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Home/Compounds/Agrochemical/Myclobutanil
C15H17ClN4
288.77 g/mol
AgrochemicalWarning

Systhane

CAS88671-89-0
Category
Agrochemical
Compound Class
Aromatic
Primary Use
Broad spectrum triazole fungicide

Systhane is a broad-spectrum triazole fungicide used in agriculture. According to the EPA, it may cause developmental and male reproductive toxicity.

Systemic fungicide for control of Ascomycetes, Fungi imperfecti, and BasidiomycetesUsed on grapes and tree fruits

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 88671-89-0

Related Compounds

ReferenceSame Category

4-Hydroxy Florasulam

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herbicide metabolite

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Quinolinic acid

CAS89-00-9

herbicide intermediate

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O-sec-butylphenol

CAS89-72-5

Chemical intermediate for insecticides and herbicides

ReferenceSame Category

Ferimzone

CAS89269-64-7

antifungal agrochemical for rice

Referencesame scaffold

Hexaconazole

CAS79983-71-4

Fungicide for agricultural crops

Referencesame scaffold

(+/-)-PENCONAZOLE-D7

CAS1628110-84-8

Deuterated agrochemical analytical standard

Referencesame scaffold

(alphaS,betaR)-beta-(2,5-Difluorophenyl)-beta-hydroxy-alpha-methyl-1H-1,2,4-triazole-1-butanenitrile

CAS241479-74-3

pharmaceutical intermediate

Referencesame scaffold

(2R,3R)-3-(2,5-Difluorophenyl)-3-hydroxy-2-methyl-4-(1H-1,2,4-triazol-1-yl)butanamide

CAS241479-75-4

research compound

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

Harmful
Harmful
Health Hazard
Health Hazard
Environmental Hazard
Environmental Hazard
Warning
H302Harmful if swallowed
H319Causes serious eye irritation
H411Toxic to aquatic life with long lasting effects
H361Suspected of damaging fertility or the unborn child
H373May cause damage to organs through prolonged or repeated exposure
Regulatory Compliance1
  • California Proposition 65USRegulation
    Listed· listed since 1999-04-16Source

Customs Tariff Classification

The international HS code for Systhane (CAS 88671-89-0) is 2933.99.

HS code (international, 6-digit)

2933.99

EU CN code (8-digit)

2933 99 80

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

2-(4-chlorophenyl)-2-(1,2,4-triazol-1-ylmethyl)hexanenitrile

InChIKey

HZJKXKUJVSEEFU-UHFFFAOYSA-N

SMILES

CCCCC(CN1C=NC=N1)(C#N)C2=CC=C(C=C2)Cl

Synonyms (23)
  • (+-)-Myclobutanil
  • Caswell No. 723K
  • HOE 39304F
  • Myclobutanil (Standard)
  • Myclobutanil, PESTANAL(R)
  • Nova
  • Nova (pesticide)
  • Nova W
  • Nu-Flow M
  • Rally
  • Synthane 12E
  • Systhane
  • Systhane 6 Flo
  • systhane/myclobutanil