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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.

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Aclidinium bromide Impurity 6 Aclidinium bromide Impurity 6. Uses: For analytical and research use. Molecular formula: C16H24BrNO2. Mole weight: 342.28. Catalog: APB06493. Alfa Chemistry Analytical Products
Acotiamide Impurity 10 Acotiamide Impurity 10. Uses: For analytical and research use. Molecular formula: C14H15ClN2O6S. Mole weight: 374.79. Catalog: APB06610. Alfa Chemistry Analytical Products
Acotiamide Impurity 11 Acotiamide Impurity 11. Uses: For analytical and research use. Alternative Names: ethyl 2-(2-hydroxy-4,5-dimethoxybenzamido)thiazole-4-carboxylate acetate. Molecular formula: C17H20N2O8S. Mole weight: 412.41. Catalog: APB02462. Alfa Chemistry Analytical Products
Acotiamide Impurity 14 Acotiamide Impurity 14. Uses: For analytical and research use. Molecular formula: C20H29N4O5S·Br. Mole weight: 517.44. Catalog: APB06611. Alfa Chemistry Analytical Products
Acotiamide Impurity 15 Acotiamide Impurity 15. Uses: For analytical and research use. Alternative Names: ethyl 2-(2,3,6-trimethoxybenzamido)thiazole-4-carboxylate. Molecular formula: C16H18N2O6S. Mole weight: 366.39. Catalog: APB02461. Alfa Chemistry Analytical Products
Acotiamide Impurity 16 Acotiamide Impurity 16. Uses: For analytical and research use. Alternative Names: 2-(2-aminothiazole-4-carboxamido)thiazole-4-carboxylic acid. Molecular formula: C8H6N4O3S2. Mole weight: 270.29. Catalog: APB02458. Alfa Chemistry Analytical Products
Acotiamide Impurity 17 Acotiamide Impurity 17. Uses: For analytical and research use. Alternative Names: ethyl 2-(2,4,5-trihydroxybenzamido)thiazole-4-carboxylate hydrochloride. Molecular formula: C13H13ClN2O6S. Mole weight: 360.77. Catalog: APB02459. Alfa Chemistry Analytical Products
Acotiamide Impurity 18 Acotiamide Impurity 18. Uses: For analytical and research use. Alternative Names: ethyl 2-(2,5-dihydroxy-4-methoxybenzamido)thiazole-4-carboxylate hydrochloride. Molecular formula: C14H15ClN2O6S. Mole weight: 374.8. Catalog: APB02460. Alfa Chemistry Analytical Products
Acotiamide Impurity 19 Acotiamide Impurity 19. Uses: For analytical and research use. Alternative Names: 2-(2,5-dihydroxy-4-methoxybenzamido)-N-(2-(diisopropylamino)ethyl)thiazole-4-carboxamide hydrobromide. Molecular formula: C20H29BrN4O5S. Mole weight: 517.44. Catalog: APB02457. Alfa Chemistry Analytical Products
Acotiamide Impurity 20 Acotiamide Impurity 20. Uses: For analytical and research use. Alternative Names: N-(2-(diisopropylamino)ethyl)-2-(2,4,5-trihydroxybenzamido)thiazole-4-carboxamide hydrobromide. Molecular formula: C19H27BrN4O5S. Mole weight: 503.41. Catalog: APB02456. Alfa Chemistry Analytical Products
Acotiamide Impurity 24 Acotiamide Impurity 24. Uses: For analytical and research use. Alternative Names: ethyl 2-aminothiazole-4-carboxylate. Molecular formula: C6H8N2O2S. Mole weight: 172.2. Catalog: APB02455. Alfa Chemistry Analytical Products
Acotiamide Impurity 25 Acotiamide Impurity 25. Uses: For analytical and research use. Alternative Names: 2,4,5-trimethoxybenzoic acid. Molecular formula: C10H12O5. Mole weight: 212.2. Catalog: APB02454. Alfa Chemistry Analytical Products
Acotiamide Impurity 26 Acotiamide Impurity 26. Uses: For analytical and research use. Alternative Names: N-(2-(diisopropylamino)ethyl)-2-hydroxy-4,5-dimethoxybenzamide. Molecular formula: C17H28N2O4. Mole weight: 324.42. Catalog: APB02453. Alfa Chemistry Analytical Products
