Alfa Chemistry is a global leading supplier of analytical chemistry reagents, providing a wide range of analytical chemicals such as analytical standards for a variety of analytical applications.
×
Product
Description
Suppliers Website
Brivaracetam Impurity 33
Brivaracetam Impurity 33. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-(chloromethyl)hexanoic acid. CAS No. 2101641-90-9. Molecular Formula: C7H13ClO2. Mole Weight: 164.63. Catalog: APB2101641909.
Brivaracetam Impurity 36
Brivaracetam Impurity 36. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(hydroxymethyl)hexanamide. CAS No. 2252417-17-5. Molecular Formula: C11H22N2O3. Mole Weight: 230.3. Catalog: APB2252417175.
Brivaracetam Impurity 41
Brivaracetam Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-2-(2-oxo-4-propyl-2,5-dihydro-1H-pyrrol-1-yl)butanamide. CAS No. 357338-13-7. Molecular Formula: C11H18N2O2. Mole Weight: 210.27. Catalog: APB357338137.
Brivaracetam Impurity 46
Brivaracetam Impurity 46. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-((S)-4-benzyl-2-oxooxazolidine-3-carbonyl)hexanenitrile. CAS No. 2242963-07-9. Molecular Formula: C17H20N2O3. Mole Weight: 300.35. Catalog: APB2242963079.
Brivaracetam Impurity 79
Brivaracetam Impurity 79. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: ethyl 3-(hydroxymethyl)hexanoate. CAS No. 2167633-39-6. Molecular Formula: C9H18O3. Mole Weight: 174.24. Catalog: APB2167633396.
Brivaracetam Impurity 80
Brivaracetam Impurity 80. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-ethyldihydrofuran-2(3H)-one. CAS No. 16496-51-8. Molecular Formula: C6H10O2. Mole Weight: 114.14. Catalog: APB16496518.
Brivaracetam Impurity 81
Brivaracetam Impurity 81. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-tert-butyl 3-(bromomethyl)hexanoate. CAS No. 2200297-71-6. Molecular Formula: C11H21BrO2. Mole Weight: 265.19. Catalog: APB2200297716.
Brivaracetam Impurity 89
Brivaracetam Impurity 89. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-butyldihydrofuran-2(3H)-one. CAS No. 22530-99-0. Molecular Formula: C8H14O2. Mole Weight: 142.2. Catalog: APB22530990.
Brivudine Impurity 10
Brivudine Impurity 10. Uses: For analytical and research use. Group: Impurity standards. CAS No. 55520-67-7. Molecular Formula: C11H14N2O5. Mole Weight: 254.24. Catalog: APB55520677.
Brivudine Impurity 15
Brivudine Impurity 15. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2640030-37-9. Molecular Formula: C5H10O4. Mole Weight: 134.13. Catalog: APB2640030379.
Brivudine Impurity 29
Brivudine Impurity 29. Uses: For analytical and research use. Group: Impurity standards. CAS No. 25137-84-2. Molecular Formula: C25H22Cl2N2O7. Mole Weight: 533.36. Catalog: APB25137842.
Brivudine Impurity 3
Brivudine Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-((2R,4R,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-iodopyrimidine-2,4(1H,3H)-dione. CAS No. 54-42-2. Molecular Formula: C9H11IN2O5. Mole Weight: 354.1. Catalog: APB54422.
Brivudine Impurity 4
Brivudine Impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 21890-35-7. Molecular Formula: C4H5Br. Mole Weight: 132.99. Catalog: APB21890357.
Brivudine Impurity 5
Brivudine Impurity 5. Uses: For analytical and research use. Group: Impurity standards. CAS No. 56318-77-5. Molecular Formula: C4H5Br. Mole Weight: 132.99. Catalog: APB56318775.
Brivudine Impurity 6
Brivudine Impurity 6. Uses: For analytical and research use. Group: Impurity standards. CAS No. 64930-16-1. Molecular Formula: C4H6Br2. Mole Weight: 213.9. Catalog: APB64930161.
Brivudine Impurity 8
Brivudine Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 34846-90-7. Molecular Formula: C5H8O3. Mole Weight: 116.12. Catalog: APB34846907.
Brolamine Hydrochloride 3
Brolamine Hydrochloride 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-hydroxy-2,2-dimethylpropyl 4-methylbenzenesulfonate. CAS No. 21651-04-7. Molecular Formula: C12H18O4S. Mole Weight: 258.33. Catalog: APB21651047.
Bromfenac Impurity 3
Bromfenac Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1644279-16-2. Molecular Formula: C30H18Br2N2O3. Mole Weight: 614.29. Catalog: APB1644279162.
