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Heterocyclic building blocks

Thiomorpholin-4-amine

Also known as 4-Thiomorpholinamine, 4-amino-tetrahydro-2H-1,4-thiazine

CAS 5997-01-3Formula C4H10N2SMolar mass 118.21 g/molEC 892-229-5
GHS signal word: Danger. Pictograms: Corrosive, Harmful or irritant
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Thiomorpholin-4-amine chemical structure, C4H10N2S, CAS 5997-01-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5997-01-3
Formula
C4H10N2S
Molar mass
118.21 g/mol
EC number
892-229-5
HS code
293499
Category
Heterocyclic building blocks

What is Thiomorpholin-4-amine?

Plain description, key identifiers and synonyms

Thiomorpholin-4-amine is a chemical substance with the molecular formula C4H10N2S and a molar mass of 118.21 g/mol. Its CAS registry number is 5997-01-3.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
thiomorpholin-4-amine
CAS number
5997-01-3
EC number
892-229-5
Molecular formula
C4H10N2S
MDL number
MFCD18457653
InChIKey
IAFSUZIBZMPMPK-UHFFFAOYSA-N
InChI
InChI=1S/C4H10N2S/c5-6-1-3-7-4-2-6/h1-5H2
SMILES (canonical and isomeric)
C1CSCCN1N

Synonyms

  • 4-Thiomorpholinamine
  • 4-amino-tetrahydro-2H-1,4-thiazine

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
118.21 g/molcalc.
Exact mass
118.0565 Dacalc.
LogP (octanol/water)
-0.09calc.
Topological polar surface area
29.26 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
7calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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, C1CSCCN1

C1CSCCN1

1 ring, 6 atoms, the Thiomorpholine ring system.

604 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H227Combustible liquid.
  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H314Causes severe skin burns and eye damage.
  • H332Harmful if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (25)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • 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.
  • P301 + P317If swallowed: Get medical help.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P352If on skin: Wash with plenty of water.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P363Wash contaminated clothing before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403Store in a well-ventilated place.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • 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

Thiomorpholin-4-amine suppliers

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Thiomorpholin-4-amine 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 Thiomorpholin-4-amine 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 Thiomorpholin-4-amine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Thiomorpholin-4-amine, based on the data on this page

What is Thiomorpholin-4-amine?

Thiomorpholin-4-amine is a chemical substance with the molecular formula C4H10N2S and a molar mass of 118.21 g/mol. Its CAS registry number is 5997-01-3.

What is the CAS number of Thiomorpholin-4-amine?

The CAS registry number of Thiomorpholin-4-amine is 5997-01-3.

What is the molecular formula and weight of Thiomorpholin-4-amine?

The molecular formula of Thiomorpholin-4-amine is C4H10N2S and its molar mass is 118.21 g/mol.

What is Thiomorpholin-4-amine used for?

Known uses and roles of Thiomorpholin-4-amine include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Thiomorpholin-4-amine hazardous?

Thiomorpholin-4-amine carries the GHS signal word "Danger". Main hazards: combustible liquid, harmful if swallowed, harmful in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Thiomorpholin-4-amine?

Thiomorpholin-4-amine 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 Thiomorpholin-4-amine?

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What is the price of Thiomorpholin-4-amine?

Suppliers quote Thiomorpholin-4-amine 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 Thiomorpholin-4-amine

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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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