iindaba

Igama: 3-Hydroxy-2-naphthoic acid
Igama elingaqhelekanga: 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
Inombolo ye-CAS: 92-70-6
Inombolo ye-EINECS: 202-180-8
Ifomula yemolekyuli: C11H8O3
Ubunzima beMolekyuli: 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
Iqondo lokunyibilika: 217-223°C
Iqondo lokubila: 367.7°C kwi-760 mmHg
Incopho yokutsha: 190.4°C
Ukunyibilika kwamanzi: AKWAZI KUNXIBELELWA PHANTSI
Uxinzelelo lomphunga: 4.68E-06mmHg kwi-25°C

I-2-Naphthol-3-carboxylic acid isetyenziselwa ukwenza i-naphthol AS kunye nezinye ii-naphthols ezahlukeneyo, ezifana ne-naphthol AS-BO, AS-RL, AS-E, AS-D, AS-VL, AS-BS, AS-OL

Idatha ebonakalayo
1. Iimpawu: iikristale ezimthubi okhanyayo.

2. Ubuninzi (g/mL, 25/4℃): 1.034

3. Ubuninzi bomphunga (g/mL, umoya=1): abumiselwanga

4. Iqondo lokunyibilika (℃): 222~223

5. Ubushushu obuqhelekileyo bokutsha kwesigaba sekristale (i-enthalpy) (kJ·mol-1): -4924.1

6. Umgangatho wesigaba sekristale ubanga ubushushu (enthalpy) (kJ·mol-1): -547.8

7. Isalathisi sokubonisa ukuchasana: asimiselwanga

8. Incopho yokutsha (℃): >150

9. Ujikelezo oluthile (o): alumiselwanga

10. Indawo yokutsha okanye ubushushu bokutsha (℃) obuzenzekelayo: abumiselwanga

11. Uxinzelelo lomphunga (kPa, 25℃): alumiselwanga

12. Uxinzelelo lomphunga ogcweleyo (kPa, 60℃): alumiselwanga

13. Ubushushu bokutsha (KJ/mol): abumiselwanga

14. Ubushushu obubalulekileyo (℃): abumiselwanga

15. Uxinzelelo olubalulekileyo (KPa): alumiselwanga

16. Ixabiso le-Logarithmic le-oyile-water (octanol/water) i-partition coefficient: ayimiselwanga

17. Umda wokuqhuma ophezulu (%, V/V): awumiselwanga

18. Umda wokuqhuma ophantsi (%, V/V): awumiselwanga

19. Ukunyibilika: inyibilika lula kwi-ethanol nakwi-ether, inyibilika kwizisombululo ze-benzene, i-chloroform kunye ne-alkali, inyibilika kancinci emanzini ashushu, phantse inganyibiliki emanzini abandayo.

Idatha yetyhefu
Ubuthi obuyingozi:

I-LD50 yomlomo: 783mg/kg (ihagu ye-guinea)

800 mg/kg(mus)

832 mg/kg(igundane)

Iziphumo eziphambili zokucaphukisa:

Elusu: Kuyacaphukisa ulusu kunye neenwebu ze-mucous.

Ngaphezulu kwamehlo: isiphumo sokucaphuka.

Ukubonakalisa uvakalelo: Akukho miphumo yokubonakalisa uvakalelo eyaziwayo.

Idatha yendalo
Inqaku lengubo

Inqanaba loku-1 lengozi yamanzi (uMgaqo waseJamani) (ukuzihlola ngokwakho kuluhlu) Le nto inobungozi kancinci emanzini.

Musa ukuvumela imveliso engaxutywanga okanye eninzi ukuba idibane namanzi angaphantsi komhlaba, imijelo yamanzi okanye iinkqubo zogutyulo lwelindle.

Musa ukulahla izinto kwindawo engqongileyo ngaphandle kwemvume karhulumente.

Indalo kunye nozinzo
Inobungozi obuphakathi, iyacaphukisa ulusu kunye neenwebu ze-mucous. Inaliti ye-mucus yempuku LD50:376mg/kg. Izixhobo zokusabela mazingabi namoya, kwaye i-carboxylation reactor kufuneka ihlangabezane nemigangatho yoxinzelelo. Abaqhubi kufuneka banxibe iimaski zokukhusela kunye nezinye izixhobo zokukhusela, kwaye bagcine umoya ococekileyo kwindawo yokusebenzela.

Indlela yokugcina
Le mveliso ifanele ivalwe kwaye igcinwe kude nokukhanya.

Sebenzisa
Iidayi eziphakathi. Zisetyenziselwa ukwenziwa kweNaphthol AS kunye nezinye iintlobo zeNaphthol, ezifana neNaphthol AS-BO, AS-RL, AS-E, AS-D, AS-VL, AS-BS, AS-OL, njl. Ingasetyenziselwa ukuvelisa iLight Fast Brilliant Red BBC, Light Fast Red BBN, Rubber Red LG, Pigment Brilliant Red 6B, Lithol Red BK. Ikwasetyenziswa njengee-intermediates zamayeza. isisombululo sesisombululo
Emva kokuba i-β-naphthol kunye ne-sodium hydroxide zenze ityuwa, ukufudumala kunye nokunciphisa uxinzelelo kuyaphelelwa ngamanzi, kwaye ityuwa ye-β-naphthol engamanzi efunyenweyo ifakwa i-carboxylated nge-carbon dioxide ukuvelisa ityuwa ye-2,3 acid disodium, ethi emva koko ifakwe i-sulfuric acid ukuze ifumane imveliso egqityiweyo.

 

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Ixesha leposi: Matshi-14-2025