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Requires cytochrome P450. A rice, Oryza sativa, enzyme involved in the biosynthesis of the antifungal phytocassanes. Group: Enzymes. Synonyms: ent-cassadiene C11α-hydroxylase; CYP76M7. Enzyme Commission Number: EC 1.14.13.145. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0745; ent-cassa-12,15-diene 11-hydroxylase; EC 1.14.13.145; ent-cassadiene C11α-hydroxylase; CYP76M7. Cat No: EXWM-0745.
ent-cassa-12,15-diene synthase
This class I diterpene cyclase produces ent-cassa-12,15-diene, a precursor of the rice phytoalexins (-)-phytocassanes A-E. Phytoalexins are diterpenoid secondary metabolites that are involved in the defense mechanism of the plant, and are produced in response to pathogen attack through the perception of elicitor signal molecules such as chitin oligosaccharide, or after exposure to UV irradiation. Group: Enzymes. Synonyms: OsDTC1; OsKS7. Enzyme Commission Number: EC 4.2.3.28. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-5185; ent-cassa-12,15-diene synthase; EC 4.2.3.28; OsDTC1; OsKS7. Cat No: EXWM-5185.
ent-Cinacalcet
ent-Cinacalcet. CAS No. 694495-47-1.
ent-Cinacalcet Hydrochloride
ent-Cinacalcet Hydrochloride is the (S) enantiomer of Cinacalcet. It is used in clinical trial in secondary hyperparathyroidism. Alternative Names: (αS)-α-Methyl-N-[3-[3-(trifluoromethyl)phenyl)propyl]-1-napthalenemethanamine Hydrochloride; (S)-N-(1-(naphthalen-1-yl)ethyl)-3-(3-(trifluoromethyl)phenyl)propan-1-amine hydrochloride; (S)-Cinacalcet hydrochloride. Grades: > 95%. CAS No. 694495-47-1. Molecular formula: C22H23ClF3N. Mole weight: 393.87.
ent-Cinacalcet Hydrochloride
The (S) enantiomer of Cinacalcet. Used in clinical trial in secondary hyperparathyroidism. Group: Biochemicals. Alternative Names: (α S) -α -Methyl-N-[3-[3- (trifluoromethyl) phenyl) propyl]-1-napthalenemethanamine Hydrochloride; (S) -N- (3- (3- (Trifluoromethyl) phenyl) propyl) -1-- (1-napthyl) ethylamine Hydrochloride. Grades: Highly Purified. CAS No. 694495-47-1. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
ent-copalyl diphosphate synthase
Part of a bifunctional enzyme involved in the biosynthesis of kaurene. See also EC 4.2.3.19 (ent-kaurene synthase). Group: Enzymes. Synonyms: ent-kaurene synthase A; ent-kaurene synthetase A; ent-CDP synthase; ent-copalyl-diphosphate lyase (decyclizing). Enzyme Commission Number: EC 5.5.1.13. CAS No. 9055-64-5. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-5614; ent-copalyl diphosphate synthase; EC 5.5.1.13; 9055-64-5; ent-kaurene synthase A; ent-kaurene synthetase A; ent-CDP synthase; ent-copalyl-diphosphate lyase (decyclizing). Cat No: EXWM-5614.
ent-Defluoro Fosaprepitant Dimeglumine
ent-Defluoro Fosaprepitant Dimeglumine. Uses: For analytical and research use. Alternative Names: (2R,3R,4R,5S)-6-(methylamino)hexane-1,2,3,4,5-pentaol hemi((3-(((2S,3R)-2-((S)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-phenylmorpholino)methyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)phosphonate). Molecular formula: C23H23F6N4O6P·2 C7H17NO5. Mole weight: 986.84. Catalog: APB06334.
Ent-DHEA sulfate
Ent-DHEA sulfate. Alternative Names: Ent-Dehydroepiandrosterone sulfate (sodium salt). CAS No. 2707481-40-9. Purity: >99%. Product ID: ALCFA2707481409. Molecular formula: C19H27NaO5S. Mole weight: 390.47. Alfa Chemistry - ISO 9001:32057 Certified.
ent-Dorzolamide
ent-Dorzolamide. Group: Biochemicals. Alternative Names: 4R,6R-Dorzolamide; (4R-trans)-4-(ethylamino)-5,6-dihydro-6-methyl-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-Dioxide. Grades: Highly Purified. CAS No. 120279-95-0. Pack Sizes: 2.5mg. Molecular Formula: C10H16N2O4S3, Molecular Weight: 324.44. US Biological Life Sciences.
