leupeptin acid

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IUPAC Name :(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-4-methylpentanoyl]amino]-4-methylpentanoyl]amino]-5-(diaminomethylideneamino)pentanoic acid
InChI :InChI=1/C20H38N6O5/c1-11(2)9-15(24-13(5)27)17(28)26-16(10-12(3)4)18(29)25-14(19(30)31)7-6-8-23-20(21)22/h11-12,14-16H,6-10H2,1-5H3,(H,24,27)(H,25,29)(H,26,28)(H,30,31)(H4,21,22,23)/t14-,15-,16-/m0/s1
Std.InChI: InChI=1S/C20H38N6O5/c1-11(2)9-15(24-13(5)27)17(28)26-16(10-12(3)4)18(29)25-14(19(30)31)7-6-8-23-20(21)22/h11-12,14-16H,6-10H2,1-5H3,(H,24,27)(H,25,29)(H,26,28)(H,30,31)(H4,21,22,23)/t14-,15-,16-/m0/s1
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InChIKey :OLNJKAXRBXUBTB-JYJNAYRXBH
Std.InChIKey: OLNJKAXRBXUBTB-JYJNAYRXSA-N
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SMILES :CC(C)C[C@@H](C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCN=C(N)N)C(=O)O)NC(=O)C
Molar Refractivity :114.10 ± 0.5 cm3 (est)
Parachor :910.6 ± 8.0 cm3 (est)
Index of Refraction :1.567 ± 0.05 (est)
Surface Tension :46.4 ± 7.0 dyne/cm (est)
Density :1.26 ± 0.1 g/cm3 (est)
Polarizability :45.23 ± 0.5 10-24cm3 (est)