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
Biopterin impurity 2
Biopterin impurity 2. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C9H13N5O7S. Mole Weight: 335.29. Catalog: APB11810.
Biopterin impurity 3
Biopterin impurity 3. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C6H11Cl2N5O. Mole Weight: 240.09. Catalog: APB11808.
Biopterin impurity 4
Biopterin impurity 4. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C9H11N5O2. Mole Weight: 221.22. Catalog: APB11809.
Biopterin impurity 5
Biopterin impurity 5. Uses: For analytical and research use. Group: Impurity standards. CAS No. 71014-28-3. Molecular Formula: C9H9N5O2. Mole Weight: 219.2. Catalog: APB71014283.
Biopterin impurity 6
Biopterin impurity 6. Uses: For analytical and research use. Group: Impurity standards. CAS No. 6779-87-9. Molecular Formula: C9H13N5O3. Mole Weight: 239.24. Catalog: APB6779879.
Biopterin impurity 9
Biopterin impurity 9. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C9H13N5O3. Mole Weight: 239.24. Catalog: APB11811.
Biotin EP Impurity D
Biotin EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 9-Methyl Biotin; 2-methyl-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. CAS No. 415725-35-8. Molecular Formula: C11H18N2O3S. Mole Weight: 258.34. Catalog: APB415725358.
Biotin EP Impurity E (1-Benzyl)
Biotin EP Impurity E (1-Benzyl). Uses: For analytical and research use. Group: Impurity standards. CAS No. 76335-62-1. Molecular Formula: C17H22N2O3S. Mole Weight: 334.43. Catalog: APB76335621.
Biotin EP Impurity E (Mixture of Isomers)
Biotin EP Impurity E (Mixture of Isomers). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-((3aS,4S,6aR)-1-benzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid compound with 5-((3aS,4S,6aR)-3-benzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. Molecular Formula: C17H22N2O3S. Mole Weight: 334.43. Catalog: APB03921.
Biotin EP Impurity H
Biotin EP Impurity H. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H20N2O3S. Mole Weight: 272.36. Catalog: APB10386.
Biotin EP Impurity H (Mixture of Diastereomers)
Biotin EP Impurity H (Mixture of Diastereomers). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-ethyl-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. Molecular Formula: C12H20N2O3S. Mole Weight: 272.36. Catalog: APB03920.
Biotin Impurity 11
Biotin Impurity 11. Uses: For analytical and research use. Group: Impurity standards. CAS No. 51591-88-9. Molecular Formula: C28H30N4O7. Mole Weight: 534.57. Catalog: APB51591889.
Biotin Impurity 13
Biotin Impurity 13. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 5-((3aS,4R,6aR)-1,3-dibenzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid. Molecular Formula: C24H28N2O3S. Mole Weight: 424.56. Catalog: APB03918.
Biotin Impurity 14
Biotin Impurity 14. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-(2-aminoethyl)-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide. Molecular Formula: C12H22N4O2S. Mole Weight: 286.39. Catalog: APB03919.
Biotin Impurity 15
Biotin Impurity 15. Uses: For analytical and research use. Group: Impurity standards. CAS No. 51591-87-8. Molecular Formula: C28H26N4O7. Mole Weight: 530.54. Catalog: APB51591878.
Biotin Impurity 17
Biotin Impurity 17. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aR,6aS)-1,3-dibenzyltetrahydro-1H-furo[3,4-d]imidazole-2,4-dione. Molecular Formula: C19H18N2O3. Mole Weight: 322.36. Catalog: APB03917.
Biotin Impurity 18
Biotin Impurity 18. Uses: For analytical and research use. Group: Impurity standards. CAS No. 863203-60-5. Molecular Formula: C24H28N2O4S. Mole Weight: 440.56. Catalog: APB863203605.
Biotin Impurity 3
Biotin Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 412308-26-0. Molecular Formula: C9H14N2O2S. Mole Weight: 214.28. Catalog: APB412308260.
Biotin Impurity 40
Biotin Impurity 40. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C18H23N3O4S. Mole Weight: 377.46. Catalog: APB10387.
Biotin Impurity 41
Biotin Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C11H17N3O4S. Mole Weight: 287.33. Catalog: APB10388.
