Find where to buy products from suppliers in the USA, including: distributors, industrial manufacturers in America, bulk supplies and wholesalers of raw ingredients & finished goods.
Azithromycinimpurity 19. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R, 4R, 5S, 6R, 9R, 10S, 11S, 12R, 13R, 15R, Z)-12-(((2S, 3R, 4S, 6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-6-ethyl-4, 5-dihydroxy-10-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3, 5, 9, 11, 13, 15-hexamethyl-7, 16-dioxa-2-azabicyclo[11.2.1]hexadec-1-en-8-one. CAS No. 99290-97-8. Molecular Formula: C37H66N2O12. Mole Weight: 730.93. Catalog: APB99290978.
Azithromycinimpurity 20
Azithromycinimpurity 20. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R, 4S, 5S, 6R, 7R, 9R, 11S, 12R, 13S, 14R, E)-6-(((3R, 4S, 6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7, 12, 13-trihydroxy-4-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-10-(hydroxyimino)-3, 5, 7, 9, 11, 13-hexamethyloxacyclotetradecan-2-one. CAS No. 111321-02-9. Molecular Formula: C37H68N2O13. Mole Weight: 748.94. Catalog: APB111321029.
AzithromycinImpurity 23
AzithromycinImpurity 23. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C38H70N2O12. Mole Weight: 746.98. Catalog: APB06601.
AzithromycinImpurity 25
AzithromycinImpurity 25. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C38H74N2O13. Mole Weight: 767.01. Catalog: APB06602.
AzithromycinImpurity 26
AzithromycinImpurity 26. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2365312-75-8. Molecular Formula: C38H74N2O13. Mole Weight: 767.01. Catalog: APB2365312758.
AzithromycinImpurity 27
AzithromycinImpurity 27. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C30H60N2O10. Mole Weight: 608.81. Catalog: APB06603.
AzithromycinImpurity 28
AzithromycinImpurity 28. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2365312-76-9. Molecular Formula: C30H60N2O10. Mole Weight: 608.81. Catalog: APB2365312769.
AzithromycinImpurity 29
AzithromycinImpurity 29. Uses: For analytical and research use. Group: Impurity standards. CAS No. 217500-34-0. Molecular Formula: C41H79N3O12. Mole Weight: 806.08. Catalog: APB217500340.
AzithromycinImpurity A
Azithromycin, derived from erythromycin, is an antibiotic. It binds to the 50S subunit of the bacterial ribosome, and thus inhibits translation of mRNA. It is an azalide, a subclass of macrolide antibiotics and is one of the world's best-selling antibiotics. Synonyms: Azaerythromycin A; 9-Deoxo-9a-aza-9a-homoerythromycin A; Desmethyl Azithromycin. Grades: > 98%. CAS No. 76801-85-9. Molecular formula: C37H70N2O12. Mole weight: 734.96.
AzithromycinImpurity B
AzithromycinImpurity B is an impurity of Azithromycin. Synonyms: Azithromycin B. Grades: > 95%. CAS No. 307974-61-4. Molecular formula: C38H72N2O11. Mole weight: 733.00.
Azithromycinimpurity C
Azithromycinimpurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Azithromycin C (3?-O-demethylazithromycin)k; (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-13-((4,5-dihydroxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-11-((4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2-ethyl-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 620169-47-3. Molecular Formula: C37H70N2O12. Mole Weight: 734.96. Catalog: APB620169473.
AzithromycinImpurity C
An impurity of Azithromycin. Azithromycin is an antibiotic for the treatment of bacterial infections including middle ear infections, strep throat, pneumonia, and other sexually transmitted infections. Synonyms: Azithromycin C; 3''-O-Demethylazithromycin; Azithromycin EP Impurity C. Grades: > 95%. CAS No. 620169-47-3. Molecular formula: C37H70N2O12. Mole weight: 734.97.
AzithromycinImpurity D
AzithromycinImpurity D is an impurity of azithromycin, a macrolide antibiotic used for bacterial infections. Synonyms: Azithromycin F; Azithromycin EP Impurity D; 14-Demethyl-14-(hydroxymethyl)azithromycin. CAS No. 612069-26-8. Molecular formula: C38H72N2O13. Mole weight: 764.98.
