CompoundList
Sign in
Heterocyclic building blocks

Ethidimuron

Also known as Sulfodiazol, Ustilan, BAY-MET 1486

CAS 30043-49-3Formula C7H12N4O3S2Molar mass 264.33 g/molEC 250-010-6
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment
Get quotes Safety data
Ethidimuron chemical structure, C7H12N4O3S2, CAS 30043-49-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
30043-49-3
Formula
C7H12N4O3S2
Molar mass
264.33 g/mol
EC number
250-010-6
HS code
293499
Category
Heterocyclic building blocks

What is Ethidimuron?

Plain description, key identifiers and synonyms

Ethidimuron is an organonitrogen heterocyclic compound and an organosulfur heterocyclic compound.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea
CAS number
30043-49-3 CAS number cross-checked
EC number
250-010-6
Molecular formula
C7H12N4O3S2
UNII
1MC4836A60
InChIKey
KCOCSOWTADCKOL-UHFFFAOYSA-N
InChI
InChI=1S/C7H12N4O3S2/c1-4-16(13,14)7-10-9-6(15-7)11(3)5(12)8-2/h4H2,1-3H3,(H,8,12)
SMILES (canonical and isomeric)
CCS(=O)(=O)C1=NN=C(S1)N(C)C(=O)NC

Synonyms

  • Sulfodiazol
  • Ustilan
  • BAY-MET 1486
  • 1-(5-Ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea
  • N-(5-(Ethylsulfonyl)-1,3,4-thiadiazol-2-yl)-N,N'-dimethylurea
  • Urea, N-(5-(ethylsulfonyl)-1,3,4-thiadiazol-2-yl)-N,N'-dimethyl-
  • Urea, N-[5-(ethylsulfonyl)-1,3,4-thiadiazol-2-yl]-N,N'-dimethyl-
  • MET 1486
  • 1,3-Dimethyl-3-(5-aethylsulfonyl-1,3,4-thiadiazol-2-yl)-harnstoff
  • 1-[5-(ethanesulfonyl)-1,3,4-thiadiazol-2-yl]-1,3-dimethylurea
  • 3-(5-Aethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylharnstoff
  • Urea, 1,3-dimethyl-1-(5-ethylsulfonyl-1,3,4-thiadiazol-2-yl)-
  • 1-(5-Ethylsulphonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea
  • N-(5-(Ethylsulfonyl)-1,3,4-thiazol)-N,N'-dimethylurea
  • Ethidimuron, PESTANAL(R), analytical standard
  • N-[5-(Ethanesulfonyl)-1,3,4-thiadiazol-2-yl]-N,N'-dimethylurea
  • Urea, 1-(5-(ethylsulfonyl)-1,3,4-thiadiazol-2-yl)-1,3-dimethyl-

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
264.33 g/molcalc.
Exact mass
264.0351 Dacalc.
LogP (octanol/water)
0.11calc.
Topological polar surface area
92.26 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
3calc.
Heavy atoms
16calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.57calc.
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, c1nncs1

c1nncs1

1 ring, 5 atoms, the 1,3,4-Thiadiazole ring system.

1,661 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

  • H317May cause an allergic skin reaction.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (10)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • 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

Ethidimuron suppliers

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

No supplier listings yet

Post one free request and suppliers who make or trade Ethidimuron can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Ethidimuron 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Use classes: Pharmaceuticals.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 616-030-00-8

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Ethidimuron?

Ethidimuron is an organonitrogen heterocyclic compound and an organosulfur heterocyclic compound.

What is the CAS number of Ethidimuron?

The CAS registry number of Ethidimuron is 30043-49-3.

What is the molecular formula and weight of Ethidimuron?

The molecular formula of Ethidimuron is C7H12N4O3S2 and its molar mass is 264.33 g/mol.

What is Ethidimuron used for?

Use classes: Pharmaceuticals.

Is Ethidimuron hazardous?

Ethidimuron carries the GHS signal word "Warning". Main hazards: may cause an allergic skin reaction, very toxic to aquatic life, very toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Ethidimuron?

Ethidimuron is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ethidimuron?

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

What is the price of Ethidimuron?

Suppliers quote Ethidimuron 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 Ethidimuron

Get quotes for Ethidimuron

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Ethidimuron
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Ethidimuron with a 3D view, its CAS number and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/ethidimuron-30043-49-3" title="Ethidimuron structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Heterocyclic building blocks or HS code 293499

Price on request
Free quotes, contact stays private
Get quotes