Biotin sulfone
Biotin sulfone. Uses: For analytical and research use. Group: Impurity standards. CAS No. 40720-05-6. Molecular Formula: C10H16N2O5S. Mole Weight: 276.31. Catalog: APB40720056.
Biperideni EP Impurity A
Biperideni EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1RS)-1-[(1SR,2SR,4SR)-bicyclo[2.2.1]hept-5-en-2-yl]-1-phenyl-3-(piperidin-1-yl)propan-1-ol. Molecular Formula: C21H29NO. Mole Weight: 311.46. Catalog: APB03767.
Biperideni EP Impurity B
Biperideni EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1RS)-1-[(1SR,2RS,4SR)-bicyclo[2.2.1]hept-5-en-2-yl]-1-phenyl-3-(piperidin-1-yl)propan-1-ol. Molecular Formula: C21H29NO. Mole Weight: 311.46. Catalog: APB03765.
Biperideni EP Impurity C
Biperideni EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1RS)-1-[(1RS,2RS,4RS)-bicyclo[2.2.1]hept-5-en-2-yl]-1-phenyl-3-(piperidin-1-yl)propan-1-ol. Molecular Formula: C21H29NO. Mole Weight: 311.46. Catalog: APB03764.
Biperideni EP Impurity D
Biperideni EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-[(1RS,2SR,4RS)-bicyclo[2.2.1]hept-5-en-2-yl]-3-(piperidin-1-yl)propan-1-one. Molecular Formula: C15H23NO. Mole Weight: 233.35. Catalog: APB03763.
Biperideni EP Impurity E
Biperideni EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-[(1RS,2RS,4RS)-bicyclo[2.2.1]hept-5-en-2-yl]-3-(piperidin-1-yl)propan-1-one. Molecular Formula: C15H23NO. Mole Weight: 233.35. Catalog: APB03762.
bis (2,3-dihydroxypropyl) sulfate
bis (2,3-dihydroxypropyl) sulfate. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C6H14O8S. Mole Weight: 246.23. Catalog: APB10307.
Bis (2-ethylhexyl) Phthalate-d4
Bis (2-ethylhexyl) Phthalate-d4. Uses: For analytical and research use. Group: Impurity standards. CAS No. 93951-87-2. Molecular Formula: C24H34D4O4. Mole Weight: 394.59. Catalog: APB93951872.
Bisacodyl EP Impurity A
Bisacodyl EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4,4'-(pyridin-2-ylmethylene)diphenol. CAS No. 603-41-8. Molecular Formula: C18H15NO2. Mole Weight: 277.32. Catalog: APB603418.
Bisacodyl EP Impurity C
Bisacodyl EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-((4-hydroxyphenyl)(pyridin-2-yl)methyl)phenyl acetate. CAS No. 72901-16-7. Molecular Formula: C20H17NO3. Mole Weight: 319.35. Catalog: APB72901167.
Bisacodyl phenol glucuronide
Bisacodyl phenol glucuronide. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S,3S,4S,5R)-3,4,5-trihydroxy-6-(4-((4-hydroxyphenyl)(pyridin-2-yl)methyl)phenoxy)tetrahydro-2H-pyran-2-carboxylic acid. Molecular Formula: C24H23NO8. Mole Weight: 453.44. Catalog: APB03789.
Bisoprolol Amlodipine Addition Impurity
Bisoprolol Amlodipine Addition Impurity. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S)-2-((2-((4-(2-chlorophenyl)-3-(ethoxycarbonyl)-5-(methoxycarbonyl)-6-methyl-1,4-dihydropyridin-2-yl)methoxy)ethyl)amino)succinic acid. Molecular Formula: C24H29ClN2O9. Mole Weight: 524.95. Catalog: APB03589.
Bisoprolol EP Impurity E (E-Isomer)
Bisoprolol EP Impurity E (E-Isomer). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-3-(4-((2-isopropoxyethoxy)methyl)phenoxy)-N-isopropylprop-2-en-1-amine. Molecular Formula: C18H29NO3. Mole Weight: 307.43. Catalog: APB03588.