AzithromycinImpurity E
AzithromycinImpurity E is one of several different impurities found in the macrolide antibiotic, azithromycin. It can be used as a reference standard for azithromycinimpurity tracing. Synonyms: N',N'-Di(desmethyl) azithromycin; 3'-N,N-Di(desmethyl) azithromycin. Grades: > 95%. CAS No. 612069-27-9. Molecular formula: C36H68N2O12. Mole weight: 720.95.
AzithromycinImpurity F
AzithromycinImpurity F is one of several different impurities found in the macrolide antibiotic, azithromycin. It can be used as a trace impurity reference standard. Synonyms: 3'-N-Demethyl-3'-N-formylazithromycin; Azithromycin Related Compound F. Grades: > 95%. CAS No. 612069-28-0. Molecular formula: C38H70N2O13. Mole weight: 762.99.
AzithromycinImpurity G
AzithromycinImpurity G is an impurity found in the macrolide antibiotic, azithromycin. It can be used as a standard to trace azithromycin impurities. Synonyms: 3'-N-Demethyl-3'-N-((4-methylphenyl)sulfonyl)azithromycin; Azithromycin EP Impurity G. Grades: > 95%. CAS No. 612069-31-5. Molecular formula: C44H76N2O14S. Mole weight: 889.17.
AzithromycinImpurity H
AzithromycinImpurity H is an impurity found in the macrolide antibiotic, azithromycin. It can be used as a reference standard to trace impurities in azithromycin. Synonyms: 3'-N-((4-(Acetylamino)phenyl)sulfonyl)-3'-N-demethylazithromycin; Azithromycin Related Impurity H. Grades: > 95%. CAS No. 612069-30-4. Molecular formula: C45H77N3O15S. Mole weight: 932.19.
AzithromycinImpurity I
AzithromycinImpurity I is an impurity of azithromycin, a macrolide antibiotic used for bacterial infections. Synonyms: CP-64434; Azithromycin EP Impurity I; AzithromycinImpurity I; N'-Desmethyl Azithromycin; 3'-N-Desmethylazithromycin. Grades: > 95%. CAS No. 172617-84-4. Molecular formula: C37H70N2O12. Mole weight: 734.98.
AzithromycinImpurity J
AzithromycinImpurity J is a metabolite of the semi-synthetic macrolide antibiotic Azithromycin. Synonyms: CP 66458; Desosaminylazithromycin; Azithromycin EP Impurity J. Grades: > 95%. CAS No. 117693-41-1. Molecular formula: C30H58N2O9. Mole weight: 590.79.
AzithromycinImpurity K
AzithromycinImpurity K is a metabolite of the semi-synthetic macrolide antibiotic Azithromycin. Synonyms: C14,1''-epoxyazithromycin. Grades: > 95%. CAS No. 612534-95-9. Molecular formula: C38H70N2O13. Mole weight: 762.97.
AzithromycinImpurity L
An impurity found in the macrolide antibiotic, azithromycin. Synonyms: Azithromycin EP Impurity L; Azithromycin N-Oxide. Grades: > 95%. CAS No. 90503-06-3. Molecular formula: C38H72N2O13. Mole weight: 764.98.
AzithromycinImpurity M
AzithromycinImpurity M is a degradation products of Azithromycin. Synonyms: 3'-N,N-Di(desmethyl)-3'-N-formyl Azithromycin. Grades: > 95%. CAS No. 765927-71-7. Molecular formula: C37H68N2O13. Mole weight: 748.96.
AzithromycinImpurity N
AzithromycinImpurity N is a degradation products of Azithromycin. Synonyms: Azithromycin EP Impurity N; 3'-De(dimethylamino)-3'-oxoazithromycin. Grades: > 95%. CAS No. 612069-25-7. Molecular formula: C36H65NO13. Mole weight: 719.92.
Azithromycinimpurity P
Azithromycinimpurity P. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-11-(((3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2,6-diethyl-3,4,10-trihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,8,10,12,14-hexamethyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 92594-45-1. Molecular Formula: C39H74N2O12. Mole Weight: 763.01. Catalog: APB92594451.
AzithromycinImpurity Q
Cas No. 2095879-65-3.
