4,5-dichloro-2-n-octyl-3(2H)-isothiazolone

CHEBI:83518 ·resolve ·ANTIFUNGAL ·EXACT SEEDED

A 1,2-thiazole that is 1,2-thiazol-3(2H)-one substituted by chloro groups at positions 4 and 5 and an octyl group at position 2. It is used as a fungicide. — 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:36683
Label unavailable CHEBI:48902

Chemical structure

Computed structure properties
Molecular formula	C11H17Cl2NOS
Charge	0
Average mass	282.236 Da
Monoisotopic mass	281.04079 Da
Source	ChEBI
InChIKey	PORQOHRXAJJKGK-UHFFFAOYSA-N

SMILES

CCCCCCCCn1sc(Cl)c(Cl)c1=O

InChI

InChI=1S/C11H17Cl2NOS/c1-2-3-4-5-6-7-8-14-11(15)9(12)10(13)16-14/h2-8H2,1H3

Also called

4,5-dichloro-2-octyl-1,2-thiazol-3(2H)-one (EXACT_SYNONYM)— chebi
DCOIT (EXACT_SYNONYM)— chebi
Kathon 930 (EXACT_SYNONYM)— chebi
dichlorooctylisothiazolinone (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.

cas:64359-81-5
reaxys:1110842

Patents and articles

Documents about this compound. A patent covers a class and an article covers a topic; neither identifies a structure.

Activity roles

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

fungicide CHEBI:24127

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:83518`	4,5-dichloro-2-n-octyl-3(2H)-isothiazolone	`antibioticmech:chebi-a3b2edafb5`	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
RESEEDED_FROM_SOURCES 2026-09-10 · 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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