Авторы

  • Choriyeva N. B
  • Almardonova M.F
  • Ashurova M. Sh

DOI:

https://doi.org/10.71337/inlibrary.uz.esiiw.124286

Ключевые слова:

Taqsimlanmagan elektron juftlarga ega amino guruh hamda galogenning mavjudligi 2-amino 4-xlorbenzoy kislotaning kimyoviy faolligini oshiradi va turli birikmalar olish imkonini beradi.

Аннотация

2-amino 4-xlorbenzoy kislotasi H2NC6H3(Cl)CO2H formulali organik 
birikmadir. Benzoy kislota halqasidagi Hatomlari o’rniga xlor hamda amino guruhning 
joylashuvidan hosil bo’lib, kuchli kislotalik xossalarini namoyon qiladi. 2-amino 4
xlorbenzoy kislotasi 4-xlorantranil kislotasi deb ham ataladi. 4-xlorantranil kislotasi 2
xloro 4-nitrobenzoy kislotasidan sintez qilinadi.


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2-AMINO 4-XLORBENZOY KISLOTASINING FOYDALANISH SOHALARI

HAMDA ERUVCHANLIGI HAQIDA UMUMIY MA’LUMOT

1

Choriyeva N. B.,

2

Almardonova M.F.,

3

Ashurova M. Sh.

1,2,3

Termiz davlat universiteti tayanch doktoranti

2-amino 4-xlorbenzoy kislotasi H2NC6H3(Cl)CO2H formulali organik

birikmadir. Benzoy kislota halqasidagi Hatomlari o’rniga xlor hamda amino guruhning

joylashuvidan hosil bo’lib, kuchli kislotalik xossalarini namoyon qiladi. 2-amino 4-

xlorbenzoy kislotasi 4-xlorantranil kislotasi deb ham ataladi. 4-xlorantranil kislotasi 2-

xloro 4-nitrobenzoy kislotasidan sintez qilinadi.

1-rasm. 2-amino 4-xlor benzoy kislotasi.

2-amino 4-xlorbenzoy kislotasi oq rangli, qattiq modda bo’lib, farmasevtik va

organik sintezning oraliq mahsuloti sifatida ishlatiladi.[1] Kuchli antifungal faollikni

ko’rsatadigan 4-xlorosalisil kislotasi 2-amino 4-xlorbenzoy kislotasidan olinadi.

Bundan tashqari u yangi Tb 3+ kompleksi , Eu (2-amino-4-xlorbenzoy

kislotasi) 3 1,10-fenantrolin va 6-xlorotiyanaften ishlab chiqarish uchun xom ashyo

sifatida ishlatilishi mumkin . [2]

Taqsimlanmagan elektron juftlarga ega amino guruh hamda galogenning

mavjudligi 2-amino 4-xlorbenzoy kislotaning kimyoviy faolligini oshiradi va turli

birikmalar olish imkonini beradi. Hozirgi kunda 2-amino 4-xlorbenzoy kislotasini


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sintez qilishning turli usullari ishlab chiqilgan. Har qanday kimyoviy birikma bilan

tadqiqot ishlari olib borishda yoki tozalash, mahsuldorligini oshirishda uning fizik-

kimyoviy xossalari hamda termodinamik funksiyalarining tavsifini beruvchi

eruvchanligini aniqlash hisoblanadi.

Odatda erituvchining kristall holatga o’tishi ishlab chiqarish jarayonlarida

maddalardan tozalash hamda ajratishda muhim bosqich hisoblanadi. Ma’lumki,

kristallanish hodisasi bilan bog’liq tadqiqotlarda aniq eruvchanlik ma’lumotlarini talab

qilinadi. 2-amino 4-xlorbenzoy kislotasi bilan tadqiqot olib borishda uning

eruvchanligini bilish juda muhimdir.

Yuqori tozalikdagi 2-amino 4-xlor benzoy kislotasini olish uchun uni turli xil

erituvchilarda turli sharoitlarda eruvchanligi va eritmaning termodinamik

xususiyatlarini bilish kerak. 2-amino 4-xlorbenzoy kislotasini o’ndan ortiq organik

erituvchilarda eruvchanligi o’rganilgan. Mazkur organik erituvchilar tez-tez

ishlatiladigan, tannarxi qimmat bo’lmagan erituvchilar bo’lib, bular jumlasiga

N

-

metil-2-pirolidon, etanol,

n

-propanol, izopropanol, etil benzol, toluol,

n

-butanol,

asetonitril, etil asetat va boshqalar kiradi.[3]

2-amino 4-xlorbenzoy kislotasini tanlangan erituvchlarda eruvchanligini

aniqlashdan maqsad (1) izotermik to'yinganlik usuli yordamida 2-amino-4-xlorbenzoy

kislotasining tanlangan erituvchilarda eruvchanligini aniqlash; (2) eruvchanlikni turli

termodinamik modellar bilan bog'lash; va (3) 2-amino-4-xlorbenzoy kislotasining turli

erituvchilardagi eritmasi uchun aralashtirish xususiyatlarini o’rganishdan iborat. 2-

amino-4-xlorbenzoy kislotasining erituvchi yordamida kristallanish harorati 273 K

dan 320 K gacha bo'lgan harorat oralig'iga yaqin bo'lganligi sababli (278,15 dan

313,15 K gacha) harorat oralig'i tanlab o’rganilgan.[4]

