diclomezine

CHEBI:81759 ·resolve ·ANTIFUNGAL ·EXACT SEEDED

A pyridazinone that is pyridazin-3(2H)-one which is substituted at position 6 by a 3,5-dichloro-4-methylphenyl group. A fugicide, it is used to treat rice sheath blight caused by Rhizoctonia solani. — ChEBI

Machine-generated and unreviewed. Identity, structure and cross-references come straight from ChEBI's and CARD's own data; no curator has signed off on this record yet.

Classification

Strictly broader compounds or drug classes this molecule belongs to.

Label unavailable CHEBI:23697
Label unavailable CHEBI:26414

Chemical structure

Computed structure properties
Molecular formula	C11H8Cl2N2O
Charge	0
Average mass	255.104 Da
Monoisotopic mass	254.00137 Da
Source	ChEBI
InChIKey	UWQMKVBQKFHLCE-UHFFFAOYSA-N

SMILES

Cc1c(Cl)cc(-c2ccc(=O)nn2)cc1Cl

InChI

InChI=1S/C11H8Cl2N2O/c1-6-8(12)4-7(5-9(6)13)10-2-3-11(16)15-14-10/h2-5H,1H3,(H,15,16)

Also called

Monguard (BRAND_NAME)— chebi
6-(3,5-dichloro-4-methylphenyl)pyridazin-3(2H)-one (EXACT_SYNONYM)— chebi
6-(3,5-dichloro-4-methylphenyl)-3(2H)-pyridazinone (EXACT_SYNONYM)— chebi
6-(3,5-dichloro-4-methylphenyl)-3-pyridazone (EXACT_SYNONYM)— chebi
6-(3,5-dichloro-p-tolyl)pyridazin-3(2H)-one (EXACT_SYNONYM)— chebi
diclomézine (EXACT_SYNONYM)— chebi

Cross-references

Identifiers for this same structure in other resources. An accession that lands on two different structures in this corpus is withheld from both rather than shown here, since it names at most one of them.

Activity roles

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

antifungal agrochemical CHEBI:86328

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:81759`	diclomezine	`antibioticmech:chebi-aa25c1f848`	2026-08-30

Curation history

SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Seeded from data/raw/ inventories (CHEBI)
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories
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 (YAML).

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