Alfa Chemistry Analytical Products 3 - Products
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 | |
|---|---|---|
| Ascorbic Acid impurity 20 | Ascorbic Acid impurity 20. Uses: For analytical and research use. Alternative Names: (3S,4R,5S)-3,4,5,6-tetrahydroxy-2-oxohexanoic acid. CAS No. 16533-48-5. Molecular formula: C6H10O7. Mole weight: 194.04. Catalog: APB16533485. |  |
| Ascorbic Acid impurity 21 | Ascorbic Acid impurity 21. Uses: For analytical and research use. Alternative Names: (3S,4R,5S)-2,3,4,5-tetrahydroxytetrahydro-2H-pyran-2-carboxylic acid. CAS No. 2073888-75-0. Molecular formula: C6H10O7. Mole weight: 194.04. Catalog: APB2073888750. | |
| Ascorbic Acid impurity 24 | Ascorbic Acid impurity 24. Uses: For analytical and research use. Alternative Names: (S)-5-((R)-1,2-dihydroxyethyl)furan-2,3,4(5H)-trione. CAS No. 19192-77-9. Molecular formula: C6H6O6. Mole weight: 174.02. Catalog: APB19192779. | |
| Ascorbic Acid Impurity 3 | Ascorbic Acid Impurity 3. Uses: For analytical and research use. CAS No. 3409-57-2. Molecular formula: C6H8O9. Mole weight: 224.12. Catalog: APB3409572. | |
| Ascorbic Acid Impurity 7 | Ascorbic Acid Impurity 7. Uses: For analytical and research use. CAS No. 137-66-6. Molecular formula: C22H38O7. Mole weight: 414.54. Catalog: APB137666. | |
| Aspartame EP Impurity B | Aspartame EP Impurity B. Uses: For analytical and research use. CAS No. 13433-09-5. Molecular formula: C13H16N2O5. Mole weight: 280.28. Catalog: APB13433095. | |
| Aspartame impurity 1 | Aspartame impurity 1. Uses: For analytical and research use. CAS No. 1356849-17-6. Molecular formula: C14H13D5N2O5. Mole weight: 299.34. Catalog: APB1356849176. | |
| Aspartame impurity 2 | Aspartame impurity 2. Uses: For analytical and research use. CAS No. 1356841-28-5. Molecular formula: C14H15D3N2O5. Mole weight: 297.33. Catalog: APB1356841285. | |
| Aspartame impurity 3 | Aspartame impurity 3. Uses: For analytical and research use. CAS No. 24250-84-8. Molecular formula: C9H10BrNO2. Mole weight: 244.09. Catalog: APB24250848. | |
| Aspirin Impurity 16 | Aspirin Impurity 16. Uses: For analytical and research use. CAS No. 24719-72-0. Molecular formula: C15H16O10. Mole weight: 356.28. Catalog: APB24719720. | |
| Aspirin Impurity 2 | Aspirin Impurity 2. Uses: For analytical and research use. CAS No. 318515-20-7. Molecular formula: C12H10N2O3. Mole weight: 230.22. Catalog: APB318515207. | |
| Aspirin Impurity 3 | Aspirin Impurity 3. Uses: For analytical and research use. CAS No. 15540-79-1. Molecular formula: C8H7NO5. Mole weight: 197.15. Catalog: APB15540791. | |
| Aspirin Impurity 4 | Aspirin Impurity 4. Uses: For analytical and research use. CAS No. 2513-33-9. Molecular formula: C14H10O5. Mole weight: 258.23. Catalog: APB2513339. | |
| Aspirin Impurity A-D4 (Aspirin Impurity 12) | Aspirin Impurity A-D4 (Aspirin Impurity 12). Uses: For analytical and research use. CAS No. 152404-47-2. Molecular formula: C7H2D4O3. Mole weight: 142.15. Catalog: APB152404472. | |
| Atazanavir EP Impurity F (Atazanavir R,S,S,S-Diastereomer) | Atazanavir EP Impurity F (Atazanavir R,S,S,S-Diastereomer). Uses: For analytical and research use. Alternative Names: methyl ((5S,8S,9S,14R)-8-benzyl-5-(tert-butyl)-9-hydroxy-15,15-dimethyl-3,6,13-trioxo-11-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,11,12-tetraazahexadecan-14-yl)carbamate. CAS No. 1332981-14-2. Molecular formula: C38H52N6O7. Mole weight: 704.86. Catalog: APB1332981142. | |
| Atazanavir EP Impurity G (Atazanavir S,S,S,R-Diastereomer) | Atazanavir EP Impurity G (Atazanavir S,S,S,R-Diastereomer). Uses: For analytical and research use. Alternative Names: methyl ((5R,8S,9S,14S)-8-benzyl-5-(tert-butyl)-9-hydroxy-15,15-dimethyl-3,6,13-trioxo-11-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,11,12-tetraazahexadecan-14-yl)carbamate. CAS No. 1332981-16-4. Molecular formula: C38H52N6O7. Mole weight: 704.86. Catalog: APB1332981164. | |
