Amoxicillin Trihydrate-Impurities | Pharmaffiliates

amoxicillin trihydrate and its Impurities

Amoxicillin Trihydrate is an antibiotic used to treat a number of bacterial infections.It was discovered in 1958 and came into medical use in 1972. Reference standards of Amoxicillin Trihydrate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 35 results for amoxicillin trihydrate Impurities
PA 01 55000

Amoxicillin Trihydrate - API Standards

Amoxicillin Trihydrate


  • Catalogue No.:PA 01 55000

  • CAS :

    61336-70-7

  • Molecular Formula : C16H25N3O8S

  • Molecular Weight : 419.45

PA 01 55010

Amoxicillin Trihydrate - Impurity A

6-Aminopenicillanic Acid


  • Catalogue No.:PA 01 55010

  • CAS :

    551-16-6

  • Molecular Formula : C8H12N2O3S

  • Molecular Weight : 216.26

PA 01 55020

Amoxicillin Trihydrate - Impurity B (Freebase)

L-Amoxicillin


  • Catalogue No.:PA 01 55020

  • CAS :

    26889-93-0

  • Molecular Formula : C16H19N3O5S

  • Molecular Weight : 365.4

PA 01 55030

Amoxicillin Trihydrate - Impurity C (Freebase)

Amoxicillin Diketopiperazine


  • Catalogue No.:PA 01 55030

  • CAS :

    2088961-37-7

  • Molecular Formula : C16H19N3O5S

  • Molecular Weight : 365.4

PA 01 55040

Amoxicillin Trihydrate - Impurity D

Penicilloic Acids of Amoxicillin Sodium Salt


  • Catalogue No.:PA 01 55040

  • CAS :

    1642559-71-4

  • Molecular Formula : C16H20N3NaO6S

  • Molecular Weight : 405.40

PA 01 55041

Amoxicillin Trihydrate - Impurity D (Freebase)

Amoxicillin Penicilloic Acid


  • Catalogue No.:PA 01 55041

  • CAS :

    1642629-94-4

  • Molecular Formula : C16H21N3O6S

  • Molecular Weight : 383.42

PA 01 55050

Amoxicillin Trihydrate - Impurity E (Freebase)

Penilloic Acids of Amoxicillin


  • Catalogue No.:PA 01 55050

  • CAS :

    1356020-01-3

  • Molecular Formula : C15H21N3O4S

  • Molecular Weight : 339.41

PA 01 55060

Amoxicillin Trihydrate - Impurity F

3-(4-Hydroxyphenyl)pyrazin-2-ol


  • Catalogue No.:PA 01 55060

  • CAS :

    126247-63-0

  • Molecular Formula : C10H8N2O2

  • Molecular Weight : 188.18

PA 01 55070

Amoxicillin Trihydrate - Impurity G

D-(4-Hydroxyphenyl)glycylamoxicillin


  • Catalogue No.:PA 01 55070

  • CAS :

    188112-75-6

  • Molecular Formula : C24H26N4O7S

  • Molecular Weight : 514.55

PA 01 55080

Amoxicillin Trihydrate - Impurity H (Freebase)

(2R)-2-[(2,2-Dimethylpropanoyl)amino]-2-(4-hydroxyphenyl)acetic Acid


  • Catalogue No.:PA 01 55080

  • CAS :

    205826-86-4

  • Molecular Formula : C13H17NO4

  • Molecular Weight : 251.28

PA 01 55090

Amoxicillin Trihydrate - Impurity I

(2R)-2-Amino-2-(4-hydroxyphenyl)acetic Acid


  • Catalogue No.:PA 01 55090

  • CAS :

    22818-40-2

  • Molecular Formula : C8H9NO3

  • Molecular Weight : 167.16

PA 01 55110

Amoxicillin Trihydrate - Impurity K (Freebase)

Amoxicillin Dimer Open


  • Catalogue No.:PA 01 55110

  • CAS :

    2088961-38-8

  • Molecular Formula : C32H40N6O11S2

  • Molecular Weight : 748.82

PA 01 55120

Amoxicillin Trihydrate - Impurity L (Freebase)

6-APA Amoxicillin Amide


  • Catalogue No.:PA 01 55120

  • CAS :