Acotiamide Impurity 27 Acotiamide Impurity 27. Uses: For analytical and research use. Alternative Names: 2-(2-hydroxy-4,5-dimethoxybenzamido)-N-(2-(isopropylamino)ethyl)thiazole-4-carboxamide. Molecular formula: C18H24N4O5S. Mole weight: 408.47. Catalog: APB02452. Alfa Chemistry Analytical Products
Acotiamide Impurity 28 Acotiamide Impurity 28. Uses: For analytical and research use. Alternative Names: (Z)-S-(2-amino-3-((2-(diisopropylamino)ethyl)amino)-3-oxoprop-1-en-1-yl) (2-hydroxy-4,5-dimethoxybenzoyl)carbamothioate. Molecular formula: C21H32N4O6S. Mole weight: 468.57. Catalog: APB02451. Alfa Chemistry Analytical Products
Acotiamide Impurity 29 Acotiamide Impurity 29. Uses: For analytical and research use. Alternative Names: (Z)-2-amino-3-(((2-hydroxy-4,5-dimethoxybenzoyl)carbamoyl)thio)acrylic acid. Molecular formula: C13H14N2O7S. Mole weight: 342.32. Catalog: APB02450. Alfa Chemistry Analytical Products
Acotiamide Impurity 30 Acotiamide Impurity 30. Uses: For analytical and research use. Alternative Names: ethyl 2,4,5-trimethoxybenzoate. Molecular formula: C12H16O5. Mole weight: 240.25. Catalog: APB02449. Alfa Chemistry Analytical Products
Acotiamide Impurity 31 Acotiamide Impurity 31. Uses: For analytical and research use. Alternative Names: ethyl 2-(2-(2,4,5-trimethoxybenzamido)thiazole-4-carboxamido)thiazole-4-carboxylate. Molecular formula: C20H20N4O7S2. Mole weight: 492.53. Catalog: APB02448. Alfa Chemistry Analytical Products
Acotiamide Impurity 32 Acotiamide Impurity 32. Uses: For analytical and research use. Alternative Names: diethyl 2,2'-(oxalylbis(azanediyl))bis(thiazole-4-carboxylate). Molecular formula: C14H14N4O6S2. Mole weight: 398.41. Catalog: APB02447. Alfa Chemistry Analytical Products
Acotiamide Impurity 33 Acotiamide Impurity 33. Uses: For analytical and research use. Alternative Names: ethyl 2-(2,4-dihydroxy-5-methoxybenzamido)thiazole-4-carboxylate. Molecular formula: C14H14N2O6S. Mole weight: 338.34. Catalog: APB02446. Alfa Chemistry Analytical Products
Acotiamide Impurity 34 Acotiamide Impurity 34. Uses: For analytical and research use. Alternative Names: ethyl 2-(4-hydroxy-2,5-dimethoxybenzamido)thiazole-4-carboxylate. Molecular formula: C15H16N2O6S. Mole weight: 352.36. Catalog: APB02445. Alfa Chemistry Analytical Products
Acotiamide Impurity 35 Acotiamide Impurity 35. Uses: For analytical and research use. Alternative Names: ethyl 2-(5-hydroxy-2,4-dimethoxybenzamido)thiazole-4-carboxylate. Molecular formula: C15H16N2O6S. Mole weight: 352.36. Catalog: APB02443. Alfa Chemistry Analytical Products
Acotiamide Impurity 36 Acotiamide Impurity 36. Uses: For analytical and research use. Alternative Names: 2-(diisopropylamino)ethyl 2-(2-hydroxy-4,5-dimethoxybenzamido)thiazole-4-carboxylate. Molecular formula: C21H29N3O6S. Mole weight: 451.54. Catalog: APB02444. Alfa Chemistry Analytical Products
Acotiamide Impurity 39 Acotiamide Impurity 39. Uses: For analytical and research use. Alternative Names: 4,5-dihydroxy-2-methoxybenzoic acid. Molecular formula: C8H8O5. Mole weight: 184.15. Catalog: APB02440. Alfa Chemistry Analytical Products
Acotiamide Impurity 40 Acotiamide Impurity 40. Uses: For analytical and research use. Alternative Names: 5-hydroxy-2,4-dimethoxybenzoic acid. Molecular formula: C9H10O5. Mole weight: 198.17. Catalog: APB02442. Alfa Chemistry Analytical Products
Acotiamide Impurity 41 Acotiamide Impurity 41. Uses: For analytical and research use. Alternative Names: 2-hydroxy-3,5-dimethoxybenzoic acid. Molecular formula: C9H10O5. Mole weight: 198.17. Catalog: APB02441. Alfa Chemistry Analytical Products