| Atazanavir EP Impurity J | Atazanavir EP Impurity J. Uses: For analytical and research use. Alternative Names: tert-butyl 2-((2S,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazinecarboxylate. CAS No. 198904-86-8. Molecular formula: C32H42N4O5. Mole weight: 562.70. Catalog: APB198904868. | |
| Atazanavir EP Impurity K | Atazanavir EP Impurity K. Uses: For analytical and research use. Alternative Names: (S)-2-((methoxycarbonyl)amino)-3,3-dimethylbutanoic acid. CAS No. 162537-11-3. Molecular formula: C8H15NO4. Mole weight: 189.21. Catalog: APB162537113. | |
| Atazanavir Impurity 14 | Atazanavir Impurity 14. Uses: For analytical and research use. CAS No. 2307784-33-2. Molecular formula: C12H19N3. Mole weight: 205.31. Catalog: APB2307784332. | |
| Atazanavir Impurity 18 | Atazanavir Impurity 18. Uses: For analytical and research use. CAS No. 156474-22-5. Molecular formula: C15H21NO3. Mole weight: 263.34. Catalog: APB156474225. | |
| Atazanavir Impurity 19 | Atazanavir Impurity 19. Uses: For analytical and research use. CAS No. 198904-85-7. Molecular formula: C17H21N3O2. Mole weight: 299.37. Catalog: APB198904857. | |
| Atazanavir Impurity 23 | Atazanavir Impurity 23. Uses: For analytical and research use. CAS No. 149451-80-9. Molecular formula: C15H23NO4. Mole weight: 281.35. Catalog: APB149451809. | |
| Atazanavir Impurity 24 | Atazanavir Impurity 24. Uses: For analytical and research use. CAS No. 156474-21-4. Molecular formula: C15H21NO3. Mole weight: 263.34. Catalog: APB156474214. | |
| Atenolol EP Impurity A | Atenolol EP Impurity A. Uses: For analytical and research use. Alternative Names: 2-(4-hydroxyphenyl)acetamide. CAS No. 17194-82-0. Molecular formula: C8H9NO2. Mole weight: 151.16. Catalog: APB17194820. | |
| Atenolol EP Impurity E | Atenolol EP Impurity E. Uses: For analytical and research use. Alternative Names: 2,2'-(((2-hydroxypropane-1,3-diyl)bis(oxy))bis(4,1-phenylene))diacetamide. CAS No. 141650-31-9. Molecular formula: C19H22N2O5. Mole weight: 358.39. Catalog: APB141650319. | |
| Atenolol EP Impurity H | Atenolol EP Impurity H. Uses: For analytical and research use. Alternative Names: 2-(4-(2-hydroxy-3-(isopropylamino)propoxy)phenyl)acetonitrile. CAS No. 29277-73-4. Molecular formula: C14H20N2O2. Mole weight: 248.32. Catalog: APB29277734. | |
| Atenolol EP Impurity I | Atenolol EP Impurity I. Uses: For analytical and research use. Alternative Names: 2-(4-(3-(ethylamino)-2-hydroxypropoxy)phenyl)acetamide. CAS No. 1797116-92-7. Molecular formula: C13H20N2O3. Mole weight: 252.31. Catalog: APB1797116927. | |
| Atenolol Impurity C | Atenolol Impurity C. Uses: For analytical and research use. Alternative Names: 2-(4-(oxiran-2-ylmethoxy)phenyl)acetamide. CAS No. 29122-69-8. Molecular formula: C11H13NO3. Mole weight: 207.23. Catalog: APB29122698. | |
| Atomoxetine EP Impurity C HCl | Atomoxetine EP Impurity C HCl. Uses: For analytical and research use. Alternative Names: (R)-N-methyl-3-phenyl-3-(p-tolyloxy)propan-1-amine hydrochloride. CAS No. 1643684-06-3. Molecular formula: C17H21NO·HCl. Mole weight: 291.82. Catalog: APB1643684063. | |
| Atomoxetine EP Impurity D (Hydrochloride) | Atomoxetine EP Impurity D (Hydrochloride). Uses: For analytical and research use. Alternative Names: (R)-N-methyl-3-phenyl-3-(m-tolyloxy)propan-1-amine hydrochloride. CAS No. 1643684-05-2. Molecular formula: C17H21NO·HCl. Mole weight: 291.82. Catalog: APB1643684052. | |
