Triadimenol
Also known as Baytan, Bayfidan, Spinnaker
Key facts
What buyers check first
- Appearance
- Colorless crystalline solid
- Melting point
- 118 to 130
- Density
- 1.22 g/cm³
- Solubility
- In water, 120 mg/L at 20 °C
- HS code
- 293399
- Category
- Fungicides

What is Triadimenol?
Plain description, key identifiers and synonyms
Triadimenol is a member of the class of triazoles that is 3,3-dimethyl-1-(1,2,4-triazol-1-yl)butane-1,2-diol substituted at position O1 by a 4-chlorophenyl group. A fungicide for cereals, beet and brassicas used to control a range of diseases including powdery mildew, rusts, bunts and smuts. It has a role as a xenobiotic metabolite, an EC 1.14.13.70 (sterol 14alpha-demethylase) inhibitor and an antifungal agrochemical. It is a hemiaminal ether, an aromatic ether, a secondary alcohol, a member of monochlorobenzenes, a conazole fungicide and a triazole fungicide.
Identifiers
Registry numbers, names and line notations, tap to copy
- IUPAC name
- 1-(4-chlorophenoxy)-3,3-dimethyl-1-(1,2,4-triazol-1-yl)butan-2-ol
- CAS number
- 55219-65-3 CAS number cross-checked
- EC number
- 259-537-6
- Molecular formula
- C14H18ClN3O2
- UNII
- NFR7MRD9NM
- MDL number
- MFCD00055507
- InChIKey
- BAZVSMNPJJMILC-UHFFFAOYSA-N
- InChI
- InChI=1S/C14H18ClN3O2/c1-14(2,3)12(19)13(18-9-16-8-17-18)20-11-6-4-10(15)5-7-11/h4-9,12-13,19H,1-3H3
- SMILES (canonical and isomeric)
- CC(C)(C)C(C(N1C=NC=N1)OC2=CC=C(C=C2)Cl)O
Synonyms
- Baytan
- Bayfidan
- Spinnaker
- Triafol
- Summit
- Triaphol
- Baytan 15
- 1-(4-chlorophenoxy)-3,3-dimethyl-1-(1,2,4-triazol-1-yl)butan-2-ol
- Tridan Fungicide
- Bayfrdan EW
- UK 199
- Baytan TF 3479B
- Vydine
- 1-(4-Chlorophenoxy)-3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)butan-2-ol
- BAY KWG 0519
- KWG 0519
- alpha-tert-Butyl-beta-(4-chlorophenoxy)-1H-1,2,4-triazole-1-ethanol
- 2-(4-Chlorophenoxy)-1-tert-butyl-2-(1H-1,2,4-triazole-1-yl)ethanol
- beta-(4-Chlorophenoxy)-alpha-(1,1-dimethylethyl)-1H-1,2,4-triazole-1-ethanol
- 1H-1,2,4-Triazole-1-ethanol, beta-(4-chlorophenoxy)-alpha-(1,1-dimethylethyl)-
- Triadimenol isomer b
- Ethanol, 2-(4-chlorophenoxy)-1-tert-butyl-2-(1H-1,2,4-triazole-1-yl)-
- 1-(4-Chlorophenoxy)-3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)-2-butanol
- Baytoan
- Bayfidan EW
Show all 31 synonymsShow fewer synonyms
- b-(4-Chlorophenoxy)-a-(1,1-dimethylethyl)-1H-1,2,4-triazole-1-ethanol(Mixture of Diastereomers) (Triadimenol)
- Triademenol, TOL
- (+/-)-Triadimenol
- (1RS,2RS,1RS,2SR)-1-(4-Chlorophenoxy)-3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)butan-2-ol (IUPAC)
- Triadimenol, (+/-)-
- Triadimenol 10 |Ig/mL in Isooctane
Physical and chemical properties
Measured values and descriptors computed from the structure
Physical and chemical properties
Measured values, check the supplier specification for your grade
| Appearance | Colorless crystalline solidexp.Measured value |
|---|---|
| Odour | Slight non-specific odorexp.Measured value |
| Melting point | 118 to 130exp.Measured value |
| Density | 1.22 g/cm³exp.Measured value |
| Solubility | In water, 120 mg/L at 20 °Cexp.Measured value |
| Vapour pressure | 3.1 × 10⁻¹⁰ mm Hg at 20 °Cexp.Measured value |
Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.
Computed descriptors
Calculated from the structure, useful for screening and formulation
| Molecular weight | 295.77 g/molcalc.Computed value |
|---|---|
| Exact mass | 295.1088 Dacalc.Computed value |
| LogP (octanol/water) | 2.92calc.Computed value |
| Topological polar surface area | 60.17 Ųcalc.Computed value |
| Hydrogen bond donors | 1calc.Computed value |
| Hydrogen bond acceptors | 4calc.Computed value |
| Rotatable bonds | 4calc.Computed value |
| Heavy atoms | 20calc.Computed value |
| Rings | 2calc.Computed value |
| Aromatic rings | 2calc.Computed value |
| Fraction sp3 carbons | 0.43calc.Computed value |
| Formal charge | 0calc.Computed value |
| Stereocentres | 2calc.Computed value |
| Lipinski rule of five | Passes (0 violations)calc.Computed value |
Calculated for screening. Confirm critical figures with the supplier.
