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Bilastine Impurity 18
Bilastine Impurity 18. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 4-(1H-benzo[d]imidazol-2-yl)piperidine-1-carboxylate. CAS No. 953071-73-3. Molecular Formula: C17H23N3O2. Mole Weight: 301.39. Catalog: APB953071733.
Bilastine Impurity 24
Bilastine Impurity 24. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(2-ethoxyethyl)-2-(1-(4-isopropylphenethyl)piperidin-4-yl)-1H-benzo[d]imidazole. Molecular Formula: C27H37N3O. Mole Weight: 419.60. Catalog: APB03586.
Bilastine Impurity 25
Bilastine Impurity 25. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(piperidin-4-yl)-1H-benzo[d]imidazole. Molecular Formula: C12H15N3. Mole Weight: 201.27. Catalog: APB03584.
Bilastine Impurity 26
Bilastine Impurity 26. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: ethyl 4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidine-1-carboxylate. Molecular Formula: C19H27N3O3. Mole Weight: 345.44. Catalog: APB03585.
Bilastine Impurity 27
Bilastine Impurity 27. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: ethyl 4-(1H-benzo[d]imidazol-2-yl)piperidine-1-carboxylate. Molecular Formula: C15H19N3O2. Mole Weight: 273.33. Catalog: APB03583.
Bilastine Impurity 29
Bilastine Impurity 29. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropan-1-ol. Molecular Formula: C28H39N3O2. Mole Weight: 449.63. Catalog: APB03582.
Bilastine Impurity 30
Bilastine Impurity 30. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(2-(4-(1-(ethoxymethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoic acid. Molecular Formula: C27H35N3O3. Mole Weight: 449.59. Catalog: APB03579.
Bilastine Impurity 31
Bilastine Impurity 31. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-(4-(2-(4-(1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)propan-2-yl)-4,4-dimethyl-4,5-dihydrooxazole. Molecular Formula: C28H36N4O. Mole Weight: 444.61. Catalog: APB03581.
Bilastine Impurity 32
Bilastine Impurity 32. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-(1-(4-(2-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)propan-2-yl)phenethyl)piperidin-4-yl)-1H-benzo[d]imidazol-1-yl)ethanol. Molecular Formula: C30H40N4O2. Mole Weight: 488.66. Catalog: APB03580.
Bilastine Impurity 33
Bilastine Impurity 33. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(2-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)propan-2-yl)phenyl)ethanol. Molecular Formula: C16H23NO2. Mole Weight: 261.36. Catalog: APB03578.
Bilastine Impurity 34
Bilastine Impurity 34. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: ethyl 2-(piperidin-4-yl)-1H-benzo[d]imidazole-1-carboxylate. Molecular Formula: C15H19N3O2. Mole Weight: 273.33. Catalog: APB03576.
Bilastine Impurity 35
Bilastine Impurity 35. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: butyl 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoate. Molecular Formula: C32H45N3O3. Mole Weight: 519.72. Catalog: APB03577.
Bilastine Impurity 36
Bilastine Impurity 36. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(2-chloroacetyl)phenyl)-2-methylpropanoic acid. Molecular Formula: C12H13ClO3. Mole Weight: 240.68. Catalog: APB03575.
Bilastine Impurity 38
Bilastine Impurity 38. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)acetyl)phenyl)-2-methylpropanoic acid. Molecular Formula: C28H35N3O4. Mole Weight: 477.60. Catalog: APB03573.
Bilastine Impurity 39
Bilastine Impurity 39. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(3-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)acetyl)phenyl)-2-methylpropanoic acid. Molecular Formula: C28H35N3O4. Mole Weight: 477.60. Catalog: APB03574.
Bilastine Impurity 41
Bilastine Impurity 41. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(2-(2-(1-(2-ethoxyethyl)piperidin-4-yl)-1H-benzo[d]imidazol-1-yl)ethyl)phenyl)-2-methylpropanoic acid. Molecular Formula: C28H37N3O3. Mole Weight: 463.61. Catalog: APB03570.
Bilastine Impurity 42
Bilastine Impurity 42. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethanol. Molecular Formula: C18H27N3O2. Mole Weight: 317.43. Catalog: APB03571.