| Atomoxetine EP impurity D (isomer) | Atomoxetine EP impurity D (isomer). Uses: For analytical and research use. CAS No. 1643684-02-9. Molecular formula: C17H21NO. Mole weight: 255.36. Catalog: APB1643684029. | |
| Atomoxetine EP impurity G (isomer) | Atomoxetine EP impurity G (isomer). Uses: For analytical and research use. CAS No. 2706536-33-4. Molecular formula: C27H34N2O2. Mole weight: 418.58. Catalog: APB2706536334. | |
| Atomoxetine Impurity 37 | Atomoxetine Impurity 37. Uses: For analytical and research use. Alternative Names: N-(3-hydroxy-3-phenylpropyl)-N-methylnitrous amide. CAS No. 2659259-65-9. Molecular formula: C10H14N2O2. Mole weight: 194.11. Catalog: APB2659259659. | |
| Atorvastatin Calcium Impurity PD (Atorvastatin Impurity 12) | Atorvastatin Calcium Impurity PD (Atorvastatin Impurity 12). Uses: For analytical and research use. CAS No. 2591410-04-5. Molecular formula: C33H33FN2O6. Mole weight: 572.63. Catalog: APB2591410045. | |
| Atorvastatin EP Impurity D | Atorvastatin EP Impurity D. Uses: For analytical and research use. Alternative Names: Atorvastatin Epoxydione Impurity; 3-(4-fluorobenzoyl)-2-isobutyryl-N,3-diphenyloxirane-2-carboxamide. CAS No. 148146-51-4. Molecular formula: C26H22FNO4. Mole weight: 431.46. Catalog: APB148146514. | |
| Atorvastatin EP Impurity E Sodium Salt | Atorvastatin EP Impurity E Sodium Salt. Uses: For analytical and research use. CAS No. 1428118-38-0. Molecular formula: C33H34FN2NaO5. Mole weight: 580.63. Catalog: APB1428118380. | |
| Atorvastatin Impurity 32 | Atorvastatin Impurity 32. Uses: For analytical and research use. Alternative Names: tert-butyl 2-((4R,6S)-6-(2-aminoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 2088732-01-6. Molecular formula: C14H27NO4. Mole weight: 273.37. Catalog: APB2088732016. | |
| Atorvastatin Impurity 33 | Atorvastatin Impurity 33. Uses: For analytical and research use. Alternative Names: tert-butyl 2-((4R,6R)-6-(2-(2-((4R,6R)-6-(2-aminoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetamido)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 2299304-89-3. Molecular formula: C24H44N2O7. Mole weight: 472.62. Catalog: APB2299304893. | |
| Atorvastatin Impurity 35 | Atorvastatin Impurity 35. Uses: For analytical and research use. Alternative Names: 2-(2-(2-fluorophenyl)-2-oxo-1-phenylethyl)-4-methyl-3-oxo-N-phenylpentanamide. CAS No. 1797905-42-0. Molecular formula: C26H24FNO3. Mole weight: 417.47. Catalog: APB1797905420. | |
| Atorvastatin Impurity 39 | Atorvastatin Impurity 39. Uses: For analytical and research use. Alternative Names: (3R,5R)-7-(2-(2-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoic acid. CAS No. 2243639-97-4. Molecular formula: C33H35FN2O5. Mole weight: 558.64. Catalog: APB2243639974. | |
| Atorvastatin Impurity 41 | Atorvastatin Impurity 41. Uses: For analytical and research use. Alternative Names: tert-butyl 2-((4R,6S)-6-(cyanomethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 196085-84-4. Molecular formula: C14H23NO4. Mole weight: 269.34. Catalog: APB196085844. | |
| Atorvastatin Impurity 42 | Atorvastatin Impurity 42. Uses: For analytical and research use. Alternative Names: tert-butyl 2-((4S,6S)-6-(cyanomethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 196085-85-5. Molecular formula: C14H23NO4. Mole weight: 269.34. Catalog: APB196085855. | |
| Atorvastatin Impurity 43 | Atorvastatin Impurity 43. Uses: For analytical and research use. CAS No. 1403667-07-1. Molecular formula: C14H9Cl2FO. Mole weight: 283.12. Catalog: APB1403667071. | |
| Atorvastatin Impurity 44 | Atorvastatin Impurity 44. Uses: For analytical and research use. Alternative Names: methyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 1353049-81-6. Molecular formula: C37H41FN2O5. Mole weight: 612.73. Catalog: APB1353049816. | |