    1789703-32-7

  • Molecular Formula : C24H29N5O7S2

  • Molecular Weight : 563.65

PA 01 55130

Amoxicillin Trihydrate - Impurity M

Amoxicillin Trimer Closed


  • Catalogue No.:PA 01 55130

  • CAS :

    2088961-40-2

  • Molecular Formula : C48H57N9O15S3

  • Molecular Weight : 1096.21

PA 01 55520

Amoxicillin Trihydrate - Impurity J (Freebase)

Amoxicillin Dimer Closed


  • Catalogue No.:PA 01 55520

  • CAS :

    2088960-43-2

  • Molecular Formula : C32H38N6O10S2

  • Molecular Weight : 730.81

PA 01 55140

Amoxicillin Trihydrate - Impurity N

Amoxicillin Open Ring Trimer Impurity


  • Catalogue No.:PA 01 55140

  • CAS :

    NA

  • Molecular Formula : C48H59N9O16S3

  • Molecular Weight : 1114.23

PA 01 55150

Amoxicillin Trihydrate - Impurity O (Freebase)

(2S,5R,6R)-6-[[((2R)-2-[[(2R)-2-Amino-2-(4-hydroxyphenyl)acetyl]amino]-2-[(2R,4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid


  • Catalogue No.:PA 01 55150

  • CAS :

    NA

  • Molecular Formula : C24H31N5O8S2

  • Molecular Weight : 581.66

PA 01 55160

Amoxicillin Trihydrate - Impurity P

(4S)-2-[1-[[(2R)-2-Amino-2-(4-hydroxyphenyl)acetyl]amino]-2-methoxy-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic Acid


  • Catalogue No.:PA 01 55160

  • CAS :

    2088960-44-3

  • Molecular Formula : C17H23N3O6S

  • Molecular Weight : 397.45

PA 01 0550111

Amoxicillin Trihydrate - Impurity K (Trisodium Salt)

(4S)-2-(1-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-(((1R)-2-((carboxy((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-1-(4-hydroxyphenyl)-2-oxoethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic Acid Trisodium Salt


  • Catalogue No.:PA 01 0550111

  • CAS :

    NA

  • Molecular Formula : C32H37N6Na3O11S2

  • Molecular Weight : 814.77

PA 01 0550170

Amoxicillin Trihydrate - Impurity Q

(2R)-2-amino-2-(4-hydroxyphenyl)-N,N-dimethylethanamide


  • Catalogue No.:PA 01 0550170

  • CAS :

    NA

  • Molecular Formula : C10H14N2O2

  • Molecular Weight : 194.23

PA 01 0550190

Amoxicillin Trihydrate - Impurity S

(2S,5R,6R)-6-[[(2R)-2-Amino-2-[4-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]oxy]phenyl]acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid


  • Catalogue No.:PA 01 0550190

  • CAS :

    NA

  • Molecular Formula : C24H26N4O7S

  • Molecular Weight : 514.55

PA 01 0550200

Amoxicillin Trihydrate - Impurity T

(2S,5R,6R)-6-[[(2R)-2-(4-Hydroxyphenyl)-2-[3-(4-hydroxyphenyl)-7-methyl-2,5-dioxo2,3,4,5-tetrahydro-1H-1,4-diazepin-1-yl]acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1- azabicyclo[3.2.0]heptane-2-carboxylic Acid


  • Catalogue No.:PA 01 0550200

  • CAS :

    NA

  • Molecular Formula : C28H28N4O8S

  • Molecular Weight : 580.61

PA 01 0550101

Amoxicillin Trihydrate - Impurity J (Disodium Salt) (EP/BP)

Amoxicillin Dimer Disodium Salt


  • Catalogue No.:PA 01 0550101

  • CAS :

    NA

  • Molecular Formula : C32H38N6Na2O10S2

  • Molecular Weight : 776.79

PAI 01 055003

(R,E)-2-((4-Ethoxypenta-2,4-dien-2-yl)amino)-2-(4-hydroxyphenyl)acetic Acid

(R,E)-2-((4-Ethoxypenta-2,4-dien-2-yl)amino)-2-(4-hydroxyphenyl)acetic Acid


  • Catalogue No.:PAI 01 055003

  • CAS :

    NA

  • Molecular Formula : C15H19NO4

  • Molecular Weight : 277.32

PAI 01 055004

(R)-2-(4-Hydroxyphenyl)-2-((4-methoxy-4-oxobut-2-en-2-yl)amino)acetic acid, Potassium Salt