Acotiamide Impurity 42 Acotiamide Impurity 42. Uses: For analytical and research use. Alternative Names: 6-hydroxy-2,3-dimethoxybenzoic acid. Molecular formula: C9H10O5. Mole weight: 198.17. Catalog: APB02439. Alfa Chemistry Analytical Products
Acotiamide Impurity 43 Acotiamide Impurity 43. Uses: For analytical and research use. Alternative Names: 2-(chloromethyl)-4,5-dimethoxyphenol. Molecular formula: C9H11ClO3. Mole weight: 202.63. Catalog: APB02438. Alfa Chemistry Analytical Products
Acotiamide Impurity 44 Acotiamide Impurity 44. Uses: For analytical and research use. Alternative Names: methyl 3,3-dibromo-2-oxopropanoate. Molecular formula: C4H4Br2O3. Mole weight: 259.88. Catalog: APB02437. Alfa Chemistry Analytical Products
Acotiamide Impurity 45 Acotiamide Impurity 45. Uses: For analytical and research use. Alternative Names: methyl 3-methoxy-2-oxopropanoate. Molecular formula: C5H8O4. Mole weight: 132.11. Catalog: APB02436. Alfa Chemistry Analytical Products
Acotiamide Impurity 46 Acotiamide Impurity 46. Uses: For analytical and research use. Alternative Names: 3,4-dimethoxy-7-oxabicyclo[4.2.0]octa-1,3,5-trien-8-one. Molecular formula: C9H8O4. Mole weight: 180.16. Catalog: APB02435. Alfa Chemistry Analytical Products
Acotiamide Impurity 47 Acotiamide Impurity 47. Uses: For analytical and research use. Alternative Names: 2-(4,5-dihydroxy-2-methoxybenzamido)-N-(2-(diisopropylamino)ethyl)thiazole-4-carboxamide. Molecular formula: C20H28N4O5S. Mole weight: 436.53. Catalog: APB02432. Alfa Chemistry Analytical Products
Acotiamide Impurity 48 Acotiamide Impurity 48. Uses: For analytical and research use. Alternative Names: N-carbamothioyl-2-hydroxy-4,5-dimethoxybenzamide. Molecular formula: C10H12N2O4S. Mole weight: 256.28. Catalog: APB02433. Alfa Chemistry Analytical Products
Acotiamide Impurity 49 Acotiamide Impurity 49. Uses: For analytical and research use. Alternative Names: 2-(2-hydroxy-4,5-dimethoxybenzamido)-N-(2-hydroxyethyl)thiazole-4-carboxamide. Molecular formula: C15H17N3O6S. Mole weight: 367.38. Catalog: APB02434. Alfa Chemistry Analytical Products
Acotiamide Impurity 5 Acotiamide Impurity 5. Uses: For analytical and research use. Molecular formula: C17H18N2O7S. Mole weight: 394.4. Catalog: APB06606. Alfa Chemistry Analytical Products
Acotiamide Impurity 50 Acotiamide Impurity 50. Uses: For analytical and research use. Alternative Names: 2-(2-(2-hydroxy-4,5-dimethoxybenzamido)thiazole-4-carboxamido)thiazole-4-carboxylic acid. Molecular formula: C17H14N4O7S2. Mole weight: 450.45. Catalog: APB02429. Alfa Chemistry Analytical Products
Acotiamide Impurity 51 Acotiamide Impurity 51. Uses: For analytical and research use. Alternative Names: 2-(2-(2,4,5-trimethoxybenzamido)thiazole-4-carboxamido)thiazole-4-carboxylic acid. Molecular formula: C18H16N4O7S2. Mole weight: 464.47. Catalog: APB02431. Alfa Chemistry Analytical Products
Acotiamide Impurity 52 Acotiamide Impurity 52. Uses: For analytical and research use. Alternative Names: 2-(2-(2-hydroxy-4,5-dimethoxybenzamido)thiazole-4-carboxamido)thiazole-4-carboxylic acid. Molecular formula: C17H14N4O7S2. Mole weight: 450.45. Catalog: APB02430. Alfa Chemistry Analytical Products
Acotiamide Impurity 53 Acotiamide Impurity 53. Uses: For analytical and research use. Alternative Names: 2-(2-(2,4,5-trimethoxybenzamido)thiazole-4-carboxamido)thiazole-4-carboxylic acid. Molecular formula: C18H16N4O7S2. Mole weight: 464.47. Catalog: APB02695. Alfa Chemistry Analytical Products
Acotiamide Impurity 7 Acotiamide Impurity 7. Uses: For analytical and research use. Molecular formula: C16H18N2O6S. Mole weight: 366.39. Catalog: APB06607. Alfa Chemistry Analytical Products