| Atorvastatin Impurity 48 | Atorvastatin Impurity 48. Uses: For analytical and research use. Alternative Names: 1391194-36-7 (free acid); sodium 7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxy-3-oxoheptanoate. CAS No. 1391052-00-8. Molecular formula: C33H32FN2NaO5. Mole weight: 578.61. Catalog: APB1391052008. | |
| Atorvastatin Impurity 50 | Atorvastatin Impurity 50. Uses: For analytical and research use. Alternative Names: (R)-tert-butyl 7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxy-3-oxoheptanoate. CAS No. 134394-98-2. Molecular formula: C37H41FN2O5. Mole weight: 612.73. Catalog: APB134394982. | |
| Atorvastatin Impurity 52 | Atorvastatin Impurity 52. Uses: For analytical and research use. CAS No. 134523-03-8. Molecular formula: C66H68CaF2N4O10. Mole weight: 1155.36. Catalog: APB134523038. | |
| Atorvastatin Impurity 58 | Atorvastatin Impurity 58. Uses: For analytical and research use. Alternative Names: (3S,5S)-tert-butyl 7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate. CAS No. 1428118-12-0. Molecular formula: C37H43FN2O5. Mole weight: 614.75. Catalog: APB1428118120. | |
| Atorvastatin Impurity 63 | Atorvastatin Impurity 63. Uses: For analytical and research use. CAS No. 1821498-27-4. Molecular formula: C27H30FNO6. Mole weight: 483.54. Catalog: APB1821498274. | |
| Atorvastatin Impurity 71 | Atorvastatin Impurity 71. Uses: For analytical and research use. CAS No. 214217-88-6. Molecular formula: C33H35FN2O6. Mole weight: 574.65. Catalog: APB214217886. | |
| Atorvastatin Impurity 71 | Atorvastatin Impurity 71. Uses: For analytical and research use. Alternative Names: tert-butyl 2-((4S,6R)-6-(cyanomethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate. CAS No. 186508-95-2. Molecular formula: C14H23NO4. Mole weight: 269.34. Catalog: APB186508952. | |
| Atorvastatin Impurity 72 | Atorvastatin Impurity 72. Uses: For analytical and research use. CAS No. 265989-46-6. Molecular formula: C33H34FN2O6·0·5Ca. Mole weight: 593.68. Catalog: APB265989466. | |
| Atorvastatin Impurity 73 | Atorvastatin Impurity 73. Uses: For analytical and research use. Alternative Names: 2-(2-(3-fluorophenyl)-2-oxo-1-phenylethyl)-4-methyl-3-oxo-N-phenylpentanamide. CAS No. 1817798-20-1. Molecular formula: C26H24FNO3. Mole weight: 417.47. Catalog: APB1817798201. | |
| Atorvastatin Impurity F (Sodium salt) | Atorvastatin Impurity F (Sodium salt). Uses: For analytical and research use. Alternative Names: sodium (3R,5R)-7-((3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanamido)-3,5-dihydroxyheptanoate. CAS No. 1371615-56-3. Molecular formula: C40H47FN3NaO8. Mole weight: 739.80. Catalog: APB1371615563. | |
| Atorvastatin Impurity J reference substance | Atorvastatin Impurity J reference substance. Uses: For analytical and research use. Alternative Names: (3R,5R)-methyl 7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate. CAS No. 345891-62-5. Molecular formula: C34H37FN2O5. Mole weight: 572.67. Catalog: APB345891625. | |
| Atorvastatin Impurity O reference substance | Atorvastatin Impurity O reference substance. Uses: For analytical and research use. Alternative Names: (3R,5R)-tert-butyl 7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate. CAS No. 134395-00-9. Molecular formula: C37H43FN2O5. Mole weight: 614.75. Catalog: APB134395009. | |
| Atorvastatin Lactam Impurity Sodium Salt | Atorvastatin Lactam Impurity Sodium Salt. Uses: For analytical and research use. Alternative Names: sodium (3R,5R)-7-(5-(4-fluorophenyl)-3-isopropyl-2-oxo-4-phenyl-3-(phenylcarbamoyl)-2,3-dihydro-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate. CAS No. 148217-40-7. Molecular formula: C33H34FN2O6·Na. Mole weight: 596.62. Catalog: APB148217407. | |