(R)-2-(4-Hydroxyphenyl)-2-((4-methoxy-4-oxobut-2-en-2-yl)amino)acetic acid, Potassium Salt


  • Catalogue No.:PAI 01 055004

  • CAS :

    69416-61-1

  • Molecular Formula : C13H15KNO5

  • Molecular Weight : 304.36

PA 01 0551010

Amoxicillin Trihydrate mixture with Potassium Clavulanate (4:1) 

Amoxicillin Trihydrate mixture with Potassium Clavulanate (4:1)


  • Catalogue No.:PA 01 0551010

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

PAI 01 055005

(2S,5R,6R)-6-(((Z)-4-Ethoxy-4-oxobut-2-en-2-yl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid

(2S,5R,6R)-6-(((Z)-4-Ethoxy-4-oxobut-2-en-2-yl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid


  • Catalogue No.:PAI 01 055005

  • CAS :

    NA

  • Molecular Formula : C14H20N2O5S

  • Molecular Weight : 328.38

PAI 01 055006

(2S,5R,6R)-6-(((Z)-4-Ethoxy-4-oxobut-2-en-2-yl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid

(2S,5R,6R)-6-(((Z)-4-Ethoxy-4-oxobut-2-en-2-yl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid


  • Catalogue No.:PAI 01 055006

  • CAS :

    2756584-81-1

  • Molecular Formula : C21H26N2O5S

  • Molecular Weight : 418.51

PAI 01 055007

(2S,5R,6R)-2-((Benzyloxy)carbonyl)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptan-6-aminium sulfanolate-t

(2S,5R,6R)-2-((Benzyloxy)carbonyl)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptan-6-aminium sulfanolate-t


  • Catalogue No.:PAI 01 055007

  • CAS :

    NA

  • Molecular Formula : C15H19TN2O4S2

  • Molecular Weight : 358.46

PAI 01 055008

Benzyl (2S,5R,6R)-6-((2S,5R,6R)-6-((R)-2-(((benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

Benzyl (2S,5R,6R)-6-((2S,5R,6R)-6-((R)-2-(((benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate


  • Catalogue No.:PAI 01 055008

  • CAS :

    1789703-35-0

  • Molecular Formula : C47H47N5O11S2

  • Molecular Weight : 922.04

PAI 01 055009

(2R,5S,6S)-6-((S)-2-(((Benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid

(2R,5S,6S)-6-((S)-2-(((Benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid


  • Catalogue No.:PAI 01 055009

  • CAS :

    NA

  • Molecular Formula : C32H31N3O9S

  • Molecular Weight : 633.67

PAI 01 055010

(2S,5R,6R)-6-((R)-2-((tert-butoxycarbonyl)amino)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid

(2S,5R,6R)-6-((R)-2-((tert-butoxycarbonyl)amino)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid


  • Catalogue No.:PAI 01 055010

  • CAS :

    143488-07-7

  • Molecular Formula : C21H27N3O7S

  • Molecular Weight : 465.52

PAI 01 055011

(2S,5R,6R)-6-((2S,5R,6R)-6-((R)-2-((tert-Butoxycarbonyl)amino)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid

(2S,5R,6R)-6-((2S,5R,6R)-6-((R)-2-((tert-Butoxycarbonyl)amino)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid


  • Catalogue No.:PAI 01 055011

  • CAS :

    NA

  • Molecular Formula : C29H37N5O9S2

  • Molecular Weight : 663.76

PA 01 0550031

Amoxicillin Trihydrate - Impurity C (Sodium Salt)

Amoxicillin Diketopiperazine Sodium Salt


  • Catalogue No.:PA 01 0550031

  • CAS :

    NA

  • Molecular Formula : C16H18N3NaO5S

  • Molecular Weight : 387.39

PAI 01 055012

Benzyl (2S,5R,6R)-6-((2S,5R,6R)-6-(((Z)-4-ethoxy-4-oxobut-2-en-2-yl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

Benzyl (2S,5R,6R)-6-((2S,5R,6R)-6-(((Z)-4-ethoxy-4-oxobut-2-en-2-yl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate


  • Catalogue No.:PAI 01 055012

  • CAS :

    NA

  • Molecular Formula : C29H36N4O7S2

  • Molecular Weight : 616.75