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Aromatic building blocks

Methiuron

Also known as Thiuron, 1,1-Dimethyl-3-(meta-tolyl)-2-thiourea, N,N-Dimethyl-N'-m-tolylthiourea

CAS 21540-35-2Formula C10H14N2SMolar mass 194.30 g/molEC 244-431-4
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Methiuron chemical structure, C10H14N2S, CAS 21540-35-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
21540-35-2
Formula
C10H14N2S
Molar mass
194.30 g/mol
EC number
244-431-4
HS code
293090
Category
Aromatic building blocks

What is Methiuron?

Plain description, key identifiers and synonyms

Methiuron is a member of thioureas.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,1-dimethyl-3-(3-methylphenyl)thiourea
CAS number
21540-35-2 CAS number cross-checked
EC number
244-431-4
Molecular formula
C10H14N2S
UNII
93CX3OK804
InChIKey
MMCJEAKINANSOL-UHFFFAOYSA-N
InChI
InChI=1S/C10H14N2S/c1-8-5-4-6-9(7-8)11-10(13)12(2)3/h4-7H,1-3H3,(H,11,13)
SMILES (canonical and isomeric)
CC1=CC(=CC=C1)NC(=S)N(C)C

Synonyms

  • Thiuron
  • 1,1-Dimethyl-3-(meta-tolyl)-2-thiourea
  • N,N-Dimethyl-N'-m-tolylthiourea
  • 1,1-Dimethyl-2-thio-3-m-tolylurea
  • 1-(m-Methylphenyl)-3,3-dimethylthiourea
  • Urea, 1,1-dimethyl-2-thio-3-m-tolyl-
  • M. H. 090
  • Thiourea, N,N-dimethyl-N'-(3-methylphenyl)-
  • Urea, 1,1-dimethyl-3-(m-methylphenyl)-2-thio-
  • N,N-Dimethyl-N'-(3-methylphenyl)thiourea
  • 1,1-dimethyl-3-m-tolyl-2-thiourea
  • Urea, 1,1-dimethyl-2-thio-3-m-tolyl-(8CI)
  • Thiourea, N,N-dimethyl-N'-(3-methylphenyl)-(9CI)
  • 1,1-dimethyl-3-(3-methylphenyl)thiourea
  • 1,1-Dimethyl-3-(m-tolyl)thiourea
  • 1,1-Dimethyl-3-m-tolylthiourea
  • Urea,1-dimethyl-2-thio-3-m-tolyl-
  • Thiourea,N-dimethyl-N'-(3-methylphenyl)-
  • N,N-Dimethyl-N'-(3-methylphenyl)thiourea #
  • N,N-dimethyl-N'-(3-methylphenyl)carbamimidothioic acid

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
194.30 g/molcalc.
Exact mass
194.0878 Dacalc.
LogP (octanol/water)
2.25calc.
Topological polar surface area
15.27 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
13calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.3calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Methiuron suppliers

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Methiuron 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

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Methiuron?

Methiuron is a member of thioureas.

What is the CAS number of Methiuron?

The CAS registry number of Methiuron is 21540-35-2.

What is the molecular formula and weight of Methiuron?

The molecular formula of Methiuron is C10H14N2S and its molar mass is 194.30 g/mol.

What is Methiuron used for?

Known uses and roles of Methiuron include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Methiuron hazardous?

No GHS hazard classification for Methiuron is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Methiuron?

Methiuron is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Methiuron?

Post a free request on CompoundList and suppliers of Methiuron will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Methiuron?

Suppliers quote Methiuron 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 Methiuron

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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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