Bromfenac Impurity 3
Bromfenac Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 7-(4-bromobenzoyl)indoline-2,3-dione. CAS No. 241825-88-7. Molecular Formula: C15H8BrNO3. Mole Weight: 330.13. Catalog: APB241825887.
Bromfenac Impurity 4
Bromfenac Impurity 4. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-amino-3-(4-bromobenzoyl)benzoic acid. CAS No. 241496-82-2. Molecular Formula: C14H10BrNO3. Mole Weight: 320.14. Catalog: APB241496822.
Bromfenac Related substance III
Bromfenac Related substance III. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: sodium 2-(2-amino-3-(4-bromobenzoyl)phenyl)-2-oxoacetate. CAS No. 1391052-54-2. Molecular Formula: C15H9BrNNaO4. Mole Weight: 370.13. Catalog: APB1391052542.
Bromfenac sodium Impurity C
Bromfenac sodium Impurity C. Uses: For analytical and research use. Group: Impurity standards. CAS No. 241825-87-6. Molecular Formula: C15H10BrNO4. Mole Weight: 348.15. Catalog: APB241825876.
Bromhexine
Bromhexine. Uses: For analytical and research use. Group: Impurity standards. CAS No. 3572-43-8. Molecular Formula: C14H20Br2N2. Mole Weight: 376.14. Catalog: APB3572438.
Bromhexine EP Impurity C
Bromhexine EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2- ( (cyclohexyl (methyl)amino)methyl)aniline. CAS No. 57365-08-9. Molecular Formula: C14H22N2. Mole Weight: 218.34. Catalog: APB57365089.
Bromhexine Hydrochloride Impurity I
Bromhexine Hydrochloride Impurity I. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1631131-52-6. Molecular Formula: C14H20BrClN2. Mole Weight: 331.68. Catalog: APB1631131526.
Bromhexine hydrochloride Impurity L
Bromhexine hydrochloride Impurity L. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1660957-78-7/ 2,4-dibromo-6-((cyclohexylamino)methyl)aniline hydrochlorid. CAS No. 14860-48-1. Molecular Formula: C13H19Br2ClN2. Mole Weight: 398.56. Catalog: APB14860481.
Bromhexine Impurity 12
Bromhexine Impurity 12. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-bromo-6- ( (cyclohexyl (methyl)amino)methyl)aniline. CAS No. 63471-27-2. Molecular Formula: C14H21BrN2. Mole Weight: 297.23. Catalog: APB63471272.
Bromhexine Impurity 18
Bromhexine Impurity 18. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2155876-24-5. Molecular Formula: C8H5BrClNO2. Mole Weight: 262.49. Catalog: APB2155876245.
Bromhexine Impurity 26
Bromhexine Impurity 26. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2724689-57-8. Molecular Formula: C14H20Br2N2O. Mole Weight: 392.14. Catalog: APB2724689578.
Bromhexine Related Compound 3
Bromhexine Related Compound 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2512203-87-9. Molecular Formula: C14H16Br2N2O. Mole Weight: 388.1. Catalog: APB2512203879.
Bromocriptine
Bromocriptine. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6aR,9R)-5-bromo-N-((2R,5S,10aS,10bS)-10b-hydroxy-5-isobutyl-2-isopropyl-3,6-dioxooctahydro-2H-oxazolo[3,2-a]pyrrolo[2,1-c]pyrazin-2-yl)-7-methyl-4,6,6a,7,8,9-hexahydroindolo[4,3-fg]quinoline-9-carboxamide. CAS No. 25614-03-3. Molecular Formula: C32H40BrN5O5. Mole Weight: 654.59. Catalog: APB25614033.
Bromocriptine EP Impurity D
Bromocriptine EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6aR,9R)-5-bromo-7-methyl-4,6,6a,7,8,9-hexahydroindolo[4,3-fg]quinoline-9-carboxylic acid. CAS No. 478-83-1. Molecular Formula: C16H15BrN2O2. Mole Weight: 347.21. Catalog: APB478831.
Bromocriptine EP Impurity E
Bromocriptine EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6aR,9R)-5-bromo-7-methyl-4,6,6a,7,8,9-hexahydroindolo[4,3-fg]quinoline-9-carboxamide. CAS No. 2492-53-7. Molecular Formula: C16H16BrN3O. Mole Weight: 346.22. Catalog: APB2492537.
Bromophenolic acid impurity 4
Bromophenolic acid impurity 4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2445168-29-4. Molecular Formula: C16H14BrNO3. Mole Weight: 348.2. Catalog: APB2445168294.
