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Amoxicillin Impurity 31 Amoxicillin Impurity 31. Uses: For analytical and research use. Group: Impurity standards. CAS No. 107437-40-1. Molecular formula: C16H21N3O6S. Mole weight: 383.42. Catalog: APB107437401. Alfa Chemistry Analytical Products 4
Amoxicillin Impurity B An impurity of Amoxicillin. Synonyms: L-Amoxicillin ; Amoxicillin USP RC B. Grades: > 95%. CAS No. 26889-93-0. Molecular formula: C16H19N3O5S. Mole weight: 365.41. BOC Sciences
Amoxicillin Impurity C An impurity of Amoxicillin. Synonyms: Amoxicillin USP RC C ; Amoxicillin Diketopiperazine ; Amoxicillin piperazine-2,5-dione. Grades: > 95%. CAS No. 94659-47-9. Molecular formula: C16H19N3O5S. Mole weight: 365.41. BOC Sciences
Amoxicillin Impurity D An impurity of Amoxicillin. Synonyms: Amoxicillin USP RC D ; Amoxicillin Penicilloic Acid. Grades: > 95%. CAS No. 68728-47-2. Molecular formula: C16H21N3O6S. Mole weight: 383.43. BOC Sciences
Amoxicillin Impurity E An impurity of Amoxicillin. Synonyms: Amoxicillin USP RC E ; Amoxicillin Penilloic Acid (Formate Salt). Grades: > 95%. CAS No. 1356020-01-3. Molecular formula: C15H21N3O4S. Mole weight: 339.42. BOC Sciences
Amoxicillin Impurity F An impurity of Amoxicillin. Synonyms: Amoxicillin USP RC F ; 3-(4-hydroxyphenyl)pyrazin-2-ol. Grades: > 95%. CAS No. 126247-63-0. Molecular formula: C10H8N2O2. Mole weight: 188.19. BOC Sciences
Amoxicillin Impurity G An impurity of Amoxicillin, an anti-infective medication. Synonyms: Amoxicillin USP RC G; D-(4-Hydroxyphenyl)glycyl Amoxicillin. Grades: > 95%. CAS No. 188112-75-6. Molecular formula: C24H26N4O7S. Mole weight: 514.56. BOC Sciences
Amoxicillin Impurity H An impurity of Amoxicillin. Synonyms: Amoxicillin USP RC H ; (2R)-2-[(2,2-Dimethylpropanoyl)amino]-2-(4-hydroxyphenyl)acetic acid. Grades: > 95%. CAS No. 205826-86-4. Molecular formula: C13H17NO4. Mole weight: 251.28. BOC Sciences
Amoxicillin Dimer Impurity An impuroty of Amoxicillin, a β-lactam antibiotic in the aminopenicillin family used to treat bacterial infections caused by susceptible Gram-positive and Gram-negative microorganisms. Synonyms: Amoxicillin Dimer (penicilloic acid form). CAS No. 210289-72-8. Molecular formula: C32H40N6O11S2. Mole weight: 748.82. BOC Sciences
Rac-Amoxicillin EP Impurity H Rac-Amoxicillin EP Impurity H. Uses: For analytical and research use. Group: Impurity standards. CAS No. 106644-43-3. Molecular formula: C13H17NO4. Mole weight: 251.28. Catalog: APB106644433. Alfa Chemistry Analytical Products 4
(2R,4S)-2-[(2S,5S)-5-(4-Hydroxyphenyl)-3,6-dioxo-2-piperazinyl]-5,5-dimethyl-4-thiazolidinecarboxylic Acid (2R,4S)-2-[(2S,5S)-5-(4-Hydroxyphenyl)-3,6-dioxo-2-piperazinyl]-5,5-dimethyl-4-thiazolidinecarboxylic Acid is an impurity in the synthesis of N-(Penicillan-6-yl) Open Ring Amoxicillinamide Disodium Salt , whch is an impurity of Amoxicillin (A634235); a semi-synthetic antibiotic related to Penicillin (P233500). Antibacterial. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C16H19N3O5S. US Biological Life Sciences. USBiological 10