Acotiamide Impurity 8 Acotiamide Impurity 8. Uses: For analytical and research use. Molecular formula: C8H6N4O3S2. Mole weight: 270.28. Catalog: APB06608. Alfa Chemistry Analytical Products
Acotiamide Impurity 9 Acotiamide Impurity 9. Uses: For analytical and research use. Molecular formula: C13H13ClN2O6S. Mole weight: 360.77. Catalog: APB06609. Alfa Chemistry Analytical Products
Acrylamide-d3 Standard solution Acrylamide-d3 Standard solution. Uses: For analytical and research use. CAS No. 122775-19-3. EC Number: 200-835-2. Catalog: AP122775193. Alfa Chemistry Analytical Products
Acrylic acid N-Hydroxysuccinimide ester Acrylic acid N-Hydroxysuccinimide ester. Uses: For analytical and research use. Alternative Names: 2,5-Dioxopyrrolidin-1-yl acrylate. CAS No. 38862-24-7. Molecular formula: C7H7NO4. Mole weight: 169.13. Purity: ≥98%. IUPAC Name: (2,5-dioxopyrrolidin-1-yl) prop-2-enoate. Catalog: APB38862247. Alfa Chemistry Analytical Products
Activated charcoal Activated charcoal. Uses: For analytical and research use. CAS No. 7440-44-0. Mole weight: 12.01. EC Number: 231-153-3. Catalog: AP7440440. Alfa Chemistry Analytical Products
Acyclovir EP Impurity N Acyclovir EP Impurity N. Uses: For analytical and research use. Alternative Names: (2-((2-acetamido-6-oxo-1H-purin-9(6H)-yl)methoxy)ethoxy)methyl acetate. Molecular formula: C13H17N5O6. Mole weight: 339.30. Catalog: APB03087. Alfa Chemistry Analytical Products
Acyclovir EP Impurity Q (Mixture of Isomers) Acyclovir EP Impurity Q (Mixture of Isomers). Uses: For analytical and research use. Molecular formula: C9H13N5O4. Mole weight: 255.23. Catalog: APB06501. Alfa Chemistry Analytical Products
Acyclovir EP Impurity R Acyclovir EP Impurity R. Uses: For analytical and research use. Molecular formula: C17H22N10O6. Mole weight: 462.42. Catalog: APB06502. Alfa Chemistry Analytical Products
Acyclovir Impurity 11 Acyclovir Impurity 11. Uses: For analytical and research use. Alternative Names: 2-((tosyloxy)methoxy)ethyl acetate. Molecular formula: C12H16O6S. Mole weight: 288.32. Catalog: APB03091. Alfa Chemistry Analytical Products
Acyclovir Impurity 12 Acyclovir Impurity 12. Uses: For analytical and research use. Alternative Names: (2-(tosyloxy)ethoxy)methyl 4-methylbenzenesulfonate. Molecular formula: C17H20O7S2. Mole weight: 400.47. Catalog: APB03090. Alfa Chemistry Analytical Products
Acyclovir Impurity 13 Acyclovir Impurity 13. Uses: For analytical and research use. Alternative Names: (2-(tosyloxy)ethoxy)methyl acetate. Molecular formula: C12H16O6S. Mole weight: 288.32. Catalog: APB03088. Alfa Chemistry Analytical Products
Acyclovir Impurity 23 Acyclovir Impurity 23. Uses: For analytical and research use. Alternative Names: 2-amino-9-(((2-hydroxyethoxy)methoxy)methyl)-1H-purin-6(9H)-one. Molecular formula: C9H13N5O4. Mole weight: 255.23. Catalog: APB03086. Alfa Chemistry Analytical Products
Acyclovir Impurity 3 Acyclovir Impurity 3. Uses: For analytical and research use. Molecular formula: C17H22N10O6. Mole weight: 462.43. Catalog: APB06503. Alfa Chemistry Analytical Products
Acyclovir Impurity 4 Acyclovir Impurity 4. Uses: For analytical and research use. Molecular formula: C17H24N10O6. Mole weight: 464.44. Catalog: APB06504. Alfa Chemistry Analytical Products
Acyclovir Impurity K (Dihydrochloride) Acyclovir Impurity K (Dihydrochloride). Uses: For analytical and research use. Alternative Names: 2,2'-(methylenebis(azanediyl))bis(9-((2-hydroxyethoxy)methyl)-1H-purin-6(9H)-one) dihydrochloride. Molecular formula: C17H22N10O6·2HCl. Mole weight: 535.34. Catalog: APB03089. Alfa Chemistry Analytical Products
