CompoundList
Sign in
Insecticides and acaricides

Dithiobiuret

Also known as 2,4-Dithiobiuret, Thioimidodicarbonic diamide, Biuret, dithio-

CAS 541-53-7Formula C2H5N3S2Molar mass 135.22 g/molEC 208-784-8
GHS signal word: Danger. Pictograms: Acute toxicity (severe) 5 suppliers listed
Get quotes Compare 5 suppliers
Dithiobiuret chemical structure, C2H5N3S2, CAS 541-53-7
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Monoclinic or triclinic crystals
Melting point
181.1 °C
Density
APPARENT BULK DENSITY 1.522 G/ML @ 30 °C
Solubility
@ 27 °C: 0.27 G/100 ML WATER, 2.2 G/100 G ETHANOL, 16 G/100 G ACETONE, ABOUT 34 G/100 G…
HS code
293090
Category
Insecticides and acaricides
UN number
UN 2811
Illustrative photo, closed white HDPE bottles and amber jars on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Dithiobiuret?

Plain description, key identifiers and synonyms

Dithiobiuret is a crystalline solid. Used as a plasticizer, as a rubber accelerator, and as an intermediate in manufacturing of pesticides. (EPA, 1998)

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
carbamothioylthiourea
CAS number
541-53-7 CAS number cross-checked
EC number
208-784-8
Molecular formula
C2H5N3S2
UNII
T40X2KXL53
MDL number
MFCD00037832
InChIKey
JIRRNZWTWJGJCT-UHFFFAOYSA-N
InChI
InChI=1S/C2H5N3S2/c3-1(6)5-2(4)7/h(H5,3,4,5,6,7)
SMILES (canonical and isomeric)
C(=S)(N)NC(=S)N

Synonyms

  • 2,4-Dithiobiuret
  • Thioimidodicarbonic diamide
  • Biuret, dithio-
  • Imidodicarbonodithioic diamide
  • Biuret, 2,4-dithio-
  • Imidodicarbonimidothioic diamide
  • Allophanimidic acid, dithio-
  • Urea, 2-thio-1-(thiocarbamoyl)-
  • Dithioallophanimidic acid
  • carbamothioylthiourea
  • RCRA waste number P049
  • (carbamothioylamino)methanethioamide
  • Thioimidodicarbonic diamide (((H2N)C(S))2NH)
  • Thioimidodicarbonic diamide ([(H2N)C(S)]2NH)
  • amino[(aminothioxomethyl)amino]methane-1-thione
  • RCRA waste no. P049
  • Thioimidodicarbonic diamide ((H2N)C(S))2NH
  • Dithiobiuret, 97%, solid
  • Dicarbonodithioimidic diamide
  • 2-Imidodithiodicarbonic diamide
  • Dicarbonodithioimidic diamide #
  • Thioimidodicarbonicdiamide
  • [(H2-N)C(S)]2-NH
  • 1-[amino(sulfanyl)methylene]isothiourea

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
Monoclinic or triclinic crystalsexp.
Melting point
181.1 °Cexp.
Density
APPARENT BULK DENSITY 1.522 G/ML @ 30 °Cexp.
Solubility
@ 27 °C: 0.27 G/100 ML WATER, 2.2 G/100 G ETHANOL, 16 G/100 G ACETONE, ABOUT 34 G/100 G CELLOSOLVE, IN BOILING WATER= ABOUT 8%, IN 1%SODIUM HYDROXIDE= 3.6 G/100 G, IN 5% SODIUM HYDROXIDE= 16 G/100 G, IN 10% SODIUM HYDROXIDE= 29 G/100 G…exp.

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
135.22 g/molcalc.
Exact mass
134.9925 Dacalc.
LogP (octanol/water)
-0.94calc.
Topological polar surface area
64.07 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H300Fatal if swallowed.
  • H310Fatal in contact with skin.
  • H330Fatal if inhaled.
Precautionary statements (18)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P316Get emergency medical help immediately.
  • P320Specific treatment is urgent (see supplemental first aid instructions on the label).
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2811

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

Dithiobiuret suppliers

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

All 5 suppliers
5 of 5 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

5 suppliers in 4 countries

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Dithiobiuret 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

Plasticizer, rubber accelerator, int in resin manufacture, in making insecticides & rodenticides, can be used to delay wilting of flowers.

How it is made

Prepared by interaction of dicyandiamide and hydrogen sulfide in inert solvents under pressure.

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Dithiobiuret 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 Dithiobiuret is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Dithiobiuret?

Dithiobiuret is a crystalline solid. Used as a plasticizer, as a rubber accelerator, and as an intermediate in manufacturing of pesticides. (EPA, 1998)

What is the CAS number of Dithiobiuret?

The CAS registry number of Dithiobiuret is 541-53-7.

What is the molecular formula and weight of Dithiobiuret?

The molecular formula of Dithiobiuret is C2H5N3S2 and its molar mass is 135.22 g/mol.

What is Dithiobiuret used for?

Plasticizer, rubber accelerator, int in resin manufacture, in making insecticides & rodenticides, can be used to delay wilting of flowers.

Is Dithiobiuret hazardous?

Dithiobiuret carries the GHS signal word "Danger". Main hazards: fatal if swallowed, fatal in contact with skin, fatal if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dithiobiuret?

Dithiobiuret 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 Dithiobiuret?

CompoundList lists 5 suppliers of Dithiobiuret in United States, China, Singapore and Ukraine. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Dithiobiuret?

Suppliers quote Dithiobiuret 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 Dithiobiuret

Get quotes for Dithiobiuret

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Dithiobiuret
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 Dithiobiuret with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/dithiobiuret-541-53-7" title="Dithiobiuret 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 Insecticides and acaricides or HS code 293090

5 suppliers
Free quotes, contact stays private
Get quotes