Worldwide
(2R,4S)-2-[(2S,5S)-5-(4-Hydroxyphenyl)-3,6-dioxo-2-piperazinyl]-5,5-dimethyl-4-thiazolidinecarboxylic Acid (2R,4S)-2-[(2S,5S)-5-(4-Hydroxyphenyl)-3,6-dioxo-2-piperazinyl]-5,5-dimethyl-4-thiazolidinecarboxylic Acid is an impurity of Amoxicillin, which is an antibiotic used to treat a number of bacterial infections including middle ear infections, strep throat, pneumonia, skin infections, and urinary tract infections. Synonyms: (2R,4S)-2-[(2S,5S)-5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid; 4-Thiazolidinecarboxylic acid, 2-[(2S,5S)-5-(4-hydroxyphenyl)-3,6-dioxo-2-piperazinyl]-5,5-dimethyl-, (2R,4S)-. Molecular formula: C16H19N3O5S. Mole weight: 365.40. BOC Sciences 8
(2R, 4S) -2- ( (R) -2- (Benzyl (2- (benzylamino) ethyl) amino) -2-oxo-1- (2-phenylacetamido) ethyl) -5, 5-dimethylthiazolidine-4-carboxylic Acid (2R, 4S) -2- ( (R) -2- (Benzyl (2- (benzylamino) ethyl) amino) -2-oxo-1- (2-phenylacetamido) ethyl) -5, 5-dimethylthiazolidine-4-carboxylic Acid is an impurity of Amoxicillin (A634235), a semi-synthetic antibiotic related to Penicillin. Antibacterial. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg, 10mg. Molecular Formula: C32H38N4O4S, Molecular Weight: 574.73. US Biological Life Sciences. USBiological 10
Worldwide
(2R, 4S) -2- ( (R) -2- (Benzyl (2- (benzylamino) ethyl) amino) -2-oxo-1- (2-phenylacetamido) ethyl) -5, 5-dimethylthiazolidine-4-carboxylic Acid-d4 (2R, 4S) -2- ( (R) -2- (Benzyl (2- (benzylamino) ethyl) amino) -2-oxo-1- (2-phenylacetamido) ethyl) -5, 5-dimethylthiazolidine-4-carboxylic Acid-d4 is a labelled analogue of (2R, 4S) -2- ( (R) -2- (Benzyl (2- (benzylamino) ethyl) amino) -2-oxo-1- (2-phenylacetamido) ethyl) -5, 5-dimethylthiazolidine-4-carboxylic Acid (B209965), an impurity of Amoxicillin (A634235), which is a semi-synthetic antibiotic related to Penicillin. Antibacterial. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C32H34D4N4O4S, Molecular Weight: 578.76. US Biological Life Sciences. USBiological 10
Worldwide
[2S-[2α,5α,6 β (S*) ] ] -6- [ [ (4-Hydroxyphenyl) [ [ [ (4-nitrophenyl) methoxy] carbonyl] amino] acetyl] amino] -3, 3-dimethyl-7-oxo-4-thia-1-azabicyclo [3. 2. 0] heptane-2-carboxylic Acid [2S-[2α,5α,6 β (S*) ] ] -6- [ [ (4-Hydroxyphenyl) [ [ [ (4-nitrophenyl) methoxy] carbonyl] amino] acetyl] amino] -3, 3-dimethyl-7-oxo-4-thia-1-azabicyclo [3. 2. 0] heptane-2-carboxylic Acid is an impurity in the synthesis of N-(Penicillan-6-yl) Open Ring Amoxicillinamide Disodium Salt, which is an impurity of Amoxicillin (A634235); a semi-synthetic antibiotic related to Penicillin (P233500). Antibacterial. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C24H23N4NaO9S. US Biological Life Sciences. USBiological 10
Worldwide
