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Heterocyclic compounds

Thiazole

Also known as 1,3-Thiazole, Thiazoles, Thian-4-oneoxime

CAS 288-47-1Formula C3H3NSMolar mass 85.13 g/molEC 206-021-3
GHS signal word: Danger. Pictograms: Flammable, Corrosive, Harmful or irritant 96 suppliers listed
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Thiazole chemical structure, C3H3NS, CAS 288-47-1
2D chemical structure

Key facts

What buyers check first

All properties
Physical form
Liquid
Boiling point
116.8 °C
Density
1.1998 - Denser than water, will sink
Solubility
Slightly soluble
HS code
293410
Category
Heterocyclic compounds
UN number
UN 1993
Illustrative photo, closed amber glass reagent bottles on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Thiazole?

Plain description, key identifiers and synonyms

Thiazole is a mancude organic heteromonocyclic parent, a monocyclic heteroarene and a member of 1,3-thiazoles.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,3-thiazole
CAS number
288-47-1 CAS number cross-checkedOther or deprecated CAS: 28589-79-9
EC number
206-021-3
Molecular formula
C3H3NS
UNII
320RCW8PEF
MDL number
MFCD00005315
InChIKey
FZWLAAWBMGSTSO-UHFFFAOYSA-N
InChI
InChI=1S/C3H3NS/c1-2-5-3-4-1/h1-3H
SMILES (canonical and isomeric)
C1=CSC=N1

Synonyms

  • 1,3-Thiazole
  • Thiazoles
  • Thian-4-oneoxime
  • thiazol
  • tz
  • a thiazole
  • racemic thiazole
  • Thiazole-
  • Thiazole, 99%
  • 5H-1,3-thiazole
  • 1,3-Thiazole #
  • Thiazole, >=99%
  • 4-27-00-00960 (Beilstein Handbook Reference)
  • LOM

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

Physical form
Liquidexp.
Boiling point
116.8 °Cexp.
Density
1.1998 - Denser than water, will sinkexp.
Solubility
Slightly solubleexp.

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
85.13 g/molcalc.
Exact mass
84.9986 Dacalc.
LogP (octanol/water)
1.14calc.
Topological polar surface area
12.89 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
5calc.
Rings
1calc.
Aromatic rings
1calc.
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.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1cscn1

c1cscn1

1 ring, 5 atoms. This chemical is the scaffold itself.

16,016 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H225Highly flammable liquid and vapour.
  • H226Flammable liquid and vapour.
  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H318Causes serious eye damage.
  • H335May cause respiratory irritation.
Precautionary statements (28)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • 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.
  • P302 + P352If on skin: Wash with plenty of water.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • 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.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 1993

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

Thiazole suppliers

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

All 96 suppliers
30 of 30 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

96 suppliers in 12 countries

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Thiazole price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Functional uses

  • Flavouring and nutrient

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 Thiazole is traded under.

HS 2934.10Indicative HS code

Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the…

World exports in 2024
$3.88B
−16.1% vs 2023, imports $3.12B
2019 to 2024
Top exporters
  1. Switzerland * partner reported36.4%
  2. Ireland28.8%
  3. China10.0%
Top importers
  1. Canada33.4%
  2. United States14.4%
  3. Ireland13.1%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Thiazole?

Thiazole is a mancude organic heteromonocyclic parent, a monocyclic heteroarene and a member of 1,3-thiazoles.

What is the CAS number of Thiazole?

The CAS registry number of Thiazole is 288-47-1. Other or deprecated CAS numbers: 28589-79-9.

What is the molecular formula and weight of Thiazole?

The molecular formula of Thiazole is C3H3NS and its molar mass is 85.13 g/mol.

What is Thiazole used for?

Known uses and roles of Thiazole include flavouring and nutrient.

Is Thiazole hazardous?

Thiazole carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, flammable liquid and vapour, harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Thiazole?

Thiazole is usually classified under HS code 293410 (Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Thiazole?

CompoundList lists 96 suppliers of Thiazole in China, United States, Germany, Spain and 8 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Thiazole in India?

3 suppliers in India list Thiazole on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Thiazole?

Suppliers quote Thiazole 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 Thiazole

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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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