A1C2K

N~2~-[(2S,4S)-3-benzyl-4-methyl-2-oxo-1,3,2lambda~5~-oxazaphospholidin-2-yl]-N-{(2S)-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]propan-2-yl}-L-leucinamide

Created:	2025-12-08
Last modified:	2026-06-10

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1 entries where A1C2K is covalently linked to polymer or other heterogen groups

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Chemical Details
Formal Charge	0
Atom Count	70
Chiral Atom Count	5
Bond Count	72
Aromatic Bond Count	6

2D diagram of A1C2K

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Chemical Component Summary
Name	N~2~-[(2S,4S)-3-benzyl-4-methyl-2-oxo-1,3,2lambda~5~-oxazaphospholidin-2-yl]-N-{(2S)-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]propan-2-yl}-L-leucinamide
Systematic Name (OpenEye OEToolkits)	(2~{S})-4-methyl-2-[[(2~{S},4~{S})-4-methyl-2-oxidanylidene-3-(phenylmethyl)-1,3,2$l^{5}-oxazaphospholidin-2-yl]amino]-~{N}-[(2~{S})-1-oxidanyl-3-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]pentanamide
Formula	C₂₃ H₃₇ N₄ O₅ P
Molecular Weight	480.537
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	O=P1(NC(CC(C)C)C(=O)NC(CC2CCNC2=O)CO)OCC(C)N1Cc1ccccc1
SMILES	CACTVS	3.385	CC(C)C[CH](N[P]1(=O)OC[CH](C)N1Cc2ccccc2)C(=O)N[CH](CO)C[CH]3CCNC3=O
SMILES	OpenEye OEToolkits	3.1.0.0	CC1COP(=O)(N1Cc2ccccc2)NC(CC(C)C)C(=O)NC(CC3CCNC3=O)CO
Canonical SMILES	CACTVS	3.385	CC(C)C[C@H](N[P@]1(=O)OC[C@H](C)N1Cc2ccccc2)C(=O)N[C@H](CO)C[C@@H]3CCNC3=O
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	C[C@H]1CO[P@](=O)(N1Cc2ccccc2)N[C@@H](CC(C)C)C(=O)N[C@@H](C[C@@H]3CCNC3=O)CO
InChI	InChI	1.06	InChI=1S/C23H37N4O5P/c1-16(2)11-21(23(30)25-20(14-28)12-19-9-10-24-22(19)29)26-33(31)27(17(3)15-32-33)13-18-7-5-4-6-8-18/h4-8,16-17,19-21,28H,9-15H2,1-3H3,(H,24,29)(H,25,30)(H,26,31)/t17-,19-,20-,21-,33-/m0/s1
InChIKey	InChI	1.06	TWOMSGJLLPYFBJ-KIPCVDKASA-N

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