Suna: 3-Hydroxy-2-naphthoic acid
Lakabi: CI Developer 20; CI Developer 20 (Obs.); CI Developer 8; 3-Hydroxy-2-naphthalenecarboxylic acid; Bon Acid; beta-oxynaphthoic acid; 2,3-Bon Acid; Refined Bon Acid; 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 halitta: 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
Wurin narkewa: 217-223°C
Tafasawar zafin jiki: 367.7°C a 760 mmHg
Wurin walƙiya: 190.4°C
Narkewar ruwa: A zahiri ba ya narkewa
Matsi na 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 zahiri
1. Kayayyaki: lu'ulu'u masu haske rawaya.

2. Yawan yawa (g/mL, 25/4℃): 1.034

3. Yawan tururin da ya dace (g/mL, iska = 1): ba a tantance ba

4. Matsayin narkewa (℃): 222~223

5. Matsakaicin zafin konewa na matakin kristal (enthalpy) (kJ·mol-1): -4924.1

6. Ma'aunin matakin lu'ulu'u yana da'awar zafi (enthalpy) (kJ·mol-1): -547.8

7. Ma'aunin haske: ba a tantance ba

8. Wurin walƙiya (℃): >150

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

10. Yanayin ƙonewa na bazata ko zafin wuta (℃): ba a tantance ba

11. Matsi na tururi (kPa, 25℃): ba a tantance ba

12. Matsi mai tururi mai cikakken ƙarfi (kPa, 60℃): ba a tantance ba

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

14. Yanayin zafi mai tsanani (℃): ba a tantance ba

15. Matsi mai tsanani (KPa): ba a tantance ba

16. Darajar logarithmic na ma'aunin rabon mai-ruwa (octanol/ruwa): ba a ƙayyade ba

17. Iyakar fashewa ta sama (%, V/V): ba a tantance ba

18. Iyakar fashewar ƙasa (%, V/V): ba a ƙayyade ba

19. Narkewa: Yana narkewa cikin sauƙi a cikin ethanol da ether, yana narkewa a cikin maganin benzene, chloroform da alkali, yana narkewa kaɗan a cikin ruwan zafi, kusan ba ya narkewa a cikin ruwan sanyi.

Bayanan guba
Guba mai tsanani:

LD50 na baki: 783mg/kg (alade na guinea)

800 mg/kg (mus)

832 mg/kg (bera)

Babban tasirin da ke haifar da haushi:

A kan fata: Yana tsokana fata da kuma mucous membranes.

Sama da idanu: tasirin ƙaiƙayi.

Sensitization: Babu wani sanannen tasirin abin da ke haifar da hankali.

Bayanan Muhalli
Rubutun bargo

Mataki na 1 na haɗarin ruwa (Dokar Jamus) (kimantawa kai ta cikin jerin) Wannan abu yana da ɗan haɗari ga ruwa.

Kada a bari wani abu da ba a narkar ko mai yawa ya taɓa ruwan ƙasa, magudanar ruwa ko tsarin najasa.

Kada a fitar da kayan aiki zuwa muhallin da ke kewaye ba tare da izinin gwamnati ba.

Yanayi da kwanciyar hankali
Yana da ɗan guba, yana ɓata wa fata da kuma mucous membranes na baki. Allurar beraye ta ƙarƙashin fata LD50:376mg/kg. Ya kamata kayan aikin amsawa su kasance marasa iska, kuma dole ne na'urar carboxylation ta cika ƙa'idodin matsin lamba. Masu aiki su sanya abin rufe fuska na kariya da sauran kayan kariya, kuma su kula da iska mai kyau a wurin aiki.

Hanyar ajiya
Ya kamata a rufe wannan samfurin kuma a nisantar da shi daga haske.

Amfani
Rini mai tsaka-tsaki. Ana amfani da shi 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. Haka kuma ana iya amfani da shi don samar da Light Fast Brilliant Red BBC, Light Fast Red BBN, Rubber Red LG, Pigment Brilliant Red 6B, Lithol Red BK. Hakanan ana amfani da shi azaman matsakaici na magunguna. warware ƙuduri
Bayan β-naphthol da sodium hydroxide sun samar da gishiri, dumama da rage matsi suna bushewa, sannan gishirin β-naphthol mai narkewa da aka samu ana haɗa shi da carbon dioxide don samar da gishirin disodium acid guda 2,3, wanda daga nan sai a haɗa shi da sulfuric acid don samun samfurin da aka gama.

Bayanin hulda
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