Worldwide
Entecavir
An oral antiviral drug used in the treatment of hepatitis B infection. A guanine analogue that inhhibits all three steps in the viral replication process. Alternative Names: Baraclude; BMS 200475; BMS-200475; BMS200475; SQ 34676; SQ34676; SQ-34676. Grades: 0.98. CAS No. 142217-69-4. Molecular formula: C12H15N5O3. Mole weight: 277.284.
Entecavir
Entecavir (SQ 34676; BMS 200475) is a potent and selective inhibitor of HBV, with an EC50 of 3.75 nM in HepG2 cell. Uses: Scientific research. Category: Signaling pathways. Alternative Names: BMS200475; SQ34676. CAS No. 142217-69-4. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-13623.
Entecavir
Entecavir is a potent and selective inhibitor of HBV, with an EC50 of 3.75 nM in HepG2 cell. Category: Active pharmaceutical ingredients. CAS No. 142217-69-4. Product ID: API142217694. Molecular formula: C12H15N5O3. Mole weight: 277.28.
Entecavir-13C2,15N
Labeled Entecavir. An oral antiviral drug used in the treatment of hepatitis B infection. A guanine analogue that inhhibits all three steps in the viral replication process. Group: Biochemicals. Alternative Names: 2-Amino-9- [4-hydroxy-3- (hydroxy methyl ) -2- methyl idenecyclopentyl] -3H-purin-6-one-13C2, 15N; Baraclude-13C2,15N; BMS 200475-13C2,15N; SQ 34676-13C2,15N. Grades: Highly Purified. Pack Sizes: 500ug. US Biological Life Sciences.
Worldwide
Entecavir 3-O-b-D-glucuronide
Entecavir 3-O-b-D-glucuronide is an essential compound utilized within the biomedical realm, boasting its efficaciousness in studying the persisting malady of chronic hepatitis B virus (HBV) infection. Functioning as an exemplary antiviral entity, it effectively impedes the retrograde transcription of HBV DNA, thus curbing viral replication. Molecular formula: C18H23N5O9. Mole weight: 453.40.
Entecavir 3-O- β-D-Glucuronide
A metabolite of Entecavir. Group: Biochemicals. Alternative Names: 2-Amino-9- [4-hydroxy-3- (hydroxy methyl ) -2- methyl idenecyclopentyl] -3H-purin-6-one 3-O- β-D-Glucuronide. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
Entecavir EP Impurity A
Entecavir EP Impurity A. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1R,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one. CAS No. 1367369-78-5. Molecular formula: C12H15N5O3. Mole weight: 277.28. Catalog: APB1367369785.
Entecavir EP Impurity B
Entecavir EP Impurity B. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1S,3S,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one hydrochloride. CAS No. 1367369-77-4. Molecular formula: C12H15N5O3·HCl. Mole weight: 313.74. Catalog: APB1367369774.
Entecavir EP Impurity C
Entecavir EP Impurity C. Uses: For analytical and research use. CAS No. 1795791-10-4. Molecular formula: C12H15N5O4. Mole weight: 293.28. Catalog: APB1795791104.
Entecavir EP Impurity D
Entecavir EP Impurity D. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1S,3R,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one. CAS No. 1367369-80-9. Molecular formula: C12H15N5O3. Mole weight: 277.28. Catalog: APB1367369809.
Entecavir EP Impurity E
Entecavir EP Impurity E. Uses: For analytical and research use. CAS No. 2349444-69-3. Molecular formula: C13H17N5O4. Mole weight: 307.31. Catalog: APB2349444693.
Entecavir EP Impurity F
Entecavir EP Impurity F. Uses: For analytical and research use. CAS No. 649761-24-0. Molecular formula: C27H31N5O2Si. Mole weight: 485.66. Catalog: APB649761240.