Bilastine Impurity 43
Bilastine Impurity 43. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(1-(2-hydroxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethanol. Molecular Formula: C16H23N3O2. Mole Weight: 289.37. Catalog: APB03572.
Bilastine Impurity 44
Bilastine Impurity 44. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethanol. Molecular Formula: C14H19N3O. Mole Weight: 245.32. Catalog: APB03568.
Bilastine Impurity 45
Bilastine Impurity 45. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-(1-(2-ethoxyethyl)piperidin-4-yl)-1H-benzo[d]imidazol-1-yl)ethanol. Molecular Formula: C18H27N3O2. Mole Weight: 317.43. Catalog: APB03569.
Bilastine Impurity 46
Bilastine Impurity 46. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: propyl 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoate. Molecular Formula: C31H43N3O3. Mole Weight: 505.69. Catalog: APB03567.
Bilastine Impurity 47
Bilastine Impurity 47. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-(4-(2-(4-(1-(4-(2-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)propan-2-yl)phenethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)propan-2-yl)-4,4-dimethyl-4,5-dihydrooxazole. Molecular Formula: C44H57N5O2. Mole Weight: 687.96. Catalog: APB03566.
Bilastine Impurity 48
Bilastine Impurity 48. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-(4-bromophenyl)propan-2-yl)-4,4-dimethyl-4,5-dihydrooxazole. Molecular Formula: C14H18BrNO. Mole Weight: 296.20. Catalog: APB03565.
Bilastine Impurity 49
Bilastine Impurity 49. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 4-(1-(4-(2-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)propan-2-yl)phenethyl)-1H-benzo[d]imidazol-2-yl)piperidine-1-carboxylate. Molecular Formula: C33H44N4O3. Mole Weight: 544.73. Catalog: APB03564.
Bilastine Impurity 50
Bilastine Impurity 50. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-(piperidin-4-yl)-1H-benzo[d]imidazol-1-yl)ethanol. Molecular Formula: C14H19N3O. Mole Weight: 245.32. Catalog: APB03563.
Bilastine Impurity 51
Bilastine Impurity 51. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-methyl-2-(4-vinylphenyl)propanoic acid. Molecular Formula: C12H14O2. Mole Weight: 190.24. Catalog: APB03562.
Bilastine Impurity 52
Bilastine Impurity 52. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 4-((2-aminophenyl)carbamoyl)piperidine-1-carboxylate. CAS No. 883106-63-6. Molecular Formula: C17H25N3O3. Mole Weight: 319.40. Catalog: APB883106636.
Bilastine Impurity 53
Bilastine Impurity 53. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-(2-aminophenyl)piperidine-4-carboxamide. Molecular Formula: C12H17N3O. Mole Weight: 219.28. Catalog: APB03561.
Bilastine Impurity 54
Bilastine Impurity 54. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(2-(4-(1-(2-(2-ethoxyethoxy)ethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoic acid. Molecular Formula: C30H41N3O4. Mole Weight: 507.66. Catalog: APB03559.
Bilastine Impurity 55
Bilastine Impurity 55. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-amino-2-methylpropyl 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoate. Molecular Formula: C32H46N4O3. Mole Weight: 534.73. Catalog: APB03558.
Bilastine Impurity 56
Bilastine Impurity 56. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-(4-(2-(4-(1-(2-(2-ethoxyethoxy)ethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)propan-2-yl)-4,4-dimethyl-4,5-dihydrooxazole. Molecular Formula: C34H48N4O3. Mole Weight: 560.77. Catalog: APB03560.
Bilastine Impurity 57
Bilastine Impurity 57. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-(4-(2-(4-(1-(2-methoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)propan-2-yl)-4,4-dimethyl-4,5-dihydrooxazole. Molecular Formula: C31H42N4O2. Mole Weight: 502.69. Catalog: APB03557.
Bilastine Impurity 58
Bilastine Impurity 58. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(4-(2-chloroacetyl)phenyl)-N-methoxy-N,2-dimethylpropanamide. Molecular Formula: C14H18ClNO3. Mole Weight: 283.75. Catalog: APB03556.