Azithromycinimpurity R
Azithromycinimpurity R. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1R,2R,3R,6R,7S,8S,9R,10S,12R,15R)-9-(((3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3-ethyl-2,10-dihydroxy-7-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-2,6,8,10,12,15-hexamethyl-4,16-dioxa-14-azabicyclo[11.2.1]hexadec-13-en-5-one. CAS No. 161193-44-8. Molecular Formula: C37H66N2O12. Mole Weight: 730.93. Catalog: APB161193448.
AzithromycinImpurity R
AzithromycinImpurity R is an impurity in the synthesis of Erythromycin. Synonyms: Erythromycin A 9,11-Imino Ether. Grades: > 95%. CAS No. 161193-44-8. Molecular formula: C37H66N2O12. Mole weight: 730.94.
Azithromycinimpurity S
Azithromycinimpurity S. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R, 4S, 5S, 6R, 7R, 9R, 11S, 12R, 13S, 14R, E)-6-(((3R, 4S, 6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7, 12, 13-trihydroxy-4-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-10-(methoxyimino)-3, 5, 7, 9, 11, 13-hexamethyloxacyclotetradecan-2-one. CAS No. 53066-26-5. Molecular Formula: C38H70N2O13. Mole Weight: 762.97. Catalog: APB53066265.
Azithromycin EP impurity B
Azithromycin EP impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2R,3R,4S,5R,8R,10R,11R,12S,13S,14R)-11-(((2S,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2-ethyl-4,10-dihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 307974-61-4. Molecular Formula: C38H72N2O11. Mole Weight: 732.99. Catalog: APB307974614.
Azithromycin EP impurity D
Azithromycin EP impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-11-(((3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2-ethyl-3,4,10-trihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-14-(hydroxymethyl)-3,5,6,8,10,12-hexamethyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 612069-26-8. Molecular Formula: C38H72N2O13. Mole Weight: 764.98. Catalog: APB612069268.
Azithromycin EP Impurity D
Azithromycin EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C38H72N2O13. Mole Weight: 764.99. Catalog: APB06598.
Azithromycin EP impurity E
Azithromycin EP impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3'-N,NDidemethyl)azithromycin (aminoazithromycin)e; (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-11-(((3R,4S,6R)-4-amino-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-2-ethyl-3,4,10-trihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 612069-27-9. Molecular Formula: C36H68N2O12. Mole Weight: 720.93. Catalog: APB612069279.
Azithromycin EP impurity F
Azithromycin EP impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Azithromycin related compound F; N-((3R, 4S, 6R)-2-(((2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-2-ethyl-3, 4, 10-trihydroxy-13-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3, 5, 6, 8, 10, 12, 14-heptamethyl-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-6-methyltetrahydro-2H-pyran-4-yl)-N-methylformamide. CAS No. 612069-28-0. Molecular Formula: C38H70N2O13. Mole Weight: 762.97. Catalog: APB612069280.
Azithromycin EP impurity G
Azithromycin EP impurity G. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3'-N-Demethyl-3'-N-[(4-methylphenyl)sulfonyl]azi Thromycinq; N-((3R, 4S, 6R)-2-(((2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-2-ethyl-3, 4, 10-trihydroxy-13-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3, 5, 6, 8, 10, 12, 14-heptamethyl-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-6-methyltetrahydro-2H-pyran-4-yl)-N, 4-dimethylbenzenesulfonamide. CAS No. 612069-31-5. Molecular Formula: C44H76N2O14S. Mole Weight: 889.14. Catalog: APB612069315.
Azithromycin EP impurity H
Azithromycin EP impurity H. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3'-N-{[4-(Acetylamino)phenyl]sulfonyl}-3'-demethyla Zithromycinm; N-(4-(N-((3R, 4S, 6R)-2-(((2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-2-ethyl-3, 4, 10-trihydroxy-13-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3, 5, 6, 8, 10, 12, 14-heptamethyl-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-6-methyltetrahydro-2H-pyran-4-yl)-N-methylsulfamoyl)phenyl)acetamide. CAS No. 612069-30-4. Molecular Formula: C45H77N3O15S. Mole Weight: 932.17. Catalog: APB612069304.