Entecavir hydrate
Entecavir hydrate. Group: Biochemicals. Alternative Names: 2-Amino-9-[4-hydroxy-3-(hydroxymethyl)-2-methylidene-cyclopentyl]-3H-purin-6-one; Baraclude. Grades: Highly Purified. CAS No. 142217-69-4,209216-23-9. Pack Sizes: 50mg, 100mg, 200mg, 500mg, 1g. Molecular Formula: C12H15N5O3·xH2O. US Biological Life Sciences.
Worldwide
Entecavir Impurity 1
Entecavir Impurity 1. Uses: For analytical and research use. CAS No. 142217-78-5. Molecular formula: C52H49N5O5. Mole weight: 823.99. Catalog: APB142217785.
Entecavir Impurity 10
Entecavir Impurity 10. Uses: For analytical and research use. Alternative Names: (1R,2S,3S,5R)-5-(2-amino-6-(benzyloxy)-9H-purin-9-yl)-3-(benzyloxy)-2-((benzyloxy)methyl)cyclopentanol compound with (1S,2R,3R,5S)-5-(2-amino-6-(benzyloxy)-9H-purin-9-yl)-3-(benzyloxy)-2-((benzyloxy)methyl)cyclopentanol (1:1). Molecular formula: C32H33N5O7. Mole weight: 554.64. Catalog: APB05361.
Entecavir Impurity 11
Entecavir Impurity 11. Uses: For analytical and research use. Alternative Names: 1,2-bis(4-methoxyphenyl)-1,1,2,2-tetraphenylethane. Molecular formula: C40H34O2. Mole weight: 546.7. Catalog: APB05362.
Entecavir Impurity 12
Entecavir Impurity 12. Uses: For analytical and research use. Alternative Names: (2R,3S,5S)-5-(2-amino-6-(benzyloxy)-9H-purin-9-yl)-3-(benzyloxy)-2-((benzyloxy)methyl)cyclopentanone. Molecular formula: C32H31N5O4. Mole weight: 549.62. Catalog: APB05358.
Entecavir Impurity 13
Entecavir Impurity 13. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-oxocyclopentyl)-1H-purin-6(9H)-one. Molecular formula: C11H13N5O4. Mole weight: 279.25. Catalog: APB05359.
Entecavir Impurity 14
Entecavir Impurity 14. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-9H-purin-2-amine. Molecular formula: C33H33N5O3. Mole weight: 547.65. Catalog: APB05357.
Entecavir Impurity 14
Entecavir Impurity 14. Uses: For analytical and research use. CAS No. 701278-18-4. Molecular formula: C21H24O3. Mole weight: 324.42. Catalog: APB701278184.
Entecavir Impurity 15
Entecavir Impurity 15. Uses: For analytical and research use. Alternative Names: 9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-2-(((4-methoxyphenyl)diphenylmethyl)amino)-1H-purin-6(9H)-one. Molecular formula: C46H43N5O4. Mole weight: 729.86. Catalog: APB05356.
Entecavir Impurity 16
Entecavir Impurity 16. Uses: For analytical and research use. CAS No. 1661867-19-1. Molecular formula: C52H47N5O3. Mole weight: 789.98. Catalog: APB1661867191.
Entecavir Impurity 17
Entecavir Impurity 17. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1R,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one. CAS No. 188399-46-4. Molecular formula: C12H15N5O3. Mole weight: 277.28. Catalog: APB188399464.
Entecavir Impurity 17
Entecavir Impurity 17. Uses: For analytical and research use. Molecular formula: C32H33N5O4. Mole weight: 551.65. Catalog: APB10461.
Entecavir Impurity 18
Entecavir Impurity 18. Uses: For analytical and research use. Molecular formula: C32H33N5O4. Mole weight: 551.65. Catalog: APB10460.
Entecavir Impurity 18
Entecavir Impurity 18. Uses: For analytical and research use. Alternative Names: (2R,3S,5S)-3-(benzyloxy)-5-(6-(benzyloxy)-2-(((4-methoxyphenyl)diphenylmethyl)amino)-9H-purin-9-yl)-2-((benzyloxy)methyl)cyclopentanone. CAS No. 142217-79-6. Molecular formula: C52H47N5O5. Mole weight: 821.96. Catalog: APB142217796.
Entecavir Impurity 19
Entecavir Impurity 19. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1R,3S,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one. CAS No. 1354695-82-1. Molecular formula: C26H27N5O3. Mole weight: 457.52. Catalog: APB1354695821.