3-(4-Hydroxyphenyl)-2(1H)-pyrazinone 3-(4-Hydroxyphenyl)-2(1H)-pyrazinone. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Ph Eur Amoxicillin Impurity F, Amoxicillin USP Related Compound F,Amoxicillin Trihydrate Imp. F (EP), Amoxycillin related, Amoxicillin USP RC F, 3-(4-Hydroxyphenyl)-pyrazin-2-ol, Amoxicillin Imp. F (EP), SB 258740. CAS No. 126247-63-0. Pack Sizes: 10MG. IUPAC Name: 3-(4-hydroxyphenyl)pyrazin-2-ol. Molecular formula: C10H8N2O2. Mole weight: 188.18. Catalog: APS126247630. SMILES: Oc1ccc(cc1)c2nccnc2O. Format: Neat. Shipping: Room Temperature. Alfa Chemistry Analytical Products 4
4-(Hydroxymethyl)-1H-pyrrole-3-carboxylic Acid Benzyl Ester 4-(Hydroxymethyl)-1H-pyrrole-3-carboxylic Acid Benzyl Ester is an impurity in the synthesis of Clavulanic Acid (C563750), an β-lactamase inhibitor that is added to amoxicillin (A634235) to increase its effectiveness. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 3
Worldwide
6-Aminopenicillanic acid It is produced by the strain of Peniclllun chrysogenum and Pleurotus ostreatus. 6-APA is the main raw material for semisynthesis of penicillin, and the key intermediates for semisynthesis of cephalosporin (7-ACA) and 7-amino-deacetylated ceosenoic acid (7-ADCA) can be generated by chemical or enzymatic ring expansion. Synonyms: 6-APA; Sulbactam Impurity B; Amoxicillin Impurity A; Amoxicillin Related Compound A; Amoxicillin EP Impurity A; Ampicillin EP Impurity A; Penicin; Penin; Aminopenicillanic acid; 6-Aps; Phenacyl 6-aminopenicillinate. Grades: > 95%. CAS No. 551-16-6. Molecular formula: C8H12N2O3S. Mole weight: 216.26. BOC Sciences 6
Amoxicillin Diketopiperazine Amoxicillin Diketopiperazine. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Amoxicillin Diketopiperazines, SB-206891, Amoxicillin Imp. C (EP), Ph Eur Amoxicillin Impurity C, Amoxicillin USP RC C, (4S)-2-[5-(4-Hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethylthiazolidine-4-carboxylic Acid, Amoxicillin USP Related Compound C,Amoxicillin Trihydrate Imp. C (EP). CAS No. 94659-47-9. IUPAC Name: (4S)-2-[5-(4-hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid. Molecular formula: C16H19N3O5S. Mole weight: 365.40. Catalog: APS94659479. SMILES: CC1(C)SC(N[C@H]1C(=O)O)C2NC(=O)C(NC2=O)c3ccc(O)cc3. Format: Neat. Alfa Chemistry Analytical Products 4
Amoxicillin Dimer Sodium Salt Amoxicillin Dimer Sodium Salt. Uses: For analytical and research use. Group: Impurity standards. Catalog: APS00808. Format: Neat. Alfa Chemistry Analytical Products 4
Amoxicillin Dimer tri-Sodium Salt (penicilloic acid form) (Mixture of Diastereomers) Amoxicillin Dimer tri-Sodium Salt (penicilloic acid form) (Mixture of Diastereomers). Uses: For analytical and research use. Group: Impurity standards. Catalog: APS00809. Format: Neat. Alfa Chemistry Analytical Products 4
Amoxicillin Dimer tri-Sodium Salt (penicilloic acid form)(Mixture of Diastereomers) Amoxicillin Dimer tri-Sodium Salt (penicilloic acid form)(Mixture of Diastereomers). Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 5MG. Catalog: APS005756. Format: Neat. Shipping: Room Temperature. Alfa Chemistry Analytical Products 4
