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Brivaracetam Brivaracetam. Group: Biochemicals. Alternative Names: (αS,4R)-α-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetamide; UCB 34714. Grades: Highly Purified. CAS No. 357336-20-0. Pack Sizes: 25mg. US Biological Life Sciences. USBiological 3
Worldwide
Brivaracetam-d7 Brivaracetam-d7. Group: Biochemicals. Alternative Names: (αS,4R)-α-Ethyl-2-oxo-4-propyl-1-pyrrolidineacetamide-d7; UCB 34714-d7. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 3
Worldwide
Brivaracetam Impurity 100 Brivaracetam Impurity 100. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(iodomethyl)hexanamide. Molecular Formula: C11H21IN2O2. Mole Weight: 340.20. Catalog: APB03359. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 101 Brivaracetam Impurity 101. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-3-(iodomethyl)hexanoic acid. CAS No. 2101641-91-0. Molecular Formula: C7H13IO2. Mole Weight: 256.08. Catalog: APB2101641910. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 102 Brivaracetam Impurity 102. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-5-benzyloxazolidin-2-one. Molecular Formula: C10H11NO2. Mole Weight: 177.2. Catalog: APB03358. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 103 Brivaracetam Impurity 103. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-5-benzyl-3-butyryloxazolidin-2-one. Molecular Formula: C14H17NO3. Mole Weight: 247.29. Catalog: APB03357. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 104 Brivaracetam Impurity 104. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 3-aminobutanenitrile. CAS No. 16750-40-6. Molecular Formula: C4H8N2. Mole Weight: 84.12. Catalog: APB16750406. Alfa Chemistry Analytical Products
Brivaracetam Impurity 105 Brivaracetam Impurity 105. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-2-((R)-2,5-dioxo-3-propylpyrrolidin-1-yl)-3-hydroxypropanoic acid. Molecular Formula: C10H15NO5. Mole Weight: 229.23. Catalog: APB03356. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 106 Brivaracetam Impurity 106. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-4-benzyl-3-butyryloxazolidin-2-one. CAS No. 112459-79-7. Molecular Formula: C14H17NO3. Mole Weight: 247.29. Catalog: APB112459797. Alfa Chemistry Analytical Products
Brivaracetam Impurity 107 Brivaracetam Impurity 107. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: acetic (S)-3-(bromomethyl)hexanoic anhydride. Molecular Formula: C9H15BrO3. Mole Weight: 251.12. Catalog: APB03355. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 108 Brivaracetam Impurity 108. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-1-bromo-3-phenylpropan-2-amine. Molecular Formula: C9H12BrN. Mole Weight: 214.1. Catalog: APB03354. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 109 Brivaracetam Impurity 109. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-methyl 3-(hydroxymethyl)hexanoate. Molecular Formula: C8H16O3. Mole Weight: 160.21. Catalog: APB03353. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 110 Brivaracetam Impurity 110. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S,3R)-3-hydroxy-2-((R)-2-oxo-4-propylpyrrolidin-1-yl)butanamide. Molecular Formula: C11H20N2O3. Mole Weight: 228.29. Catalog: APB03351. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 111 Brivaracetam Impurity 111. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(hydroxymethyl)hexanamide. Molecular Formula: C11H22N2O3. Mole Weight: 230.3. Catalog: APB03352. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 112 Brivaracetam Impurity 112. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-3-((S)-4-benzyl-2-oxooxazolidine-3-carbonyl)hexanenitrile. Molecular Formula: C17H20N2O3. Mole Weight: 300.35. Catalog: APB03350. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 113 Brivaracetam Impurity 113. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-2-(cyanomethyl)pentanoic acid. Molecular Formula: C7H11NO2. Mole Weight: 141.17. Catalog: APB03349. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 114 Brivaracetam Impurity 114. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-4-isopropyldihydrofuran-2(3H)-one. CAS No. 53657-15-1. Molecular Formula: C7H12O2. Mole Weight: 128.17. Catalog: APB53657151. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 115 Brivaracetam Impurity 115. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-4-ethyldihydrofuran-2(3H)-one. Molecular Formula: C6H10O2. Mole Weight: 114.14. Catalog: APB03348. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 116 Brivaracetam Impurity 116. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-isopropyl 3-(bromomethyl)hexanoate. Molecular Formula: C10H19BrO2. Mole Weight: 251.16. Catalog: APB03347. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 117 Brivaracetam Impurity 117. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S)-2-(2,5-dioxo-3-propylpyrrolidin-1-yl)butanoic acid. Molecular Formula: C11H17NO4. Mole Weight: 227.26. Catalog: APB03346. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 118 Brivaracetam Impurity 118. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-ethyl 3-((((S)-1-(((S)-1-amino-1-oxobutan-2-yl)amino)-1-oxobutan-2-yl)amino)methyl)hexanoate. Molecular Formula: C17H33N3O4. Mole Weight: 343.46. Catalog: APB01315. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 118 (Hydrochloride) Brivaracetam Impurity 118 (Hydrochloride). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-ethyl 3-((((S)-1-(((S)-1-amino-1-oxobutan-2-yl)amino)-1-oxobutan-2-yl)amino)methyl)hexanoate hydrochloride. Molecular Formula: C17H33N3O4·HCl. Mole Weight: 379.92. Catalog: APB03344. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 118 (Maleate) Brivaracetam Impurity 118 (Maleate). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-ethyl 3-((((S)-1-(((S)-1-amino-1-oxobutan-2-yl)amino)-1-oxobutan-2-yl)amino)methyl)hexanoate maleate. Molecular Formula: C17H33N3O4·C4H4O4. Mole Weight: 459.54. Catalog: APB03345. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 119 Brivaracetam Impurity 119. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-ethyl 3-(bromomethyl)hexanoate. Molecular Formula: C9H17BrO2. Mole Weight: 237.13. Catalog: APB01314. Alfa Chemistry Analytical Products 3
BrivaracetamImpurity120 BrivaracetamImpurity120. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)-N-((R)-3-(bromomethyl)hexanoyl)hexanamide. Molecular Formula: C18H32Br2N2O3. Mole Weight: 484.27. Catalog: APB03342. Alfa Chemistry Analytical Products 4
BrivaracetamImpurity121 BrivaracetamImpurity121. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-N-((S)-2-aminobutanoyl)-3-(bromomethyl)hexanamide. Molecular Formula: C11H21BrN2O2. Mole Weight: 293.20. Catalog: APB03343. Alfa Chemistry Analytical Products 4
BrivaracetamImpurity122 BrivaracetamImpurity122. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R,3'R)-N,N'-((S)-butyryl)bis(3-(bromomethyl)hexanamide). Molecular Formula: C18H32Br2N2O3. Mole Weight: 484.27. Catalog: APB03341. Alfa Chemistry Analytical Products 4
Brivaracetam Impurity 123 Brivaracetam Impurity 123. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-4-benzyl-3-pentanoyloxazolidin-2-one. Molecular Formula: C15H19NO3. Mole Weight: 261.32. Catalog: APB03340. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 124 Brivaracetam Impurity 124. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-tert-butyl 3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoate. CAS No. 2253826-01-4. Molecular Formula: C15H30N2O3. Mole Weight: 286.41. Catalog: APB2253826014. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 125 Brivaracetam Impurity 125. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3R, 3'R)-3, 3'- ( ( ( (S)-1-amino-1-oxobutan-2-yl)azanediyl)bis (methylene))dihexanoic acid. Molecular Formula: C18H34N2O5. Mole Weight: 358.47. Catalog: APB03339. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 126 Brivaracetam Impurity 126. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4R)-ethyl 2-oxo-4-propyltetrahydrofuran-3-carboxylate. CAS No. 2052297-73-9. Molecular Formula: C10H16O4. Mole Weight: 200.10. Catalog: APB2052297739. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 127 Brivaracetam Impurity 127. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-4-propylpyrrolidin-2-one. CAS No. 930123-38-9. Molecular Formula: C7H13NO. Mole Weight: 127.10. Catalog: APB930123389. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 128 Brivaracetam Impurity 128. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-2-((S)-2,5-dioxo-3-propylpyrrolidin-1-yl)butanoic acid. Molecular Formula: C11H17NO4. Mole Weight: 227.12. Catalog: APB03337. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 129 Brivaracetam Impurity 129. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-tert-butyl 3- ( ( (ethoxycarbonyl)oxy)methyl)hexanoate. Molecular Formula: C14H26O5. Mole Weight: 274.18. Catalog: APB03338. Alfa Chemistry Analytical Products 3
