A1ISB

(1S,2R,3S,5S,6S,16E,18E,20R,21S)-11-chloro-21-hydroxy-12,20-dimethoxy-2,5,9,16-tetramethyl-8,23-dioxo-4,24-dioxa-9,22-diazatetracyclo[19.3.1.1~10,14~.0~3,5~]hexacosa-10(26),11,13,16,18-pentaen-6-yl 4-{2-[4-({2-[2-({2-[(3R)-2,6-dioxopiperidin-3-yl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl}amino)ethoxy]ethoxy}methyl)-1H-1,2,3-triazol-1-yl]ethyl}benzoate

Created:	2024-10-23
Last modified:	2025-10-29

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1 entries where A1ISB is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	146
Chiral Atom Count	8
Bond Count	154
Aromatic Bond Count	23

2D diagram of A1ISB

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Chemical Component Summary
Name	(1S,2R,3S,5S,6S,16E,18E,20R,21S)-11-chloro-21-hydroxy-12,20-dimethoxy-2,5,9,16-tetramethyl-8,23-dioxo-4,24-dioxa-9,22-diazatetracyclo[19.3.1.1~10,14~.0~3,5~]hexacosa-10(26),11,13,16,18-pentaen-6-yl 4-{2-[4-({2-[2-({2-[(3R)-2,6-dioxopiperidin-3-yl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl}amino)ethoxy]ethoxy}methyl)-1H-1,2,3-triazol-1-yl]ethyl}benzoate
Formula	C₅₇ H₆₅ Cl N₈ O₁₅
Molecular Weight	1,137.624
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	CACTVS	3.385	CO[CH]1C=CC=C(C)Cc2cc(OC)c(Cl)c(c2)N(C)C(=O)C[CH](OC(=O)c3ccc(CCn4cc(COCCOCCNc5cccc6C(=O)N([CH]7CCC(=O)NC7=O)C(=O)c56)nn4)cc3)[C]8(C)O[CH]8[CH](C)[CH]9C[C]1(O)NC(=O)O9
SMILES	OpenEye OEToolkits	2.0.7	CC1C2CC(C(C=CC=C(Cc3cc(c(c(c3)OC)Cl)N(C(=O)CC(C4(C1O4)C)OC(=O)c5ccc(cc5)CCn6cc(nn6)COCCOCCNc7cccc8c7C(=O)N(C8=O)C9CCC(=O)NC9=O)C)C)OC)(NC(=O)O2)O
Canonical SMILES	CACTVS	3.385	CO[C@@H]1\C=C\C=C(C)\Cc2cc(OC)c(Cl)c(c2)N(C)C(=O)C[C@H](OC(=O)c3ccc(CCn4cc(COCCOCCNc5cccc6C(=O)N([C@@H]7CCC(=O)NC7=O)C(=O)c56)nn4)cc3)[C@]8(C)O[C@H]8[C@H](C)[C@@H]9C[C@@]1(O)NC(=O)O9
Canonical SMILES	OpenEye OEToolkits	2.0.7	C[C@@H]1[C@@H]2C[C@]([C@@H](/C=C/C=C(/Cc3cc(c(c(c3)OC)Cl)N(C(=O)C[C@@H]([C@]4([C@H]1O4)C)OC(=O)c5ccc(cc5)CCn6cc(nn6)COCCOCCNc7cccc8c7C(=O)N(C8=O)[C@@H]9CCC(=O)NC9=O)C)\C)OC)(NC(=O)O2)O
InChI	InChI	1.06	InChI=1S/C57H65ClN8O15/c1-32-9-7-12-44(76-6)57(74)29-43(79-55(73)61-57)33(2)50-56(3,81-50)45(28-47(68)64(4)41-26-35(25-32)27-42(75-5)49(41)58)80-54(72)36-15-13-34(14-16-36)19-21-65-30-37(62-63-65)31-78-24-23-77-22-20-59-39-11-8-10-38-48(39)53(71)66(52(38)70)40-17-18-46(67)60-51(40)69/h7-16,26-27,30,33,40,43-45,50,59,74H,17-25,28-29,31H2,1-6H3,(H,61,73)(H,60,67,69)/b12-7+,32-9+/t33-,40-,43+,44-,45+,50+,56+,57+/m1/s1
InChIKey	InChI	1.06	DQTRDKCUOMYFLR-CMCLVWGBSA-N

Related Resource References

Resource Name	Reference
PubChem	177692687

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.