Amoxicillin Related Compound J An impurity of Amoxicillin. Synonyms: 6-APA Amoxicillin Amide ; (2S,5R,6R)-6-[[(2S,5R,6R)-6-[[(2R)-2-Amino-2-(4-hydroxyphenyl)acetyl] amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl] amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid. Grades: > 95%. CAS No. 73590-06-4. Molecular formula: C32H38N6O10S2. Mole weight: 730.82. BOC Sciences
Amoxicillin Trimer Trisodium Salt (>90%) Amoxicillin Trimer Trisodium Salt (>90%). Uses: For analytical and research use. Group: Impurity standards. Catalog: APS00810. Format: Neat. Alfa Chemistry Analytical Products 4
Amoxycilloic Acid Sodium Salt Amoxycilloic Acid Sodium Salt is an impurity of Amoxicillin, which is an antibiotic used to treat a number of bacterial infections including middle ear infections, strep throat, pneumonia, skin infections, and urinary tract infections. Synonyms: Glycine, (2R)-2-(4-hydroxyphenyl)glycyl-2-[(2R,4S)-4-carboxy-5,5-dimethyl-2-thiazolidinyl]-, (2R)-, Sodium Salt (1:1); (2R)-(2R)-2-(4-Hydroxyphenyl)glycyl-2-[(2R,4S)-4-carboxy-5,5-dimethyl-2-thiazolidinyl]glycine Sodium Salt; Glycine, D-2-(4-carboxy-5,5-dimethyl-2-thiazolidinyl)-N-[D-2-(4-hydroxyphenyl)glycyl]-, (2R-trans)-, Sodium Salt; Amoxipenicilloic acid Sodium Salt; (2R-trans)-D-2-(4-Carboxy-5,5-dimethyl-2-thiazolidinyl)-N-[D-2-(4-hydroxyphenyl)glycyl]glycine Sodium Salt; Sodium amoxicilloate; Amoxicilloic acid sodium salt; 2-Thiazolidineacetic acid, α-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-4-carboxy-5,5-dimethyl-, sodium salt, (αR,2R,4S)- (1:1). Grades: 95%. Molecular formula: C16H20N3NaO6S. Mole weight: 405.40. BOC Sciences
Amoxycilloic Acid Sodium Salt (Mixture of Diastereomers) Amoxycilloic Acid Sodium Salt is an impurity of Amoxicillin, which is an antibiotic used to treat a number of bacterial infections including middle ear infections, strep throat, pneumonia, skin infections, and urinary tract infections. Synonyms: (αR,2R,4S)-α-[[Amino(4-hydroxyphenyl)acetyl]amino]-4-carboxy-5,5-dimethyl-2-thiazolidineacetic Acid Sodium Salt; Amoxipenicilloic Acid Sodium Salt; Amoxicillin Penilloic Acid Sodium Salt. Molecular formula: C16H21N3O6S.xNa. Mole weight: 383.42 (free acid). BOC Sciences
Amoxycilloic Acid Trimer Amoxycilloic Acid Trimer is an impurity of Amoxicillin, which is an antibiotic used to treat a number of bacterial infections including middle ear infections, strep throat, pneumonia, skin infections, and urinary tract infections. Synonyms: Amoxicillin EP Impurity N; (2R,4S,2'R,4'S,2''R,4''S)-2,2',2''-[(1R,4R,7R,10R,13R,16R)-16-Amino-1-carboxy-4,10,16-tris(4-hydroxyphenyl)-3,6,9,12,15-pentaoxo-2,5,8,11,14-pentaazahexadecane-1,7,13-triyl]tris(5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid); (2R)-(2R)-2-(4-Hydroxyphenyl)glycyl-(2R)-2-[(2R,4S)-4-carboxy-5,5-dimethyl-2-thiazolidinyl]glycyl-(2R)-2-(4-hydroxyphenyl)glycyl-(2R)-2-[(2R,4S)-4-carboxy-5,5-dimethyl-2-thiazolidinyl]glycyl-(2R)-2-(4-hydroxyphenyl)glycyl-2-[(2R,4S)-4-carboxy-5,5-dimethyl-2-thiazolidinyl]glycine; 2-Thiazolidineacetic acid, α-[[(2R,5R,8R,11R,14R)-14-amino-5,11-bis[(2R,4S)-4-carboxy-5,5-dimethyl-2-thiazolidinyl]-2,8,14-tris(4-hydroxyphenyl)-1,4,7,10,13-pentaoxo-3,6,9,12-tetraazatetradec-1-yl]amino]-4-carboxy-5,5-dimethyl-, (αR,2R,4S)-. Grades: ≥95%. CAS No. 210289-73-9. Molecular formula: C48H59N9O16S3. Mole weight: 1114.23. BOC Sciences