Bisoprolol EP Impurity K
Bisoprolol EP Impurity K. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Bisoprolol USP Related Compound F; 2-isopropoxyethyl 4-(2-hydroxy-3-(isopropylamino)propoxy)benzoate. CAS No. 864544-37-6. Molecular Formula: C18H29NO5. Mole Weight: 339.43. Catalog: APB864544376.
Bisoprolol Impurity 12
Bisoprolol Impurity 12. Uses: For analytical and research use. Group: Impurity standards. CAS No. 539823-39-7. Molecular Formula: C18H31NO4. Mole Weight: 325.45. Catalog: APB539823397.
Bisoprolol Impurity 23
Bisoprolol Impurity 23. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4-(oxiran-2-ylmethoxy)phenyl)methanol. CAS No. 4204-78-8. Molecular Formula: C10H12O3. Mole Weight: 180.2. Catalog: APB4204788.
Bisoprolol Impurity 24
Bisoprolol Impurity 24. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2- ( (4- ( (2-propoxyethoxy) methyl) phenoxy) methyl) oxirane. Molecular Formula: C15H22O4. Mole Weight: 266.33. Catalog: APB03618.
Bisoprolol Impurity 28
Bisoprolol Impurity 28. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3, 3'- (isopropylazanediyl) bis (1- (4- ( (2-isopropoxyethoxy) methyl) phenoxy) propan-2-ol). Molecular Formula: C33H53NO8. Mole Weight: 591.78. Catalog: APB03617.
Bisoprolol Impurity 29
Bisoprolol Impurity 29. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2- ( (4- ( (2-isopropoxyethoxy) methyl) phenoxy) methyl) oxirane. CAS No. 66722-57-4. Molecular Formula: C15H22O4. Mole Weight: 266.33. Catalog: APB66722574.
Bisoprolol Impurity 3
Bisoprolol Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C18H30N2O5. Mole Weight: 354.45. Catalog: APB06403.
Bisoprolol Impurity 30
Bisoprolol Impurity 30. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2, 2'- ( ( ( (oxybis (methylene))bis (4, 1-phenylene))bis (oxy))bis (methylene))bis (oxirane). Molecular Formula: C20H22O5. Mole Weight: 342.39. Catalog: APB03602.
Bisoprolol Impurity 31
Bisoprolol Impurity 31. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(4-((2-isopropoxyethoxy)methyl)phenoxy)-3-(isopropylamino)propan-2-yl dihydrogen phosphate. Molecular Formula: C18H32NO7P. Mole Weight: 405.42. Catalog: APB03603.
Bisoprolol Impurity 32
Bisoprolol Impurity 32. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N- (2-hydroxy-3- (4- ( (2-isopropoxyethoxy) methyl) phenoxy) propyl) -N-isopropylacetamide. CAS No. 66722-65-4. Molecular Formula: C20H33NO5. Mole Weight: 367.48. Catalog: APB66722654.
Bisoprolol Impurity 34
Bisoprolol Impurity 34. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-((4-(oxiran-2-ylmethoxy)benzyl)oxy)acetic acid. Molecular Formula: C12H14O5. Mole Weight: 238.24. Catalog: APB03601.
Bisoprolol Impurity 36
Bisoprolol Impurity 36. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(2-hydroxy-3-(isopropylamino)propoxy)benzoic acid. CAS No. 72570-70-8. Molecular Formula: C13H19NO4. Mole Weight: 253.29. Catalog: APB72570708.
Bisoprolol Impurity 36 (Hydrochloride)
Bisoprolol Impurity 36 (Hydrochloride). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(2-hydroxy-3-(isopropylamino)propoxy)benzoic acid hydrochloride. Molecular Formula: C13H19NO4·HCl. Mole Weight: 289.75. Catalog: APB03600.
Bisoprolol Impurity 37
Bisoprolol Impurity 37. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1, 3-bis (4- ( (2-isopropoxyethoxy) methyl) phenoxy) propan-2-ol. Molecular Formula: C27H40O7. Mole Weight: 476.60. Catalog: APB03599.
Bisoprolol Impurity 40
Bisoprolol Impurity 40. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2- ( (4- ( (2-isopropoxyethoxy) methyl) phenoxy) methyl) propane-1, 3-diol. Molecular Formula: C16H26O5. Mole Weight: 298.37. Catalog: APB03598.
