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Metamitron

Metamitron structure

CAS No:
41394-05-2
Formula:
C10H10N4O
Chemical Name:
Metamitron
Synonyms:
1,2,4-Triazin-5(4H)-one,4-amino-3-methyl-6-phenyl-;4-Amino-3-methyl-6-phenyl-1,2,4-triazin-5(4H)-one;3-Methyl-4-amino-6-phenyl-1,2,4-triazin-5-one;Metamitron;BAY 6676;4-Amino-3-methyl-6-phenyl-1,2,4-triazin-5-one;DRW 1139;Goltix;BAY-DRW 1139;Goltix WG 70;Metron Stefes;Goltix VM 90;Goltix WG;Burakomitron;Goltix Compact;Gladiator;Goltix Top;Metron 700SL;Metafol 700SC
Categories:
Agrochemicals > Herbicides

Description

ChEBI: 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.

COLOURLESS-TO-YELLOW CRYSTALS.

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 an environmental contaminant, a xenobiotic and a herbicide.

Metamitron Basic Attributes

Molecular Weight：

202.21

Exact Mass：

202.21

EC Number：

255-349-3

UNII：

H69RGO1QO6

ICSC Number：

1361

DSSTox ID：

DTXSID7047568

HScode：

2933699014

Characteristics

PSA：

XLogP3：

0.83

Appearance：

COLOURLESS-TO-YELLOW CRYSTALS.

Density：

0.6 g/cm³

Melting Point：

167 °C

Boiling Point：

335.8±25.0 °C at 760 mmHg

Flash Point：

11 °C

Refractive Index：

1.672

Water Solubility：

Solubility in water, g/l at 20°C: 1.7

Storage Conditions：

APPROX 4°C

Vapor Pressure：

Vapour pressure, Pa at 20°C: 0.00000086

Toxicity：

Oral-rat LD50: 1447 mg/kg; Oral-Mouse LD50: 1450 mg/kg

Flammability characteristics：

Flammable; burning produces toxic nitrogen oxide fumes

Collision Cross Section：

140.93 Å² [M+H]+ [CCS Type: TW]|141.96 Å² [M-H]-

Safety Information

Hazard category：

Transport codes：

UN 3077 9/PG 3

wgk germany：

hazard class code：

22-50-39/23/24/25-23/24/25-11

safety instructions：

61-45-36/37

RTECS Number：

XZ3015000

Marks：

Xn,N,T,F

Storage features：

Warehouse ventilated, low temperature and dry

Precautionary statement(s)：

P273

Hazard Statements：

H302-H400

Fire Hazards：

Gives off irritating or toxic fumes (or gases) in a fire.

GHS Classification：

|Warning|H302: Harmful if swallowed [Warning Acute toxicity, oral]|P264, P270, P273, P301+P312, P330, P391, and P501|H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]|Aggregated GHS information provided by 317 companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.|P264, P270, P301+P312, P330, and P501

Fire Fighting：

In case of fire in the surroundings, use appropriate extinguishing media.

Spillage Disposal：

Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations.

Safe Storage：

Provision to contain effluent from fire extinguishing. Separated from food and feedstuffs. Keep in a well-ventilated room.

Inhalation Risk：

A harmful concentration of airborne particles can be reached quickly on spraying or when dispersed, especially if powdered.

Exposure Prevention：

PREVENT DISPERSION OF DUST!

Inhalation Prevention：

Avoid inhalation of dust.

Skin Prevention：

Protective gloves.

Eye Prevention：

Wear safety spectacles.

Toxicity

Toxicity class：

moderately toxic

Mobility：

147.91 L/kg

Drug Information

First Aid：

Fresh air, rest.

First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.

MeSH Entry Terms：

4-amino-3-methyl-6-phenyl-1,2,4-triazin-5(4H)-one

Exposure Routes：

The substance can be absorbed into the body by ingestion.

Metamitron Use and Manufacturing

Uses

Herbicide.

Use Classification：

Agrochemicals -> Herbicides|Pharmaceuticals|Herbicides|Pesticides -> Herbicides -> Triazinone herbicides|Environmental transformation -> Pesticides (parent, predecessor)

Agrochemical：

Metamitron has known environmental transformation products that include Metamitron-desamino.|Metamitron has known environmental transformation products that include Desamino-metamitron.

Computed Properties

Molecular Weight:202.21
XLogP3:0.7
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:1
Exact Mass:202.08546096
Monoisotopic Mass:202.08546096
Topological Polar Surface Area:71
Heavy Atom Count:15
Complexity:328
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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