Entecavir Impurity 19
Entecavir Impurity 19. Uses: For analytical and research use. CAS No. 1030919-51-7. Molecular formula: C19H21N5O3. Mole weight: 367.41. Catalog: APB1030919517.
Entecavir Impurity 20
Entecavir Impurity 20. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1R,3S,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-6,9-dihydro-1H-purin-2-amine. Molecular formula: C33H35N5O3. Mole weight: 549.66. Catalog: APB05354.
Entecavir Impurity 20
Entecavir Impurity 20. Uses: For analytical and research use. CAS No. 41787-51-3. Molecular formula: C11H17NO3. Mole weight: 211.26. Catalog: APB41787513.
Entecavir Impurity 21
Entecavir Impurity 21. Uses: For analytical and research use. CAS No. 701278-12-8. Molecular formula: C21H27N5O3Si. Mole weight: 425.56. Catalog: APB701278128.
Entecavir Impurity 21
Entecavir Impurity 21. Uses: For analytical and research use. Alternative Names: (1S,2S,3R,4S)-2-(2-amino-6-(benzyloxy)-9H-purin-9-yl)-3,4-bis((benzyloxy)methyl)cyclopentanol. Molecular formula: C33H35N5O4. Mole weight: 565.66. Catalog: APB05355.
Entecavir Impurity 22
Entecavir Impurity 22. Uses: For analytical and research use. CAS No. 325480-40-8. Molecular formula: C13H16O2. Mole weight: 204.27. Catalog: APB325480408.
Entecavir Impurity 22
Entecavir Impurity 22. Uses: For analytical and research use. Alternative Names: (1S,2R,3S,5R)-2-((benzyloxy)methyl)-6-oxabicyclo[3.1.0]hexan-3-ol. CAS No. 117641-39-1. Molecular formula: C13H16O3. Mole weight: 220.26. Catalog: APB117641391.
Entecavir Impurity 25
Entecavir Impurity 25. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1R,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one. Molecular formula: C26H27N5O3. Mole weight: 457.52. Catalog: APB05353.
Entecavir Impurity 26
Entecavir Impurity 26. Uses: For analytical and research use. Alternative Names: (1S,2S,3R,5R)-3-(benzyloxy)-2-((benzyloxy)methyl)-6-oxabicyclo[3.1.0]hexane. CAS No. 873298-16-9. Molecular formula: C20H22O3. Mole weight: 310.39. Catalog: APB873298169.
Entecavir Impurity 26
Entecavir Impurity 26. Uses: For analytical and research use. CAS No. 1345339-53-8. Molecular formula: C51H47N5O4. Mole weight: 793.97. Catalog: APB1345339538.
Entecavir Impurity 27
Entecavir Impurity 27. Uses: For analytical and research use. Alternative Names: (1S,2S,3R,5R)-3-(benzyloxy)-2-((benzyloxy)methyl)-6-oxabicyclo[3.1.0]hexane. Molecular formula: C20H22O3. Mole weight: 310.39. Catalog: APB05352.
Entecavir Impurity 28
Entecavir Impurity 28. Uses: For analytical and research use. CAS No. 701278-59-3. Molecular formula: C13H16O3. Mole weight: 220.27. Catalog: APB701278593.
Entecavir Impurity 29
Entecavir Impurity 29. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1H-purine-6,8(7H,9H)-dione. CAS No. 2204369-23-1. Molecular formula: C12H15N5O4. Mole weight: 293.28. Catalog: APB2204369231.
Entecavir Impurity 29
Entecavir Impurity 29. Uses: For analytical and research use. CAS No. 325480-49-7. Molecular formula: C13H16O3. Mole weight: 220.27. Catalog: APB325480497.
Entecavir Impurity 3
Entecavir Impurity 3. Uses: For analytical and research use. CAS No. 1391053-94-3. Molecular formula: C12H15N5O4. Mole weight: 293.28. Catalog: APB1391053943.
Entecavir Impurity 3
Entecavir Impurity 3. Uses: For analytical and research use. Alternative Names: (methoxy(4-methoxyphenyl)methylene)dibenzene. CAS No. 84868-56-4. Molecular formula: C21H20O2. Mole weight: 304.38. Catalog: APB84868564.