| Atovaquone Impurity 1 | Atovaquone Impurity 1. Uses: For analytical and research use. CAS No. 165317-79-3. Molecular formula: C13H13ClO2. Mole weight: 236.7. Catalog: APB165317793. | |
| Atracurium Besylate EP Impurity F | Atracurium Besylate EP Impurity F. Uses: For analytical and research use. CAS No. 34866-20-1. Molecular formula: C22H30NO4+. Mole weight: 372.48. Catalog: APB34866201. | |
| Atracurium Impurity 36 | Atracurium Impurity 36. Uses: For analytical and research use. Alternative Names: DL-Laudanosine; 1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinoline. CAS No. 1699-51-0. Molecular formula: C21H27NO4. Mole weight: 357.44. Catalog: APB1699510. | |
| Atracurium Impurity P | Atracurium Impurity P. Uses: For analytical and research use. Alternative Names: (1R,2S)-1-(3,4-dimethoxybenzyl)-2-(3-((5-((3-((R)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinolin-2(1H)-yl)propanoyl)oxy)pentyl)oxy)-3-oxopropyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium. CAS No. 2024603-92-5. Molecular formula: C52H69N2O12. Mole weight: 914.11. Catalog: APB2024603925. | |
| Atropine sulfate EP Impurity B | Atropine sulfate EP Impurity B. Uses: For analytical and research use. Alternative Names: (R)-(1R,3r,5S)-8-azabicyclo[3.2.1]octan-3-yl 3-hydroxy-2-phenylpropanoate. CAS No. 195609-35-9. Molecular formula: C16H21NO3. Mole weight: 275.34. Catalog: APB195609359. | |
| Atropine Sulfate EP Impurity B | Atropine Sulfate EP Impurity B. Uses: For analytical and research use. CAS No. 16839-98-8. Molecular formula: C16H21NO3. Mole weight: 275.35. Catalog: APB16839988. | |
| Atropine Sulfate EP Impurity E | Atropine Sulfate EP Impurity E. Uses: For analytical and research use. CAS No. 1701466-10-5. Molecular formula: C17H23NO4. Mole weight: 305.37. Catalog: APB1701466105. | |
| Atropine Sulfate EP Impurity F | Atropine Sulfate EP Impurity F. Uses: For analytical and research use. CAS No. 138-12-5. Molecular formula: C17H21NO4. Mole weight: 303.36. Catalog: APB138125. | |
| Atropine sulfate EP Impurity G | Atropine sulfate EP Impurity G. Uses: For analytical and research use. Alternative Names: (R)-(1R,3r,5S)-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-hydroxy-3-phenylpropanoate. CAS No. 21956-47-8. Molecular formula: C17H23NO3. Mole weight: 289.37. Catalog: APB21956478. | |
| Atropine sulfate Impurity 11 | Atropine sulfate Impurity 11. Uses: For analytical and research use. Alternative Names: (1R,3r,5S)-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 3-oxo-2-phenylpropanoate. CAS No. 22226-37-5. Molecular formula: C17H21NO3. Mole weight: 287.35. Catalog: APB22226375. | |
| Auramine O (For Biological Stains and Dyes) | Auramine O (For Biological Stains and Dyes). Uses: For analytical and research use. Alternative Names: Auramine hydrochloride; Basic yellow 2; Pyocatanium aureum; Aizen auramine; Pyoktanin yellow. CAS No. 2465-27-2. Molecular formula: C17H22ClN3. Mole weight: 303.8. IUPAC Name: 4-[4-(dimethylamino)benzenecarboximidoyl]-N,N-dimethylaniline;hydrochloride. Catalog: APB2465272. | |
| Avanafil Impurity 1 | Avanafil Impurity 1. Uses: For analytical and research use. CAS No. 372117-54-9. Molecular formula: C18H22ClN5O3. Mole weight: 391.86. Catalog: APB372117549. | |
| Avanafil Impurity 10 | Avanafil Impurity 10. Uses: For analytical and research use. Alternative Names: (S)-2-(2-(hydroxymethyl)pyrrolidin-1-yl)-4-((4-methoxybenzyl)amino)-N-(pyrimidin-2-ylmethyl)pyrimidine-5-carboxamide. CAS No. 330784-50-4. Molecular formula: C23H27N7O3. Mole weight: 449.51. Catalog: APB330784504. | |
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