Azithromycin EP impurity I
Azithromycin EP impurity I. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-Demethylazithromycini; (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-3,4,10-trihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-11-(((3R,4S,6R)-3-hydroxy-6-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 172617-84-4. Molecular Formula: C37H70N2O12. Mole Weight: 734.96. Catalog: APB172617844.
Azithromycin EP impurity K
Azithromycin EP impurity K. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S, 4aR, 4'R, 5'S, 6'S, 7R, 8S, 9R, 10R, 13R, 15R, 16R, 17S, 17aS)-16-(((3R, 4S, 6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-7-ethyl-5', 8, 9, 15-tetrahydroxy-4'-methoxy-4', 6', 8, 10, 11, 13, 15, 17-octamethylhexadecahydro-4H-spiro[[1, 3]dioxino[4, 5-m][1, 6]oxaazacyclopentadecine-2, 2'-pyran]-5(4aH)-one. CAS No. 612534-95-9. Molecular Formula: C38H70N2O13. Mole Weight: 762.97. Catalog: APB612534959.
Azithromycin EP Impurity L
Azithromycin EP Impurity L. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Azithromycin N-oxidea; (3R, 4S, 6R)-2-(((2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-2-ethyl-3, 4, 10-trihydroxy-13-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3, 5, 6, 8, 10, 12, 14-heptamethyl-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-N, N, 6-trimethyltetrahydro-2H-pyran-4-amine oxide. CAS No. 90503-06-3. Molecular Formula: C38H72N2O13. Mole Weight: 764.98. Catalog: APB90503063.
Azithromycin EP impurity M
Azithromycin EP impurity M. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3'-(N,N-Didemethyl)-3'-N-formylazithromycin; N-((3R, 4S, 6R)-2-(((2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-2-ethyl-3, 4, 10-trihydroxy-13-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3, 5, 6, 8, 10, 12, 14-heptamethyl-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-6-methyltetrahydro-2H-pyran-4-yl)formamide. CAS No. 765927-71-7. Molecular Formula: C37H68N2O13. Mole Weight: 748.94. Catalog: APB765927717.
Azithromycin EP Impurity N
Azithromycin EP Impurity N. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3'-De(dimethylamino)-3'-oxoazithromycinl; (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-3,4,10-trihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-11-(((3S,6R)-3-hydroxy-6-methyl-4-oxotetrahydro-2H-pyran-2-yl)oxy)-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 612069-25-7. Molecular Formula: C36H65NO13. Mole Weight: 719.90. Catalog: APB612069257.
Azithromycin EP impurity O
Azithromycin EP impurity O. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-Desethyl-2-propylazithromycinp; (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-11-(((3R,4S,6S)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-3,4,10-trihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,6,8,10,12,14-heptamethyl-2-propyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 763924-54-5. Molecular Formula: C39H74N2O12. Mole Weight: 763.01. Catalog: APB763924545.
Azithromycin EP impurity Q
Azithromycin EP impurity Q. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3'-N-{[4-(Acetylamino)phenyl]sulfonyl}-3',3'-dideme thylazithromycinh; N-(4-(N-((2S, 3R, 4S, 6R)-2-(((2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-2-ethyl-3, 4, 10-trihydroxy-13-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3, 5, 6, 8, 10, 12, 14-heptamethyl-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-6-methyltetrahydro-2H-pyran-4-yl)sulfamoyl)phenyl)acetamide. CAS No. 2095879-65-3. Molecular Formula: C44H75N3O15S. Mole Weight: 918.14. Catalog: APB2095879653.
Azithromycin EP Impurity Q
Azithromycin EP Impurity Q. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C44H75N3O15S. Mole Weight: 918.15. Catalog: APB06599.
12-Deoxy-α-Aza-8α-homoerythromycin A
12-Deoxy-α-Aza-8α-homoerythromycin A is an impurity in the synthesis of Azithromycin (A927000), a semi-synthetic macrolide antibiotic, and related to Erythromycin A. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C37H68N2O12. US Biological Life Sciences.
Azithromycin Aglycone is an impurity of Azithromycin. Azithromycin is a macrolide antibiotic used to treat a variety of bacterial infections. Synonyms: (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-3,4,10,11,13-pentahydroxy-3,5,6,8,10,12,14-heptamethyl-1-oxa-6-azacyclopentadecan-15-one. CAS No. 117693-42-2. Molecular formula: C22H43NO7. Mole weight: 433.58.