Brivaracetam impurity 130 Brivaracetam impurity 130. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-2-propylsuccinic acid. CAS No. 3975-88-0. Molecular Formula: C7H12O4. Mole Weight: 160.17. Catalog: APB3975880. Alfa Chemistry Analytical Products 3
Brivaracetam impurity 132 Brivaracetam impurity 132. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: isobutyl 2-phenylacetate. CAS No. 102-13-6. Molecular Formula: C12H16O2. Mole Weight: 192.25. Catalog: APB102136. Alfa Chemistry Analytical Products
Brivaracetam impurity 133 Brivaracetam impurity 133. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-2-(((benzyloxy)carbonyl)amino)butanoic acid. CAS No. 42918-86-5. Molecular Formula: C12H15NO4. Mole Weight: 237.25. Catalog: APB42918865. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 134 Brivaracetam Impurity 134. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-((((S)-1-amino-1-oxobutan-2-yl)(nitroso)amino)methyl)hexanoic acid. Molecular Formula: C11H21N3O4. Mole Weight: 259.30. Catalog: APB03336. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 135 Brivaracetam Impurity 135. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-4-isobutyldihydrofuran-2(3H)-one. Molecular Formula: C8H14O2. Mole Weight: 142.20. Catalog: APB03335. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 136 Brivaracetam Impurity 136. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-2-((S)-2-oxo-4-propylpyrrolidin-1-yl)butanoic acid. CAS No. 2755924-55-9. Molecular Formula: C11H19NO3. Mole Weight: 213.27. Catalog: APB2755924559. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 138 Brivaracetam Impurity 138. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-(1-amino-1-oxobutan-2-yl)-3-(hydroxymethyl)hexanamide. Molecular Formula: C11H22N2O3. Mole Weight: 230.30. Catalog: APB03334. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 13 (Hydrochloride) Brivaracetam Impurity 13 (Hydrochloride). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-ethyl 3-((((R)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoate hydrochloride. Molecular Formula: C13H26N2O3·HCl. Mole Weight: 294.82. Catalog: APB03333. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 140 Brivaracetam Impurity 140. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-2-((S)-4-isopropyl-2-oxopyrrolidin-1-yl)butanamide. CAS No. 357334-83-9. Molecular Formula: C11H20N2O2. Mole Weight: 212.29. Catalog: APB357334839. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 15 Brivaracetam Impurity 15. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoic acid. CAS No. 2397556-18-0. Molecular Formula: C11H22N2O3. Mole Weight: 230.3. Catalog: APB2397556180. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 15 (Oxalicacid) Brivaracetam Impurity 15 (Oxalicacid). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoic acid compound with oxalic acid (1:1). CAS No. 2397556-19-1. Molecular Formula: C11H22N2O3·C2H2O4. Mole Weight: 320.34. Catalog: APB2397556191. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 16 Brivaracetam Impurity 16. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-(chloromethyl)hexanoyl chloride. Molecular Formula: C7H12Cl2O. Mole Weight: 183.08. Catalog: APB03398. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 17 Brivaracetam Impurity 17. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2,3-dimethylbutanal. Molecular Formula: C6H12O. Mole Weight: 100.16. Catalog: APB03396. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 18 Brivaracetam Impurity 18. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2,2-dimethylbutanal. Molecular Formula: C6H12O. Mole Weight: 100.16. Catalog: APB03397. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 20 Brivaracetam Impurity 20. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-N-((S)-1-amino-1-oxobutan-2-yl)-3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanamide. Molecular Formula: C15H30N4O3. Mole Weight: 314.42. Catalog: APB03395. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 21 Brivaracetam Impurity 21. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-2-((S)-2-oxo-4-propylpyrrolidin-1-yl)butanoic acid. CAS No. 2165431-90-1. Molecular Formula: C11H19NO3. Mole Weight: 213.27. Catalog: APB2165431901. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 22 Brivaracetam Impurity 22. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S,E)-3-(((1-amino-1-oxobutan-2-yl)amino)methyl)hex-2-enoic acid. Molecular Formula: C11H20N2O3. Mole Weight: 228.29. Catalog: APB03394. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 23 Brivaracetam Impurity 23. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2S)-2-((5-oxo-3-propyltetrahydrofuran-2-yl)amino)butanamide. Molecular Formula: C11H20N2O3. Mole Weight: 228.29. Catalog: APB03392. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 25 Brivaracetam Impurity 25. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoic acid. Molecular Formula: C11H22N2O3. Mole Weight: 230.3. Catalog: APB03393. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 26 Brivaracetam Impurity 26. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-N-((R)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide. Molecular Formula: C11H21BrN2O2. Mole Weight: 293.2. Catalog: APB03391. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 27 Brivaracetam Impurity 27. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-2-aminobutanamide hydrochloride. CAS No. 103765-03-3. Molecular Formula: C4H10N2O·HCl. Mole Weight: 138.596. Catalog: APB103765033. Alfa Chemistry Analytical Products
Brivaracetam Impurity 28 Brivaracetam Impurity 28. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-N-((S)-1-amino-1-oxobutan-2-yl)-2-((R)-2-oxo-4-propylpyrrolidin-1-yl)butanamide. CAS No. 2432911-32-3. Molecular Formula: C15H27N3O3. Mole Weight: 297.39. Catalog: APB2432911323. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 29 Brivaracetam Impurity 29. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-(hydroxymethyl)hexanenitrile. CAS No. 2179080-15-8. Molecular Formula: C7H13NO. Mole Weight: 127.19. Catalog: APB2179080158. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 30 Brivaracetam Impurity 30. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-4-benzyloxazolidin-2-one. CAS No. 90719-32-7. Molecular Formula: C10H11NO2. Mole Weight: 177.2. Catalog: APB90719327. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 31 Brivaracetam Impurity 31. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-3-(hydroxymethyl)hexanoic acid. CAS No. 2096999-79-8. Molecular Formula: C7H14O3. Mole Weight: 146.18. Catalog: APB2096999798. Alfa Chemistry Analytical Products 2
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. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 34 Brivaracetam Impurity 34. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(chloromethyl)hexanamide. Molecular Formula: C11H21ClN2O2. Mole Weight: 248.75. Catalog: APB03390. Alfa Chemistry Analytical Products 3
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. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 36 Brivaracetam Impurity 36. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (R)-4-butyldihydrofuran-2(3H)-one. CAS No. 124094-63-9. Molecular Formula: C8H14O2. Mole Weight: 142.20. Catalog: APB124094639. Alfa Chemistry Analytical Products
Brivaracetam Impurity 37 Brivaracetam Impurity 37. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-methyl 2-((R)-2-oxo-4-propylpyrrolidin-1-yl)butanoate. Molecular Formula: C12H21NO3. Mole Weight: 227.3. Catalog: APB03389. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 39 Brivaracetam Impurity 39. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-2-((R)-3-(hydroxymethyl)hexanamido)butanoic acid. Molecular Formula: C11H21NO4. Mole Weight: 231.29. Catalog: APB03388. Alfa Chemistry Analytical Products 3
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. Alfa Chemistry Analytical Products 2
Brivaracetam Impurity 42 Brivaracetam Impurity 42. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-3-(bromomethyl)hexanoyl chloride. Molecular Formula: C7H12BrClO. Mole Weight: 227.53. Catalog: APB03387. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 43 Brivaracetam Impurity 43. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4S)-methyl 2-oxo-4-propyltetrahydrofuran-3-carboxylate. Molecular Formula: C9H14O4. Mole Weight: 186.21. Catalog: APB01244. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 44 Brivaracetam Impurity 44. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4S)-ethyl 2-oxo-4-propyltetrahydrofuran-3-carboxylate. Molecular Formula: C10H16O4. Mole Weight: 200.23. Catalog: APB01245. Alfa Chemistry Analytical Products 3
Brivaracetam Impurity 45 Brivaracetam Impurity 45. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 357338-46-6(HCl); (R)-ethyl 3-((((S)-1-amino-1-oxobutan-2-yl)amino)methyl)hexanoate. CAS No. 748760-80-7. Molecular Formula: C13H26N2O3. Mole Weight: 258.36. Catalog: APB748760807. Alfa Chemistry Analytical Products 3

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