AntibioticMech

nostocarboline

CHEBI:66637 ·resolve ·ANTIPROTOZOAL ·EXACT SEEDED

A member of the class of β-carbolines that is 9H-β-carbolin-2-ium substituted by a chloro group at position 6 and a methyl group at position 2. It is isolated from a fresh water cyanobacterium Nostoc 78-12A and acts as an inhibitor of butyrylcholinesterase. — ChEBI

Classification

Strictly broader compounds or drug classes this molecule belongs to.

• CHEBI:22315 CHEBI:22315
• CHEBI:25697 CHEBI:25697
• CHEBI:36683 CHEBI:36683
• CHEBI:60834 CHEBI:60834

Chemical structure

Computed structure properties

Molecular formula	C12H10ClN2
Charge	1
Average mass	217.679 Da
Monoisotopic mass	217.0527 Da
Source	ChEBI
InChIKey	RGQUDRQSJYJYAQ-UHFFFAOYSA-O

SMILES

C[n+]1ccc2c(c1)nc1ccc(Cl)cc12

InChI

InChI=1S/C12H9ClN2/c1-15-5-4-9-10-6-8(13)2-3-11(10)14-12(9)7-15/h2-7H,1H3/p+1

Also called

• 6-chloro-2-methyl-9H-β-carbolin-2-ium (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

• patent:WO2007051630
• reaxys:10261248

Activity roles

Every antimicrobial role a source asserts for this compound — the unreduced evidence behind its antimicrobial_class.

• CHEBI:38068 CHEBI:38068

Source concepts

Every upstream concept that resolved to this record. The merge is the product: this is what shows ChEBI and CARD are describing the same structure.

Upstream concepts merged into this record

Source	Native ID	Label	Minted CURIE	Version
CHEBI	CHEBI:66637	nostocarboline	antibioticmech:chebi-dbcb8ac4a7	2026-08-30

Curation history

1. SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources

   Seeded from data/raw/ inventories (CHEBI)

2. RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources

   Re-seeded from updated data/raw/ inventories

3. RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources

   Re-seeded from updated data/raw/ inventories

Provenance

Seeded by scripts/seed_from_sources.py from the committed inventories in data/raw/. View the record.