Azithromycin B
Azithromycin B (Azithromycin EP Impurity B), is an impurity of Azithromycin, a semi-synthetic macrolide antibiotic, and related to Erythromycin A. Group: Biochemicals. Alternative Names: (2R, 3R, 4S, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-13-[(2, 6-Dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-2-ethyl-4, 10-dihydroxy-3, 5, 6, 8, 10, 12, 14-heptamethyl-11-[[3, 4, 6-trideoxy-3-(dimethylamino)- β-D-xylo-hexopyranosyl]oxy]-1-Oxa-6-azacyclopentadecan-15-one; Azithromycin EP Impurity B. Grades: Highly Purified. CAS No. 307974-61-4. Pack Sizes: 500ug, 1mg, 2.5mg. Molecular Formula: C??H??N?O??, Molecular Weight: 732.99. US Biological Life Sciences.
Worldwide
Azithromycin impurities 23
Azithromycin impurities 23. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: thiocyanic acid compound with (3R, 4S, 5S, 6R, 7R, 9R, 11S, 12R, 13S, 14R, E)-6-(((2S, 3R, 4S, 6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7, 12, 13-trihydroxy-4-(((2R, 4R, 5S, 6S)-5-hydroxy-4-methoxy-4, 6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-10-(hydroxyimino)-3, 5, 7, 9, 11, 13-hexamethyloxacyclotetradecan-2-one (1:1). CAS No. 1126088-19-4. Molecular Formula: C38H69N3O13S. Mole Weight: 808.03. Catalog: APB1126088194.
Cladinose
Cladinose, an imperative chemical modification present in the macrolide category of antibacterial medications, demonstrates its excellence in combating Gram-positive bacteria, even the drug-resistant variants. With its pivotal role, Cladinose actively treats bacterial infections involving pneumonia, respiratory tract infections, skin and soft tissue infections, as well as selective sexually transmitted diseases. Notably, the inclusion of Cladinose remarkably enhances the efficiency and potency of these antibiotics, thereby advancing their therapeutic outcomes. Synonyms: L-Cladinose; 2,6-Dideoxy-3-C-methyl-3-O-methyl-ribo-hexose; AzithromycinImpurity 4; (4R,5S,6S)-4-Methoxy-4,6-dimethyltetrahydro-2H-pyran-2,5-diol; 3-C,3-O-Dimethyl-2,6-dideoxy-D-ribo-hexose. Grades: ≥95%. CAS No. 470-12-2. Molecular formula: C8H16O4. Mole weight: 176.21.
Descladinose Azithromycin-d3
Labelled Descladinose Azithromycin, a metabolite of the semi-synthetic macrolide antibiotic Azithromycin. Synonyms: (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-Ethyl-3,4,10,13-tetrahydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-1-oxa-6-azacyclopentadecan-15-one-d3; CP 66458-d3; Desosaminylazithromycin-d3; AzithromycinImpurity J-d3. Molecular formula: C30H55D3N2O9. Mole weight: 593.81.
Lexithromycin
It is an early semi-synthetic erythromycin, prepared by reaction of the 9-keto moiety to methyl oxime. It shows broad spectrum antibacterial and antiprotozoan activity and acts by binding to the 30S and 50S ribosomal sub-units, blocking protein synthesis. Synonyms: Erythromycin A 9-methoxime; Wy 48314; Erythromycin A 9-(O-methyloxime); 9-deoxo-9-methoxyiminoerythromycin A; AzithromycinImpurity 4. Grades: >98% by HPLC. CAS No. 53066-26-5. Molecular formula: C38H70N2O13. Mole weight: 762.97.
N-Desmethyl Azithromycin B
N-Desmethyl Azithromycin B Is an impurity of Azithromycin (A927000), a semi-synthetic macrolide antibiotic, and related to Erythromycin A. Group: Biochemicals. Grades: Highly Purified. CAS No. 857078-26-3. Pack Sizes: 500ug, 2.5mg. Molecular Formula: C37H70N2O11. US Biological Life Sciences.
Worldwide
Would you like to list your products on USA Chemical Suppliers?
Our database is helping our users find suppliers everyday.