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Amines and amides

Thiobiuret

Also known as carbamothioylurea, Thioimidodicarbonic diamide ((H2N)C(O)NHC(S)(NH2)), 2-Thiobiuret

CAS 23228-74-2Formula C2H5N3OSMolar mass 119.15 g/molEC 245-504-3
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Thiobiuret chemical structure, C2H5N3OS, CAS 23228-74-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
23228-74-2
Formula
C2H5N3OS
Molar mass
119.15 g/mol
EC number
245-504-3
HS code
293090
Category
Amines and amides

What is Thiobiuret?

Plain description, key identifiers and synonyms

Thiobiuret is a chemical substance with the molecular formula C2H5N3OS and a molar mass of 119.15 g/mol. Its CAS registry number is 23228-74-2. The IUPAC name is carbamothioylurea.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
carbamothioylurea
CAS number
23228-74-2 CAS number cross-checked
EC number
245-504-3
Molecular formula
C2H5N3OS
InChIKey
YCLDXRHGQVDVJR-UHFFFAOYSA-N
InChI
InChI=1S/C2H5N3OS/c3-1(6)5-2(4)7/h(H5,3,4,5,6,7)
SMILES (canonical and isomeric)
C(=O)(N)NC(=S)N

Synonyms

  • carbamothioylurea
  • Thioimidodicarbonic diamide ((H2N)C(O)NHC(S)(NH2))
  • 2-Thiobiuret
  • Monothiobiuret
  • Biuret, thio-
  • Dicarbonimidothioic diamide
  • 2-Imidothiodicarbonic diamide
  • Urea, N-(aminothioxomethyl)-
  • (H2-N)C(O)NHC(S)(NH2)

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
119.15 g/molcalc.
Exact mass
119.0153 Dacalc.
LogP (octanol/water)
-1.1calc.
Topological polar surface area
81.14 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

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.

Thiobiuret suppliers

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Thiobiuret 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 Thiobiuret 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 Thiobiuret is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Thiobiuret?

Thiobiuret is a chemical substance with the molecular formula C2H5N3OS and a molar mass of 119.15 g/mol. Its CAS registry number is 23228-74-2. The IUPAC name is carbamothioylurea.

What is the CAS number of Thiobiuret?

The CAS registry number of Thiobiuret is 23228-74-2.

What is the molecular formula and weight of Thiobiuret?

The molecular formula of Thiobiuret is C2H5N3OS and its molar mass is 119.15 g/mol.

What is Thiobiuret used for?

Known uses and roles of Thiobiuret include building blocks in research and laboratory.

Is Thiobiuret hazardous?

No GHS hazard classification for Thiobiuret 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 Thiobiuret?

Thiobiuret 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 Thiobiuret?

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

What is the price of Thiobiuret?

Suppliers quote Thiobiuret 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 Thiobiuret

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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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