Bilastine Impurity 59
Bilastine Impurity 59. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 1-(4-(2-chloroethyl)phenyl)-2-methylpropan-1-one. Molecular Formula: C12H15ClO. Mole Weight: 210.70. Catalog: APB03555.
Bilastine Impurity 60
Bilastine Impurity 60. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4,4-dimethyl-2-(2-(4-vinylphenyl)propan-2-yl)-4,5-dihydrooxazole. Molecular Formula: C16H21NO. Mole Weight: 243.34. Catalog: APB03553.
Bilastine Impurity 61
Bilastine Impurity 61. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: ethyl 2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoate. Molecular Formula: C30H41N3O3. Mole Weight: 491.66. Catalog: APB03554.
Bilastine Impurity 62
Bilastine Impurity 62. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-amino-2-methylpropyl 2-(4-(2-(4-(1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoate. Molecular Formula: C28H38N4O2. Mole Weight: 462.63. Catalog: APB03552.
Bilastine Impurity 64
Bilastine Impurity 64. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 4-(1-(2-methoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidine-1-carboxylate. Molecular Formula: C20H29N3O3. Mole Weight: 359.46. Catalog: APB03550.
Bilastine Impurity 65
Bilastine Impurity 65. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: methyl 2-(4-bromophenyl)-2-methylpropanoate. Molecular Formula: C11H13BrO2. Mole Weight: 257.12. Catalog: APB03551.
Bilastine Impurity 66
Bilastine Impurity 66. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: methyl 2-methyl-2-(4-(2-(tosyloxy)ethyl)phenyl)propanoate. Molecular Formula: C20H24O5S. Mole Weight: 376.47. Catalog: APB03951.
Bilastine Impurity 68
Bilastine Impurity 68. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: tert-butyl 4- ( (2- ( (tert-butoxycarbonyl) amino) phenyl) carbamoyl) piperidine-1-carboxylate. Molecular Formula: C22H33N3O5. Mole Weight: 419.51. Catalog: APB03949.
Bilastine Impurity 7
Bilastine Impurity 7. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C12H13N5O2. Mole Weight: 259.27. Catalog: APB11221.
Bimatoprost Impurity 10
Bimatoprost Impurity 10. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-N-ethyl-7-((1R,2S,3R,5S)-2-(hydroxymethyl)-3,5-bis((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)hept-5-enamide. Molecular Formula: C25H43NO6. Mole Weight: 453.61. Catalog: APB03909.
Bimatoprost Impurity 11
Bimatoprost Impurity 11. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-N-ethyl-7-((1R,2R,3R,5S)-2-formyl-3,5-bis((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)hept-5-enamide. Molecular Formula: C25H41NO6. Mole Weight: 451.60. Catalog: APB03908.
Bimatoprost Impurity 12
Bimatoprost Impurity 12. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: dimethyl (2-oxo-4-phenylbutyl)phosphonate. CAS No. 41162-19-0. Molecular Formula: C12H17O4P. Mole Weight: 256.23. Catalog: APB41162190.
Bimatoprost Impurity 13
Bimatoprost Impurity 13. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-N-ethyl-7-((1R,2R,3R,5S)-2-((E)-3-oxo-5-phenylpent-1-en-1-yl)-3,5-bis((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)hept-5-enamide. Molecular Formula: C35H51NO6. Mole Weight: 581.78. Catalog: APB03906.
Bimatoprost Impurity 14
Bimatoprost Impurity 14. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-N-ethyl-7-((1R,2R,3R,5S)-2-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)-3,5-bis((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)hept-5-enamide. Molecular Formula: C35H53NO6. Mole Weight: 583.80. Catalog: APB03905.
Bimatoprost Impurity 15
Bimatoprost Impurity 15. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aR,4R,5R,6aS)-4-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-2,5-diol. CAS No. 856240-62-5. Molecular Formula: C18H24O4. Mole Weight: 304.38. Catalog: APB856240625.
Bimatoprost Impurity 16
Bimatoprost Impurity 16. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1S,3R,4R,5R)-4-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)-5-(2-hydroxyethyl)cyclopentane-1,3-diol. Molecular Formula: C18H26O4. Mole Weight: 306.40. Catalog: APB03904.
