiri, dumama da raguwa suna bushewa, kuma gishirin β-naphthol wanda aka samu anhydrous ana sanya shi da carbon dioxide don samar da gishirin disodium acid 2,3, sannan a sanya shi da acid sulfuric don samun gamawa. samfur.