Bromopride Impurity C
Bromopride Impurity C. Uses: For analytical and research use. Group: Impurity standards. CAS No. 35290-97-2. Molecular Formula: C8H8BrNO3. Mole Weight: 246.06. Catalog: APB35290972.
Brompheniramine Impurity 1
Brompheniramine Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 18453-10-6. Molecular Formula: C15H17BrN2. Mole Weight: 305.22. Catalog: APB18453106.
Brompheniramine N-Oxide
Brompheniramine N-Oxide. Uses: For analytical and research use. Group: Impurity standards. CAS No. 18453-29-7. Molecular Formula: C16H19BrN2O. Mole Weight: 335.24. Catalog: APB18453297.
Bucladesine Impurity 1
Bucladesine Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 55443-13-5. Molecular Formula: C14H17N5NaO7P. Mole Weight: 421.28. Catalog: APB55443135.
Budesonide EP Impurity F
Budesonide EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-8b-(2-hydroxyacetyl)-6a,8a,10,10-tetramethyl-6a,6b,7,8,8a,8b,11a,12,12a,12b-decahydro-1H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-4(2H)-one. CAS No. 638-94-8. Molecular Formula: C24H32O6. Mole Weight: 416.51. Catalog: APB638948.
Budesonide Impurity 20
Budesonide Impurity 20. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-2,4,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-1H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoethyl butyrate. CAS No. 2408495-96-3. Molecular Formula: C29H40O7. Mole Weight: 500.62. Catalog: APB2408495963.
Budesonide impurity 21
Budesonide impurity 21. Uses: For analytical and research use. Group: Impurity standards. CAS No. 638-93-7. Molecular Formula: C24H34O6. Mole Weight: 418.53. Catalog: APB638937.
Budesonide Impurity 22
Budesonide Impurity 22. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((8S,9S,10R,11S,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate. CAS No. 3044-42-6. Molecular Formula: C23H28O5. Mole Weight: 384.47. Catalog: APB3044426.
Budesonide impurity 23
Budesonide impurity 23. Uses: For analytical and research use. Group: Impurity standards. CAS No. 3754-7-2. Molecular Formula: C26H32O7. Mole Weight: 456.54. Catalog: APB3754072.
Budesonide impurity 26
Budesonide impurity 26. Uses: For analytical and research use. Group: Impurity standards. CAS No. 57171-18-3. Molecular Formula: C24H30O6. Mole Weight: 414.5. Catalog: APB57171183.
Budesonide impurity 27
Budesonide impurity 27. Uses: For analytical and research use. Group: Impurity standards. CAS No. 25092-32-4. Molecular Formula: C26H32O7. Mole Weight: 456.54. Catalog: APB25092324.
Budesonide Impurity 36
Budesonide Impurity 36. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a,10,10-tetramethyl-4-oxo-2,4,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-1H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoethyl acetate. CAS No. 25092-25-5. Molecular Formula: C26H34O7. Mole Weight: 458.54. Catalog: APB25092255.
Budesonide Impurity 5
Budesonide Impurity 5. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((10S,13S,17R)-17-hydroxy-10,13-dimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate. CAS No. 4380-55-6. Molecular Formula: C23H28O5. Mole Weight: 384.47. Catalog: APB4380556.
Budesonide Impurity 6
Budesonide Impurity 6. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((10S,13S)-10,13-dimethyl-3-oxo-6,7,8,10,12,13,14,15-octahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate. CAS No. 37413-91-5. Molecular Formula: C23H26O4. Mole Weight: 366.45. Catalog: APB37413915.
Bufuralol
Bufuralol. Uses: For analytical and research use. Group: Impurity standards. CAS No. 54340-62-4. Molecular Formula: C16H23NO2. Mole Weight: 261.37. Catalog: APB54340624.
Bufuralol Impurity 1
Bufuralol Impurity 1. Uses: For analytical and research use. Group: Impurity standards. CAS No. 57704-16-2. Molecular Formula: C16H23NO3. Mole Weight: 277.36. Catalog: APB57704162.
Bumetanide EP Impurity A
Bumetanide EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-nitro-4-phenoxy-5-sulfamoylbenzoic acid. CAS No. 28328-53-2. Molecular Formula: C13H10N2O7S. Mole Weight: 338.29. Catalog: APB28328532.
Bumetanide EP Impurity B
Bumetanide EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-amino-4-phenoxy-5-sulfamoylbenzoic acid. CAS No. 28328-54-3. Molecular Formula: C13H12N2O5S. Mole Weight: 308.31. Catalog: APB28328543.
Bumetanide Impurity 10
Bumetanide Impurity 10. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-chloro-3-nitro-5-sulfamoylbenzoic acid. CAS No. 22892-96-2. Molecular Formula: C7H5ClN2O6S. Mole Weight: 280.64. Catalog: APB22892962.
