AntibioticMech

pyrrolomycin A

CHEBI:156550 ·resolve ·ANTIBACTERIAL ·EXACT SEEDED

A member of the class of pyrroles that is 1H-pyrrole which is substituted by chloro groups at positions 2 and 3 and by a nitro group position 4. It is the simplest member of the pyrrolomycins, a family of natural products found in several species of the Streptomyces genus. The compound is active against Gram-positive and Gram-negative bacteria and some genera of fungi. — ChEBI

Classification

ionophore with antibiotic activityARO:3005163

Strictly broader compounds or drug classes this molecule belongs to.

• CHEBI:26455 CHEBI:26455
• CHEBI:35716 CHEBI:35716
• CHEBI:36683 CHEBI:36683
• CHEBI:86478 CHEBI:86478
• ARO:3005163 ARO:3005163

Chemical structure

Computed structure properties

Molecular formula	C4H2Cl2N2O2
Charge	0
Average mass	180.978 Da
Monoisotopic mass	179.94933 Da
Source	ChEBI
InChIKey	CDHAYBUDIPNGGJ-UHFFFAOYSA-N

SMILES

O=[N+]([O-])c1cnc(Cl)c1Cl

InChI

InChI=1S/C4H2Cl2N2O2/c5-3-2(8(9)10)1-7-4(3)6/h1,7H

Also called

• 2,3-dichloro-4-nitro-1H-pyrrole (EXACT_SYNONYM)— chebi
• 2,3-dichloro-4-nitropyrrole (EXACT_SYNONYM)— chebi
• SF-2080 A (EXACT_SYNONYM)— chebi
• SF-2080A (EXACT_SYNONYM)— chebi
• antibiotic SF 2080A (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

• ARO:3007616
• cas:79763-01-2
• chemspider:117581
• knapsack:C00018376
• reaxys:6195547
• pubchem.compound:133275

Activity roles

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

• CHEBI:33282 CHEBI:33282
• CHEBI:35718 CHEBI:35718

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
ARO	ARO:3007616	pyrrolomycin A	antibioticmech:aro-7719b8066f	2026-08-30
CHEBI	CHEBI:156550	pyrrolomycin A	antibioticmech:chebi-1d8c0f6207	2026-08-30

Curation history

1. SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources

   Seeded from data/raw/ inventories (ARO, 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.