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Herbicides

Metamitron

Also known as Goltix, 4-Amino-3-methyl-6-phenyl-1,2,4-triazin-5(4H)-one, 1,2,4-Triazin-5(4H)-one, 4-amino-3-methyl-6-phenyl-

CAS 41394-05-2Formula C10H10N4OMolar mass 202.22 g/molEC 255-349-3
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 17 suppliers listed
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Metamitron chemical structure, C10H10N4O, CAS 41394-05-2
2D chemical structure

Key facts

What buyers check first

All properties
Physical form
Crystals
Melting point
167 °C
Density
600 kg/m³
Solubility
Solubility in water, g/100ml at 20 °C: 0.17 (slightly soluble)
HS code
293369
Category
Herbicides
Illustrative photo, assorted laboratory chemical bottles and jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Metamitron?

Plain description, key identifiers and synonyms

Metamitron is a member of the class of 1,2,4-triazines that is 1,2,4-triazin-5(4H)-one substituted by an amino group at position 4, a methyl group at position 3 and a phenyl group at position 6. It has a role as a herbicide, a xenobiotic and an environmental contaminant.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-amino-3-methyl-6-phenyl-1,2,4-triazin-5-one
CAS number
41394-05-2 CAS number cross-checked
EC number
255-349-3
Molecular formula
C10H10N4O
UNII
H69RGO1QO6
MDL number
MFCD00055524
InChIKey
VHCNQEUWZYOAEV-UHFFFAOYSA-N
InChI
InChI=1S/C10H10N4O/c1-7-12-13-9(10(15)14(7)11)8-5-3-2-4-6-8/h2-6H,11H2,1H3
SMILES (canonical and isomeric)
CC1=NN=C(C(=O)N1N)C2=CC=CC=C2

Synonyms

  • Goltix
  • 4-Amino-3-methyl-6-phenyl-1,2,4-triazin-5(4H)-one
  • 1,2,4-Triazin-5(4H)-one, 4-amino-3-methyl-6-phenyl-
  • 4-Amino-4,5-dihydro-3-methyl-6-phenyl-1,2,4-triazin-5-one
  • 4-Amino-3-methyl-6-phenyl-1,2,4-triazin-5-one
  • Herbrak
  • Metamiton
  • Methiamitron
  • DRW 1139
  • BAY-DRW 1139
  • as-Triazin-5(4H)-one, 4-amino-3-methyl-6-phenyl-
  • 4-amino-3-methyl-6-phenyl-4,5-dihydro-1,2,4-triazin-5-one
  • Metamitrone
  • Methiamitron [Belgium]
  • Metamitrone [ISO-French]
  • 3-Methyl-4-amino-6-phenyl-1,2,4-triazin-5(4H)-one
  • 3-Methyl-4-amino-6-phenyl-1,2,4-triazin(4H)-on
  • 5-26-04-00395 (Beilstein Handbook Reference)
  • Metamitron 10 microg/mL in Acetonitrile
  • Metamitron 100 microg/mL in Acetonitrile
  • Metamitron, PESTANAL(R), analytical standard
  • 3-methyl-4-amino-6-phenyl-1,2,4-triazin-5-one
  • 3-Methyl-4-amino-6-phenyl-1,2,4-triazin(4H)-one
  • 4-amino-3-methyl-6-phenyl-1,2,4-triazin-5-(4H)-one
  • 4-Amino-3-methyl-6-phenyl-1,2,4-triazin-5-one, 97%

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

Physical form
Crystalsexp.
Melting point
167 °Cexp.
Density
600 kg/m³exp.
Solubility
Solubility in water, g/100ml at 20 °C: 0.17 (slightly soluble)exp.
Vapour pressure
Vapor pressure, Pa at 20 °C: 0.00000086exp.

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
202.22 g/molcalc.
Exact mass
202.0855 Dacalc.
LogP (octanol/water)
0.33calc.
Topological polar surface area
73.8 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
1calc.
Heavy atoms
15calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=c1[nH]cnnc1-c1ccccc1

O=c1[nH]cnnc1-c1ccccc1

2 rings, 13 atoms.

65 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H400Very toxic to aquatic life.
Precautionary statements (7)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • P391Collect spillage.
  • 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 aid

Metamitron suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 17 suppliers
17 of 17 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

17 suppliers in 8 countries

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Metamitron price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Use classes: Pesticides, Herbicides, Pharmaceuticals.

Roles

  • environmental contaminant
  • herbicide
  • pesticide
  • xenobiotic

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 613-129-00-8

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Metamitron is traded under.

HS 2933.69Indicative HS code

Compounds containing an unfused triazine ring (whether or not hydrogenated) in the…

World exports in 2024
$2.46B
+1.8% vs 2023, imports $2.44B
2019 to 2024
Top exporters
  1. China53.6%
  2. Germany11.5%
  3. India * partner reported8.4%
Top importers
  1. United States13.5%
  2. Brazil9.6%
  3. Germany9.5%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Metamitron is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Metamitron, based on the data on this page

What is Metamitron?

Metamitron is a member of the class of 1,2,4-triazines that is 1,2,4-triazin-5(4H)-one substituted by an amino group at position 4, a methyl group at position 3 and a phenyl group at position 6. It has a role as a herbicide, a xenobiotic and an environmental contaminant.

What is the CAS number of Metamitron?

The CAS registry number of Metamitron is 41394-05-2.

What is the molecular formula and weight of Metamitron?

The molecular formula of Metamitron is C10H10N4O and its molar mass is 202.22 g/mol.

What is Metamitron used for?

Use classes: Pesticides, Herbicides, Pharmaceuticals.

Is Metamitron hazardous?

Metamitron carries the GHS signal word "Warning". Main hazards: harmful if swallowed, very toxic to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Metamitron?

Metamitron is usually classified under HS code 293369 (Compounds containing an unfused triazine ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Metamitron?

CompoundList lists 17 suppliers of Metamitron in France, China, Belgium, Brazil and 4 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Metamitron?

Suppliers quote Metamitron on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Metamitron

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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