Muvozanat eruvchanligi 101,2 kPa ostida (278,15 dan 313,15 gacha) K harorat

oralig'ida organik erituvchilarda 2-amino-4-xlorbenzoy kislotasi uchun eksperimental

ravishda aniqlandi. [5]Tanlangan sof erituvchilarda 2-amino-4-xlorbenzoy kislotaning


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mol ulushi harorat oshishi bilan ortadi. Muayyan haroratda

N

-metil-2-pirolidon,

etanol,

n

-propanol, izopropanol, etilbenzol, toluol,

n-

butanol, asetonitrilda yaxshi

eruvchnligi kuzatilgan.[6]

Foydalanilgan adabiyotlar.

1.Amr

A. Essawy a

,

Manal

A. Afifi a

,

H. Moustafa b

,

S.M. El-Medani a

DFT

calculations, spectroscopic, thermal analysis and biological activity of Sm(III) and

Tb(III)

complexes

with

2-aminobenzoic

and

2-amino-5-chloro-benzoic

acids.

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

.

Volume

131

, 15 October 2014, Pages 388-397

2.Yan Kalembkevich,Małgorzata Kosińska,Lidiya Zapala.Complexes

of

aminobenzoic acids: A comprehensive review concerning synthesis, physical

chemistry, structure and application.

Coordination Chemistry Reviews

.

Volume 348

, 1

October 2017, Pages 25-53

3.Ganbing Yao, Zhihui Li, Zhanxiang Xia, Qingcang Yao.Solubility

of

N

-

phenylanthranilic acid in nine organic solvents from

T

= (283.15 to 318.15) K:

Determination and modelling.

The Journal of Chemical ThermodynamicsVolume

103

, December 2016, Pages 218-227

4.Anli Xu

,

Renjie Xu

,

Jian Wang.

Solubility

determination

and

thermodynamic

modelling of terephthaldialdehyde in ten organic solvents from

T

= (273.15 to

318.15) K and mixing properties of solutions.

The Journal of Chemical

Thermodynamics

.

Volume 102

, November 2016, Pages188-198.

5.Ganbing Yao

,

Qingcang Yao

,

Zhanxiang Xia

,

Zhihui Li.

Solubility

determination

and correlation for

o

-phenylenediamine in (methanol, ethanol, acetonitrile and water)

and their binary solvents from

T

= (283.15–318.15) K.

The Journal of Chemical

Thermodynamics

Volume 105

, February 2017, Pages 179-186.


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2181-

3187

6.

Xinbao Li a

,

Mingju Wang a

,

Yang Cong b

,

Cunbin Du b

,

Hongkun Zhao b.

Solubil

ity determination and thermodynamic modelling for 2-amino-4-chlorobenzoic acid in

eleven organic solvents from

T

= (278.15 to 313.15) K and mixing properties of

solutions.

The Journal of Chemical Thermodynamics

.

Volume 106

, March 2017, Pages

71-83.

Библиографические ссылки

Amr

A. Essawy a, Manal

A. Afifi a, H. Moustafa b, S.M. El-Medani aDFT

calculations, spectroscopic, thermal analysis and biological activity of Sm(III) and

Tb(III)

complexes

with

-aminobenzoic

and 2-amino-5-chloro-benzoic

acids.Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. Volume

, 15 October 2014, Pages 388-397

Yan Kalembkevich,Małgorzata Kosińska,Lidiya Zapala.Complexes

of

aminobenzoic acids: A comprehensive review concerning synthesis, physical

chemistry, structure and application.Coordination Chemistry Reviews.Volume 348, 1

October 2017, Pages 25-53

Ganbing Yao, Zhihui Li, Zhanxiang Xia, Qingcang Yao.Solubility

of N

phenylanthranilic acid in nine organic solvents from T = (283.15 to 318.15) K:

Determination and modelling.The Journal of Chemical ThermodynamicsVolume

, December 2016, Pages 218-227

Anli Xu, Renjie Xu, Jian Wang.Solubility determination and thermodynamic

modelling of terephthaldialdehyde in ten organic solvents from T = (273.15 to

15) K and mixing properties of solutions.The Journal of Chemical

Thermodynamics. Volume 102, November 2016, Pages188-198.

Ganbing Yao, Qingcang Yao, Zhanxiang Xia, Zhihui Li.Solubility

determination

and correlation for o-phenylenediamine in (methanol, ethanol, acetonitrile and water)

and their binary solvents from T = (283.15–318.15) K. The Journal of Chemical

Thermodynamics

Volume 105, February 2017, Pages 179-186.6. Xinbao Li a, Mingju Wang a, Yang Cong b, Cunbin Du b, Hongkun Zhao b.Solubil

ity determination and thermodynamic modelling for 2-amino-4-chlorobenzoic acid in

eleven organic solvents from T = (278.15 to 313.15) K and mixing properties of

solutions.The Journal of Chemical Thermodynamics. Volume 106, March 2017, Pages

-83.