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ACTIVE PHARMA INGREDIENTS

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Also known as: 35661-60-0, Fmoc-leu-oh, N-fmoc-l-leucine, Fmoc-l-leu-oh, Fmoc-leucine, N-(9-fluorenylmethoxycarbonyl)-l-leucine

Molecular Formula

C₂₁H₂₃NO₄

Molecular Weight

353.4 g/mol

InChI Key

CBPJQFCAFFNICX-IBGZPJMESA-N

FDA UNII

KF18F70UF3

1 2D Structure

9-Fluorenylmethoxycarbonyl-L-Leucine

2 Identification

2.1 Computed Descriptors

2.1.1 IUPAC Name

(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-methylpentanoic acid

2.1.2 InChI

InChI=1S/C21H23NO4/c1-13(2)11-19(20(23)24)22-21(25)26-12-18-16-9-5-3-7-14(16)15-8-4-6-10-17(15)18/h3-10,13,18-19H,11-12H2,1-2H3,(H,22,25)(H,23,24)/t19-/m0/s1

2.1.3 InChI Key

CBPJQFCAFFNICX-IBGZPJMESA-N

2.1.4 Canonical SMILES

CC(C)CC(C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13

2.1.5 Isomeric SMILES

CC(C)C[C@@H](C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13

2.2 Other Identifiers

2.2.1 UNII

KF18F70UF3

2.3 Synonyms

2.3.1 MeSH Synonyms

1. N-(fluorenyl-9-methoxycarbonyl)leucine

2. Npc 15199

3. Npc 15199, (d)-isomer

4. Npc-15199

2.3.2 Depositor-Supplied Synonyms

1. 35661-60-0

2. Fmoc-leu-oh

3. N-fmoc-l-leucine

4. Fmoc-l-leu-oh

5. Fmoc-leucine

6. N-(9-fluorenylmethoxycarbonyl)-l-leucine

7. Npc 15199

8. N-[(9h-fluoren-9-ylmethoxy)carbonyl]-l-leucine

9. (2s)-2-(9h-fluoren-9-ylmethoxycarbonylamino)-4-methylpentanoic Acid

10. Npc-15199

11. N-(fluorenyl-9-methoxycarbonyl)leucine

12. Fmoc-leu

13. (((9h-fluoren-9-yl)methoxy)carbonyl)-l-leucine

14. Mls002695993

15. Kf18f70uf3

16. (s)-2-((((9h-fluoren-9-yl)methoxy)carbonyl)amino)-4-methylpentanoic Acid

17. Smr001562137

18. N-((9h-fluoren-9-ylmethoxy)carbonyl)-l-leucine

19. Mfcd00037133

20. (2s)-2-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanoic Acid

21. L-leucine, N-[(9h-fluoren-9-ylmethoxy)carbonyl]-

22. L-leucine, N-((9h-fluoren-9-ylmethoxy)carbonyl)-

23. Unii-kf18f70uf3

24. Fmoc Leucine

25. N-fmoc Leucine

26. Nsc-334290

27. (2s)-2-((((9h-fluoren-9-yl)methoxy)carbonyl)amino)-4-methylpentanoic Acid

28. Fmoc-l-leu

29. Einecs 252-662-7

30. Fmoc-l-leu--oh

31. Maybridge1_005562

32. N-.alpha.-fmoc-l-leucine

33. Dsstox_cid_20751

34. Dsstox_rid_79588

35. Dsstox_gsid_40751

36. Divk1c_001850

37. Schembl120560

38. Chembl149394

39. Dtxsid0040751

40. Cid_1549133

41. Fmoc-leu-oh, >=97.0%

42. Hms557e18

43. L-leucine, Fmoc Protected

44. Bdbm115093

45. Act07974

46. Str09711

47. Tox21_301495

48. (2s)-2-(9h-fluoren-9-ylmethoxycarbonylamino)-4-methyl-pentanoic Acid

49. (2s)-2-(9h-fluoren-9-ylmethoxycarbonylamino)-4-methyl-valeric Acid

50. Stl466197

51. Zinc82067500

52. (2s)-2-[[9h-fluoren-9-ylmethoxy(oxo)methyl]amino]-4-methylpentanoic Acid

53. (2s)-2-{[(9h-fluoren-9-ylmethoxy)carbonyl]amino}-4-methylpentanoic Acid

54. Akos010398974

55. Akos015837135

56. N-9-fluorenylmethoxycarbonyl-l-leucine

57. Ccg-249806

58. Cs-w019808

59. N-(9-fluorenylmethyloxycarbonyl)leucine

60. Nsc 334290

61. Cds1_000810

62. Ncgc00164403-01

63. Ncgc00255677-01

64. Ac-24092

65. N-(fluoren-9-ylmethoxycarbonyl)-l-leucine

66. Cas-35661-60-0

67. Db-038143

68. Hy-101064

69. N-[(9-fluorenyl)methoxycarbonyl]-l-leucine

70. Am20060470

71. F0295

72. N-[(9-fluorenyl)-methoxycarbonyl]-l-leucine

73. D71213

74. M03365

75. N-9-fluorenylmethyloxycarbonyl-l-leucine

76. N-(9-fluorenylmethyloxycarbonyl)-leucine

77. N-[(9h-fluoren-9-ylmethoxy)carbonyl]leucine #

78. 661f600

79. A822928

80. Sr-05000000436

81. Fluoren-9-yl N-(1-carboxy-3-methylbutyl)carbamate

82. J-300159

83. Q-101698

84. Sr-05000000436-2

85. Q27282223

86. N-((9h-fluoren-9-ylmethoxy)carbonyl)-l-leucine, (-)-

87. N-alpha-(9-fluorenylmethyloxycarbonyl)-l-leucine (fmoc-l-leu-oh)

88. (s)-2-(((9h-fluoren-9-yl)methoxy)carbonylamino)-4-methylpentanoic Acid

2.4 Create Date

2005-07-11

3 Chemical and Physical Properties

Molecular Formula	C₂₁H₂₃NO₄
Molecular Weight	353.4 g/mol
XLogP3	4.4
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	7
Exact Mass	353.16270821 g/mol
Monoisotopic Mass	353.16270821 g/mol
Topological Polar Surface Area	75.6 Å²
Heavy Atom Count	26
Formal Charge	0
Complexity	484
Isotope Atom Count	0
Defined Atom Stereocenter Count	1
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
Covalently Bonded Unit Count	1