APA Amoxicillin Amide APA Amoxicillin Amide is a derivative of Amoxicillin, which is an antibiotic used to treat a number of bacterial infections including middle ear infections, strep throat, pneumonia, skin infections, and urinary tract infections. Synonyms: N-(Penicillan-6-yl) amoxicillinamide; Amoxicillin EP Impurity L; Amoxicillin USP Related Compound L; 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[[(2S,5R,6R)-6-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl]carbonyl]amino]-3,3-dimeth yl-7-oxo-, (2S,5R,6R)-. Grades: 95%. CAS No. 1789703-32-7. Molecular formula: C24H29N5O7S2. Mole weight: 563.65. BOC Sciences
Benzylpenicilloic Acid Benzathide Benzylpenicilloic Acid Benzathide is an impurity of Amoxicillin, which is an antibiotic used to treat a number of bacterial infections including middle ear infections, strep throat, pneumonia, skin infections, and urinary tract infections. Synonyms: (2R,4S)-2-[(1R)-2-[benzyl-[2-(benzylamino)ethyl]amino]-2-oxo-1-[(2-phenylacetyl)amino]ethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid; Benzathine Benzylpenicillin Impurity C (EP); Benzathine Benzyl Penicillin Impurity C (Benzylpenicilloic acids Benzathine); 4-Thiazolidinecarboxylic acid, 5, 5-dimethyl-2-[ (1R) -2-oxo-1-[ (2-phenylacetyl) amino]-2-[ (phenylmethyl) [2-[ (phenylmethyl) amino]ethyl]amino]ethyl]-, (2R,4S)-. Grades: 98%. Molecular formula: C32H38N4O4S. Mole weight: 574.73. BOC Sciences 8
Cefprozil Monohydrate EP Impurity A An impurity of Amoxicillin. Synonyms: Amoxicillin USP related compound I; p-hydroxyphenylglycine; Cefoperazone Impurity 3; D-4-Hydroxyphenylglycine; 4-Hydroxy-D-phenylglycine; H-D-PHG(4-OH)-OH; (R)-2-Amino-2-(4-hydroxyphenyl)acetic acid. Grades: ≥ 99% (HPLC). CAS No. 22818-40-2. Molecular formula: C8H9NO3. Mole weight: 167.17. BOC Sciences 6
N-(Penicillan-6-yl) Open Ring Amoxicillinamide Disodium Salt N-(Penicillan-6-yl) Open Ring Amoxicillinamide Disodium Salt is an impurity of Amoxicillin, which is an antibiotic used to treat a number of bacterial infections including middle ear infections, strep throat, pneumonia, skin infections, and urinary tract infections. Synonyms: 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[(2R)-2-[[2-amino-2-(4-hydroxyphenyl)acetyl]amino]-2-[(2R,4S)-4-carboxy-5,5-dimethyl-2-thiazolidinyl]acetyl]amino]-3,3-dimethyl-7-oxo-, sodium salt, (2S,5R,6R)- (1:2); (2S,5R,6R)-6-((2R)-2-(2-Amino-2-(4-hydroxyphenyl)acetamido)-2-((2R,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid Disodium Salt; Disodium (2S,5R,6R)-6-({(2R)-2-{[amino(4-hydroxyphenyl)acetyl]amino}-2-[(2R,4S)-4-carboxylato-5,5-dimethyl-1,3-thiazolidin-2-yl]acetyl}amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate. Grades: 90%. Molecular formula: C24H29N5Na2O8S2. Mole weight: 625.62. BOC Sciences 8

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