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Home/Compounds/Agrochemical/Cycloheximide
C15H23NO4
281.35 g/mol
AgrochemicalDanger

Cycloheximide

CAS66-81-9EC200-636-0
Category
Agrochemical
Compound Class
Natural Product
Primary Use
Fungicide and protein synthesis inhibitor

Cycloheximide is a naturally occurring fungicide produced by the bacterium Streptomyces griseus. It functions as a protein synthesis inhibitor by blocking eukaryotic translational elongation.

fungicide for agricultural useresearch reagent for inhibiting protein synthesis in eukaryotic cells

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

Restricted or banned substances

Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.

Relevant lists:California Proposition 65

CAS 66-81-9

Related Compounds

ReferenceSame Category

Pencycuron

CAS66063-05-6

fungicide

ReferenceSame Category

Cyromazine

CAS66215-27-8

insect growth regulator

ReferenceSame Category

Esfenvalerate

CAS66230-04-4

pyrethroid ester insecticide

ReferenceSame Category

1-(4-chlorophenyl)-4,4-dimethyl-3-pentanone

CAS66346-01-8

Agrochemical intermediate

Related Reading

Why Does One Chemical Intermediate End Up in Dozens of Pesticides? Inside the Reaction Interface Economy

A single pyridine intermediate feeds four different neonicotinoid insecticides. A single pyrazole acid feeds a whole family of SDHI fungicides. This isn't coincidence — it's the Reaction Interface Economy, the organizing logic behind modern agrochemical R&D and its supply chain.

Read more

Safety Reference

Toxic
Toxic
Harmful
Harmful
Health Hazard
Health Hazard
Environmental Hazard
Environmental Hazard
Danger
H300Fatal if swallowed
H341Suspected of causing genetic defects
H411Toxic to aquatic life with long lasting effects
H315Causes skin irritation
H360May damage fertility or the unborn child
H319Causes serious eye irritation
Regulatory Compliance2
  • California Proposition 65USRegulation
    Listed· listed since 1989-01-01Source
  • CN Catalogue of Hazardous ChemicalsCNRegulation
    Listed· listed since 2015-05-01Source

Customs Tariff Classification

The international HS code for Cycloheximide (CAS 66-81-9) is 2941.90.

HS code (international, 6-digit)

2941.90

EU CN code (8-digit)

2941 90 00

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

4-[(2R)-2-[(1S,3S,5S)-3,5-dimethyl-2-oxocyclohexyl]-2-hydroxyethyl]piperidine-2,6-dione

InChIKey

YPHMISFOHDHNIV-FSZOTQKASA-N

SMILES

C[C@H]1C[C@@H](C(=O)[C@@H](C1)[C@@H](CC2CC(=O)NC(=O)C2)O)C

Synonyms (57)
  • CHX
  • TZA
  • U-4527
  • Cicloheximida [INN-Spanish]
  • Cicloheximide (INN)
  • Cicloheximidum [INN-Latin]
  • Cycloheximide (USAN)
  • 4-[2-(3,6-piperidinedione
  • Acti-Aid
  • Acti-Dione
  • Actidion
  • Actidione BR
  • Actidione PM
  • Actidione TGF
  • Actidione;Naramycin A;CHX
  • Actidone
  • Actispray
  • Aktidion
  • Aktidion [Czech]
  • CICLOHEXIMIDE [MART.]
  • Caswell No. 270A
  • Cicloheximida
  • Cicloheximide
  • Cicloheximidum
  • Cyclohemimide
  • Cyclohexamide
  • Cycloheximid
  • Cycloheximide, >=93.0% (HPLC)
  • Cycloheximide, PESTANAL(R)
  • FT 3422-2
  • Hizarocin
  • Kaken
  • NARAMYCIN A
  • NM-MCD 80
  • Naramycin
  • Neocycloheximide
  • Zykloheximid
  • cycloheximide