Record Information
Version2.0
StatusDetected and Quantified
Creation Date2021-05-15 02:27:17 UTC
Update Date2025-10-07 16:05:42 UTC
Metabolite IDMMDBc0010199
Metabolite Identification
Common NameAI-77-B
DescriptionAI-77-B is a microbial metabolite classified as an isocoumarin, derived from the marine fungus Alternaria tenuis Sg17-1. This compound has garnered attention due to its potent gastroprotective and antiulcerogenic properties, as highlighted in various studies. The asymmetric total synthesis of AI-77-B has been described, showcasing its enantioselective synthesis and the use of dihydroisocoumarin and hydroxy amino acid moieties to achieve optically active forms (PMID:30393460 ). Additionally, efficient and highly stereoselective synthetic routes have been reported, including a Diels-Alder based strategy for the synthesis of the dihydroisocoumarin fragment (PMID:30422131 ). The synthesis processes often involve regiospecific reactions and copper-mediated cross-coupling techniques, emphasizing the complexity and significance of AI-77-B in medicinal chemistry (PMID:11667183 ). Overall, AI-77-B represents a notable example of a natural product with promising therapeutic applications, particularly in gastrointestinal health.
Structure
Synonyms
ValueSource
AI-77-bMeSH
6-((1-(3,4-Dihydro-8-hydroxy-1-oxo-1H-2-benzopyran-3-yl)-3-methylbutyl)amino)-4,5-dihydroxy-6-oxo-3-ammoniohexanoateMeSH
AI 77-bMeSH
Molecular FormulaC20H28N2O8
Average Mass424.45
Monoisotopic Mass424.18456587
IUPAC Name(3S,4S,5S)-3-amino-4,5-dihydroxy-5-{[(1S)-1-[(3S)-8-hydroxy-1-oxo-3,4-dihydro-1H-2-benzopyran-3-yl]-3-methylbutyl]-C-hydroxycarbonimidoyl}pentanoic acid
Traditional Name(3S,4S,5S)-3-amino-4,5-dihydroxy-5-{[(1S)-1-[(3S)-8-hydroxy-1-oxo-3,4-dihydro-2-benzopyran-3-yl]-3-methylbutyl]-C-hydroxycarbonimidoyl}pentanoic acid
CAS Registry NumberNot Available
SMILES
[H][C@](N)(CC(O)=O)[C@]([H])(O)[C@]([H])(O)C(O)=N[C@@]([H])(CC(C)C)[C@]1([H])CC2=C(C(=O)O1)C(O)=CC=C2
InChI Identifier
InChI=1S/C20H28N2O8/c1-9(2)6-12(22-19(28)18(27)17(26)11(21)8-15(24)25)14-7-10-4-3-5-13(23)16(10)20(29)30-14/h3-5,9,11-12,14,17-18,23,26-27H,6-8,21H2,1-2H3,(H,22,28)(H,24,25)/t11-,12-,14-,17-,18-/m0/s1
InChI KeyLOXFXXGTOVWWQV-YKRRISCLSA-N