Murcko scaffold
The ring system that remains when every side chain is removed
c1ccc(OCn2cncn2)cc1
2 rings, 13 atoms, the 1-(Phenoxymethyl)-1H-1,2,4-triazole ring system.
31 other chemicals share this scaffoldSafety and hazards
GHS classification summary, not a safety data sheet
Hazard statements
- H302Harmful if swallowed.
- H360May damage fertility or the unborn child.
- H362May cause harm to breast-fed children.
- H411Toxic to aquatic life with long lasting effects.
Precautionary statements (13)
- P203Obtain, read and follow all safety instructions before use.
- P260Do not breathe dust, fume, gas, mist, vapours or spray.
- P263Avoid contact during pregnancy and while nursing.
- P264Wash skin thoroughly after handling.
- P270Do not eat, drink or smoke when using this product.
- P273Avoid release to the environment.
- P280Wear protective gloves, protective clothing, eye protection and face protection.
- P301 + P317If swallowed: Get medical help.
- P318If exposed or concerned, get medical advice.
- P330Rinse mouth.
- P391Collect spillage.
- P405Store locked up.
- P501Dispose of contents and container in accordance with local regulations.
GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.
Full safety data and first aidTriadimenol suppliers
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- China, SuzhouUnclaimed profileTriadimenolGrade, purity and minimum order on requestPrice on request
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Where suppliers are based
21 suppliers in 6 countries
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Triadimenol price
Indicative price range per kg from live supplier offers
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Uses and applications
What the substance is used for, by industry and function
Used as a seed treatment on: barley, corn, cotton, oats, rye, sorghum, and wheat. There is also an import tolerance on bananas.
Baytan: Seed treatment to control smut and bunt of wheat, loose and covered smut and Typhula blight of barley, powdery mildew, rust, leaf spot and take-all and root and foot rot of wheat and barley, head smut of corn and grain sorghum. Bayfidan: Foliar treatments to control powdery mildew, rust, and Rhynchosporium in cereal. On cotton for protection against Rhizoctonia and Thielaviopsis. Also used on vegetables, ornamentals, coffee, deciduous fruit, grapes, tobacco, bananas, and other crops. Shavit: Seed treatment to control smut, ergot, snow mold, spot blotch, bunt, and Rhynchosporium in cereal, head smut of corn and sorghum, foliar treatment to control rust, powdery mildew in deciduous fruit, grapes, mango, ornamentals and vegetables.
Systemic fungicide registered for use in the United States as a seed treatment for barley, corn, cotton, oats, rye, sorghum, and wheat.
Use classes: Fungicides, Transformation products, Pesticides.
Industries and functions
Roles
- agrochemical
- antifungal agent
- antifungal agrochemical
- antimicrobial agent
- enzyme inhibitor
- fungicide
- metabolite
- pesticide
- sterol biosynthesis inhibitor
- sterol demethylation inhibitor
- xenobiotic metabolite
Functional uses
- Biocide
How it is made
Triadimenol is produced by reduction of triadimefon with aluminum isopropoxide.
Preparation BE 814831, W. Kramer et al., US 3952002 (1974,1976 both to Bayer AG).
Regulatory status
Inventories, regulations and trade controls that list this substance
Europe
- EU harmonised classification (CLP Annex VI)Index no: 613-322-00-7
Health and food
- EU Cosmetics Regulation Annex II, prohibited in cosmeticsName: Triadimenol (ISO), (1RS,2RS, 1RS,2SR)-1-(4-chlorophenoxy)-3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)butan-2-ol, a-tert-butyl-ß-(4-chlorophenoxy)-1H-1,2,4-tria…
HS code and trade data
Customs classification and reported world trade statistics
Global trade
World import and export statistics for the HS code Triadimenol is traded under.
Heterocyclic compounds with nitrogen hetero-atom(s) only, other
- Slovenia31.7%
- Italy24.2%
- United States5.0%
* Partner reported figures, a lower bound.
The HS code shown for Triadimenol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.
Frequently asked questions
Quick answers about Triadimenol, based on the data on this page
What is Triadimenol?
What is the CAS number of Triadimenol?
What is the molecular formula and weight of Triadimenol?
What is Triadimenol used for?
Is Triadimenol hazardous?
What is the HS code of Triadimenol?
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What is the price of Triadimenol?
Guides for buyers
Practical guides that help when you source, ship or handle Triadimenol
- Guide, SafetyHow to read a safety data sheet in 10 minutesA section by section method to pull the essentials out of any 16 section SDS: identity, hazards, composition, storage, PPE, properties, transport and emergency measures.Read
- Guide, SafetyGHS pictograms, signal words and hazard statements explainedA practical guide to the nine GHS pictograms, the signal words Danger and Warning, H and P statements, and how to read a chemical label in seconds.Read
- Article, SourcingHow to write an RFQ that gets fast and accurate quotesWhat suppliers need to quote quickly and comparably: exact product identity, quantity and packing, delivery terms, documents, samples and payment, with a ready to use template.Read
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