Entecavir Impurity 30
Entecavir Impurity 30. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1R,2R,3S)-3-(benzyloxy)-2-((benzyloxy)methyl)-5-methylenecyclopentyl)-1H-purin-6(9H)-one. Molecular formula: C26H27N5O3. Mole weight: 457.52. Catalog: APB05740.
Entecavir Impurity 30
Entecavir Impurity 30. Uses: For analytical and research use. CAS No. 1353742-19-4. Molecular formula: C13H16O3. Mole weight: 220.27. Catalog: APB1353742194.
Entecavir Impurity 31
Entecavir Impurity 31. Uses: For analytical and research use. CAS No. 1415118-53-4. Molecular formula: C15H19N5O5. Mole weight: 349.35. Catalog: APB1415118534.
Entecavir Impurity 31
Entecavir Impurity 31. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1R,3S,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-trityl-9H-purin-2-amine. Molecular formula: C52H47N5O3. Mole weight: 789.96. Catalog: APB01104.
Entecavir Impurity 32
Entecavir Impurity 32. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1R,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-trityl-9H-purin-2-amine. Molecular formula: C52H47N5O3. Mole weight: 789.96. Catalog: APB01103.
Entecavir Impurity 32
Entecavir Impurity 32. Uses: For analytical and research use. CAS No. 142217-77-4. Molecular formula: C32H33N5O4. Mole weight: 551.65. Catalog: APB142217774.
Entecavir Impurity 33
Entecavir Impurity 33. Uses: For analytical and research use. CAS No. 1415118-52-3. Molecular formula: C15H19N5O5. Mole weight: 349.35. Catalog: APB1415118523.
Entecavir Impurity 33
Entecavir Impurity 33. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1R,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-trityl-9H-purin-2-amine. Molecular formula: C52H47N5O3. Mole weight: 789.96. Catalog: APB01102.
Entecavir Impurity 34
Entecavir Impurity 34. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-trityl-9H-purin-2-amine. Molecular formula: C52H47N5O3. Mole weight: 789.96. Catalog: APB01101.
Entecavir Impurity 34
Entecavir Impurity 34. Uses: For analytical and research use. CAS No. 1354695-79-6. Molecular formula: C53H49N5O4. Mole weight: 820.01. Catalog: APB1354695796.
Entecavir Impurity 35
Entecavir Impurity 35. Uses: For analytical and research use. CAS No. 701278-07-1. Molecular formula: C20H25N5O2Si. Mole weight: 395.54. Catalog: APB701278071.
Entecavir Impurity 35
Entecavir Impurity 35. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1S,3S,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-trityl-9H-purin-2-amine. Molecular formula: C52H47N5O3. Mole weight: 789.96. Catalog: APB01100.
Entecavir Impurity 36
Entecavir Impurity 36. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1S,3S,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-trityl-9H-purin-2-amine. Molecular formula: C52H47N5O3. Mole weight: 789.96. Catalog: APB01099.
Entecavir Impurity 36
Entecavir Impurity 36. Uses: For analytical and research use. CAS No. 1907700-40-6. Molecular formula: C32H33N5O4. Mole weight: 551.65. Catalog: APB1907700406.
Entecavir Impurity 37
Entecavir Impurity 37. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1R,3S,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-trityl-9H-purin-2-amine. Molecular formula: C52H47N5O3. Mole weight: 789.96. Catalog: APB01098.
Entecavir Impurity 38
Entecavir Impurity 38. Uses: For analytical and research use. Alternative Names: 6-(benzyloxy)-9-((1S,3R,4S)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-N-trityl-9H-purin-2-amine. CAS No. 2097265-84-2. Molecular formula: C52H47N5O3. Mole weight: 789.96. Catalog: APB2097265842.
Entecavir Impurity 39
Entecavir Impurity 39. Uses: For analytical and research use. Alternative Names: 2-amino-9-((1S,3S,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one. Molecular formula: C26H27N5O3. Mole weight: 457.52. Catalog: APB01097.
Entecavir Impurity 4
Entecavir Impurity 4. Uses: For analytical and research use. Alternative Names: (1S,2R)-2-((benzyloxy)methyl)cyclopent-3-enol. CAS No. 110567-21-0. Molecular formula: C13H16O2. Mole weight: 204.26. Catalog: APB110567210.