Bimatoprost Impurity 17
Bimatoprost Impurity 17. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-ethyl 7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)cyclopentyl)hept-5-enoate. Molecular Formula: C25H36O5. Mole Weight: 416.55. Catalog: APB03903.
Bimatoprost Impurity 18
Bimatoprost Impurity 18. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aR,4R,5R,6aS)-5-hydroxy-4-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-2-one. CAS No. 41639-74-1. Molecular Formula: C18H22O4. Mole Weight: 302.36. Catalog: APB41639741.
Bimatoprost Impurity 19
Bimatoprost Impurity 19. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((R)-3-hydroxy-5-phenylpentyl)cyclopentyl)-N-ethylhept-5-enamide. CAS No. 607351-44-0. Molecular Formula: C25H39NO4. Mole Weight: 417.58. Catalog: APB607351440.
Bimatoprost Impurity 22
Bimatoprost Impurity 22. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-N1,N10-diethyldec-5-enediamide. Molecular Formula: C14H26N2O2. Mole Weight: 254.37. Catalog: APB03902.
Bimatoprost Impurity 26
Bimatoprost Impurity 26. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-N1,N10-diethyldec-5-enediamide. Molecular Formula: C14H26N2O2. Mole Weight: 254.37. Catalog: APB03897.
Bimatoprost Impurity 27
Bimatoprost Impurity 27. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (E)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-(3-hydroxy-5-phenylpentyl)cyclopentyl)hept-5-enoic acid. Molecular Formula: C23H34O5. Mole Weight: 390.51. Catalog: APB03899.
Bimatoprost Impurity 28
Bimatoprost Impurity 28. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aR,4R,5R,6aS)-2-hydroxy-4-((R)-3-hydroxy-5-phenylpentyl)hexahydro-2H-cyclopenta[b]furan-5-yl [1,1'-biphenyl]-4-carboxylate. Molecular Formula: C31H34O5. Mole Weight: 486.60. Catalog: APB03898.
Bimatoprost Impurity 3
Bimatoprost Impurity 3. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((2S)-3-((S)-1-hydroxy-3-phenylpropyl)oxiran-2-yl)cyclopentyl)-N-ethylhept-5-enamide. Molecular Formula: C25H37NO5. Mole Weight: 431.56. Catalog: APB03911.
Bimatoprost Impurity 31
Bimatoprost Impurity 31. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-N-cyclohexyl-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)cyclopentyl)hept-5-enamide. Molecular Formula: C29H43NO4. Mole Weight: 469.66. Catalog: APB03896.
Bimatoprost Impurity 32
Bimatoprost Impurity 32. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)cyclopentyl)-N,N-diethylhept-5-enamide. Molecular Formula: C27H41NO4. Mole Weight: 443.62. Catalog: APB03895.
Bimatoprost Impurity 33
Bimatoprost Impurity 33. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1E,3S,9Z,11aR,12S,14R,14aR)-12,14-dihydroxy-3-phenethyl-7,8,11,11a,12,13,14,14a-octahydro-3H-cyclopenta[e][1]oxacyclotridecin-5(6H)-one. Molecular Formula: C23H30O4. Mole Weight: 370.48. Catalog: APB03717.
Bimatoprost Impurity 4
Bimatoprost Impurity 4. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)cyclopentyl)hept-5-enamide. Molecular Formula: C23H33NO4. Mole Weight: 387.51. Catalog: APB03910.
Bimatoprost Impurity 5
Bimatoprost Impurity 5. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C25H37NO5. Mole Weight: 431.57. Catalog: APB11643.
Bimatoprost Impurity 6
Bimatoprost Impurity 6. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (Z)-7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((R,E)-3-hydroxy-5-phenylpent-1-en-1-yl)cyclopentyl)hept-5-enoic acid. CAS No. 41639-71-8. Molecular Formula: C23H32O5. Mole Weight: 388.50. Catalog: APB41639718.
Bimatoprost Impurity 8
Bimatoprost Impurity 8. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3aS,4R,5S,6aR)-5-hydroxy-4-(hydroxymethyl)hexahydro-2H-cyclopenta[b]furan-2-one. CAS No. 76704-05-7. Molecular Formula: C8H12O4. Mole Weight: 172.18. Catalog: APB76704057.