Acyclovir Impurity Q Acyclovir Impurity Q. Uses: For analytical and research use. Alternative Names: 2-amino-9-(((2-hydroxyethoxy)methoxy)methyl)-1H-purin-6(9H)-one compound with 2-amino-9-((2-(hydroxymethoxy)ethoxy)methyl)-1H-purin-6(9H)-one (1:1). Molecular formula: C9H13N5O4. Mole weight: 255.23. Catalog: APB01820. Alfa Chemistry Analytical Products
Acyclovir Impurity R Acyclovir Impurity R. Uses: For analytical and research use. Alternative Names: 9,9'-(2,5,7,10-tetraoxaundecane-1,11-diyl)bis(2-amino-1H-purin-6(9H)-one). Molecular formula: C17H22N10O6. Mole weight: 462.42. Catalog: APB01821. Alfa Chemistry Analytical Products
Acyclovir Related Compound A Acyclovir Related Compound A. Uses: For analytical and research use. CAS No. 102728-64-3. Mole weight: 267.24. Catalog: AP102728643. Alfa Chemistry Analytical Products
Acyclovir Related Compound F Acyclovir Related Compound F. Uses: For analytical and research use. CAS No. 110104-37-5. Mole weight: 267.24. Catalog: AP110104375. Alfa Chemistry Analytical Products
Acyclovir Related Compound G Acyclovir Related Compound G. Uses: For analytical and research use. CAS No. 75128-73-3. Mole weight: 309.28. Catalog: AP75128733. Alfa Chemistry Analytical Products
Adamantane Impurity 2 Adamantane Impurity 2. Uses: For analytical and research use. Alternative Names: 1- nitro -7- hydroxy -3 5- dimethyl adamantane. Molecular formula: C12H19NO3. Mole weight: 225.28. Catalog: APB02788. Alfa Chemistry Analytical Products
Adamantane Impurity 35 Adamantane Impurity 35. Uses: For analytical and research use. Alternative Names: N-((1r,3R,5S,7r)-3,5-dimethyladamantan-1-yl)hydroxylamine. Molecular formula: C12H21NO. Mole weight: 195.30. Catalog: APB02785. Alfa Chemistry Analytical Products
Adamantane Impurity 36 Adamantane Impurity 36. Uses: For analytical and research use. Alternative Names: (1R,3S,5s,7r)-1,3-dibromo-5-methyladamantane. Molecular formula: C11H16Br2. Mole weight: 308.05. Catalog: APB03126. Alfa Chemistry Analytical Products
Adapalene Impurity 11 Adapalene Impurity 11. Uses: For analytical and research use. Alternative Names: dimethyl [2,2'-binaphthalene]-6,6'-dicarboxylate. Molecular formula: C24H18O4. Mole weight: 370.40. Catalog: APB03275. Alfa Chemistry Analytical Products
Adapalene Impurity 13 Adapalene Impurity 13. Uses: For analytical and research use. Alternative Names: 3-(5-bromo-2-methoxyphenyl)adamantan-1-ol. Molecular formula: C17H21BrO2. Mole weight: 337.25. Catalog: APB03273. Alfa Chemistry Analytical Products
Adapalene Impurity 14 Adapalene Impurity 14. Uses: For analytical and research use. Alternative Names: 3-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)adamantan-1-ol. Molecular formula: C23H33BO4. Mole weight: 384.32. Catalog: APB03274. Alfa Chemistry Analytical Products
Adapalene Impurity 15 Adapalene Impurity 15. Uses: For analytical and research use. Alternative Names: methyl 6-(3-(3-hydroxyadamantan-1-yl)-4-methoxyphenyl)-2-naphthoate. Molecular formula: C29H30O4. Mole weight: 442.55. Catalog: APB03272. Alfa Chemistry Analytical Products
Adapalene Related Compound A Adapalene Related Compound A. Uses: For analytical and research use. CAS No. 33626-98-1. Mole weight: 265.10. Catalog: AP33626981. Alfa Chemistry Analytical Products
Adapalene Related Compound B Adapalene Related Compound B. Uses: For analytical and research use. CAS No. 106685-41-0. Mole weight: 426.55. Catalog: AP106685410. Alfa Chemistry Analytical Products
Adapalene Related Compound C Adapalene Related Compound C. Uses: For analytical and research use. CAS No. 43109-77-9. Mole weight: 242.36. Catalog: AP43109779. Alfa Chemistry Analytical Products

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