Bisoprolol Impurity 41
Bisoprolol Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-bromo-2- ( (4- ( (2-isopropoxyethoxy) methyl) phenoxy) methyl) propan-1-ol. Molecular Formula: C16H25BrO4. Mole Weight: 361.27. Catalog: APB03597.
Bisoprolol Impurity 42
Bisoprolol Impurity 42. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-(4-((2-isopropoxyethoxy)methyl)phenoxy)-2-((isopropylamino)methyl)propan-1-ol. Molecular Formula: C19H33NO4. Mole Weight: 339.47. Catalog: APB03595.
Bisoprolol Impurity 44 (fumarate)
Bisoprolol Impurity 44 (fumarate). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-hydroxyethyl 4-(2-hydroxy-3-(isopropylamino)propoxy)benzoate fumarate. Molecular Formula: C15H23NO5·C4H4O4. Mole Weight: 413.42. Catalog: APB03596.
Bisoprolol Impurity 46
Bisoprolol Impurity 46. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(2-hydroxy-3-(isopropylamino)propoxy)phenol hydrochloride. Molecular Formula: C12H20ClNO3. Mole Weight: 261.75. Catalog: APB03594.
Bisoprolol Impurity 47
Bisoprolol Impurity 47. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(isopropylamino)-3-((4-(2-propoxyethoxy)benzyl)oxy)propan-2-ol. Molecular Formula: C18H31NO4. Mole Weight: 325.44. Catalog: APB03591.
Bisoprolol Impurity 48
Bisoprolol Impurity 48. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-((4-(2-ethoxyethoxy)benzyl)oxy)-3-(isopropylamino)propan-2-ol. Molecular Formula: C17H29NO4. Mole Weight: 311.42. Catalog: APB03593.
Bisoprolol Impurity 5
Bisoprolol Impurity 5. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C19H34ClNO5. Mole Weight: 391.93. Catalog: APB06405.
Bisoprolol Impurity 50
Bisoprolol Impurity 50. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-((isopropoxymethoxy)methyl)phenol. Molecular Formula: C11H16O3. Mole Weight: 196.24. Catalog: APB03592.
Bisoprolol Impurity 51
Bisoprolol Impurity 51. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-(2-isopropoxyethoxy)benzaldehyde. CAS No. 313975-07-4. Molecular Formula: C12H16O3. Mole Weight: 208.25. Catalog: APB313975074.
Bisoprolol Impurity 53
Bisoprolol Impurity 53. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4- ( ( (2-isopropoxyethoxy) methoxy) methyl) phenol. Molecular Formula: C13H20O4. Mole Weight: 240.30. Catalog: APB03590.
Bisoprolol Impurity 7
Bisoprolol Impurity 7. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C27H40O7. Mole Weight: 476.61. Catalog: APB06404.
Bisoprolol Impurity 9
Bisoprolol Impurity 9. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N- (2-hydroxy-3- (4- ( (2-isopropoxyethoxy) methyl) phenoxy) propyl) formamide. Molecular Formula: C16H25NO5. Mole Weight: 311.37. Catalog: APB03619.
Bixalomer
Bixalomer. Uses: For analytical and research use. Group: Impurity standards. CAS No. 851373-13-2. Molecular Formula: C19H45ClN6O. Mole Weight: 409.06. Catalog: APB851373132.
Bleomycin
Bleomycin. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2R,3S,4S,5R,6R)-2-(((2R,3S,4S,5S,6S)-2-((1R,2S)-2-(6-amino-2-((S)-3-amino-1-(((S)-2,3-diamino-3-oxopropyl)amino)-3-oxopropyl)-5-methylpyrimidine-4-carboxamido)-3-(((2R,3S,4S)-5-(((2S,3R)-1-((2-(4-((3-((4-aminobutyl)amino)propyl)carbamoyl)-[2,4'-bithiazol]-2'-yl)ethyl)amino)-3-hydroxy-1-oxobutan-2-yl)amino)-3-hydroxy-4-methyl-5-oxopentan-2-yl)amino)-1-(1H-imidazol-4-yl)-3-oxopropoxy)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)-3,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-4-yl carbamate. Molecular Formula: C57H89N19O21S2. Mole Weight: 1440.56. Catalog: APB03866.