Bumetanide Impurity 17
Bumetanide Impurity 17. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-(butylamino)-5-(N-butylsulfamoyl)-4-phenoxybenzoic acid. CAS No. 28469-01-4. Molecular Formula: C21H28N2O5S. Mole Weight: 420.52. Catalog: APB28469014.
Bumetanide Impurity 23
Bumetanide Impurity 23. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-amino-4-chloro-5-sulfamoylbenzoic acid. CAS No. 25317-76-4. Molecular Formula: C7H7ClN2O4S. Mole Weight: 250.66. Catalog: APB25317764.
Bumetanide Impurity 28
Bumetanide Impurity 28. Uses: For analytical and research use. Group: Impurity standards. CAS No. 30170-22-0. Molecular Formula: C17H20N2O5S. Mole Weight: 364.42. Catalog: APB30170220.
Bumetanide Impurity 31
Bumetanide Impurity 31. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-(butylamino)-4-chloro-5-sulfamoylbenzoic acid. CAS No. 22893-29-4. Molecular Formula: C11H15ClN2O4S. Mole Weight: 306.77. Catalog: APB22893294.
Bumetanide Impurity 41
Bumetanide Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3,4-dichloro-5-sulfamoylbenzoic acid. CAS No. 62971-57-7. Molecular Formula: C7H5Cl2NO4S. Mole Weight: 270.09. Catalog: APB62971577.
Bumetanide Impurity 43
Bumetanide Impurity 43. Uses: For analytical and research use. Group: Impurity standards. CAS No. 26388-47-6. Molecular Formula: C26H28O13. Mole Weight: 548.5. Catalog: APB26388476.
Bumetanide Impurity 43
Bumetanide Impurity 43. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-nitro-4-phenoxybenzoic acid. CAS No. 202209-14-1. Molecular Formula: C13H9NO5. Mole Weight: 259.21. Catalog: APB202209141.
Bumetanide Impurity 5
Bumetanide Impurity 5. Uses: For analytical and research use. Group: Impurity standards. CAS No. 28328-56-5. Molecular Formula: C14H14N2O5S. Mole Weight: 322.33. Catalog: APB28328565.
Bumetanide Impurity 50
Bumetanide Impurity 50. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-phenoxy-3-sulfamoylbenzoic acid. CAS No. 37531-34-3. Molecular Formula: C13H11NO5S. Mole Weight: 293.30. Catalog: APB37531343.
Bupivacaine-d9
Bupivacaine-d9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 474668-57-0. Molecular Formula: C18H19D9N2O. Mole Weight: 297.49. Catalog: APB474668570.
Bupivacaine EP Impurity C
Bupivacaine EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(2,6-Dimethylphenyl)-1,5,6,7-tetrahydro-2H-azepin-2-one. CAS No. 1797894-80-4. Molecular Formula: C14H17NO. Mole Weight: 215.29. Catalog: APB1797894804.
Bupivacaine HCl
Bupivacaine HCl. Uses: For analytical and research use. Group: Impurity standards. CAS No. 18010-40-7. Molecular Formula: C18H29ClN2O. Mole Weight: 324.89. Catalog: APB18010407.
Bupivacaine Impurity 1
Bupivacaine Impurity 1. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S)-1-(sec-butyl)-N-(2,6-dimethylphenyl)piperidine-2-carboxamide. CAS No. 2125995-24-4. Molecular Formula: C18H28N2O. Mole Weight: 288.43. Catalog: APB2125995244.
Bupivacaine Impurity 14
Bupivacaine Impurity 14. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1796927-05-3. Molecular Formula: C18H29ClN2O2. Mole Weight: 340.89. Catalog: APB1796927053.
Bupivacaine Impurity 2
Bupivacaine Impurity 2. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(sec-butyl)-N-(2,6-dimethylphenyl)piperidine-2-carboxamide. CAS No. 2125994-25-2. Molecular Formula: C18H28N2O. Mole Weight: 288.43. Catalog: APB2125994252.
Bupivacaine Impurity 2
Bupivacaine Impurity 2. Uses: For analytical and research use. Group: Impurity standards. CAS No. 2717331-30-9. Molecular Formula: C15H21ClN2O. Mole Weight: 280.8. Catalog: APB2717331309.
Bupivacaine Impurity 3
Bupivacaine Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-1-((S)-sec-butyl)-N-(2,6-dimethylphenyl)piperidine-2-carboxamide. CAS No. 2125995-26-6. Molecular Formula: C18H28N2O. Mole Weight: 288.43. Catalog: APB2125995266.