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Heterocyclic building blocks

Thiane

Also known as Tetrahydrothiopyran, Pentamethylene sulfide, Thiacyclohexane

CAS 1613-51-0Formula C5H10SMolar mass 102.20 g/molEC 216-561-1
GHS signal word: Danger. Pictograms: Flammable 3 suppliers listed
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Thiane chemical structure, C5H10S, CAS 1613-51-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1613-51-0
Formula
C5H10S
Molar mass
102.20 g/mol
Physical form
Liquid
HS code
293499
Category
Heterocyclic building blocks
Illustrative photo, 200 litre steel drums of liquid in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is Thiane?

Plain description, key identifiers and synonyms

Thiane is a chemical substance with the molecular formula C5H10S and a molar mass of 102.20 g/mol. Its CAS registry number is 1613-51-0.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
thiane
CAS number
1613-51-0 CAS number cross-checkedOther or deprecated CAS: 1413-51-0
EC number
216-561-1
Molecular formula
C5H10S
UNII
P9BB3YF628
MDL number
MFCD00006662
InChIKey
YPWFISCTZQNZAU-UHFFFAOYSA-N
InChI
InChI=1S/C5H10S/c1-2-4-6-5-3-1/h1-5H2
SMILES (canonical and isomeric)
C1CCSCC1

Synonyms

  • Tetrahydrothiopyran
  • Pentamethylene sulfide
  • Thiacyclohexane
  • Tetrahydro-2H-thiopyran
  • 2H-Thiopyran, tetrahydro-
  • Penthiophane
  • Tetrahydrothiapyran
  • pentamethylenesulfide
  • 2H-Thiopyran,tetrahydro-
  • thian
  • tetrahydro-thiopyran
  • Pentamethylene sulfane
  • Pentamethylene sulphide

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.

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
102.20 g/molcalc.
Exact mass
102.0503 Dacalc.
LogP (octanol/water)
1.9calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
6calc.
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, C1CCSCC1

C1CCSCC1

1 ring, 6 atoms. This chemical is the scaffold itself.

1,120 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable

Hazard statements

  • H225Highly flammable liquid and vapour.
Precautionary statements (11)
  • 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.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • 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

Thiane suppliers

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

All 3 suppliers

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

3 suppliers in 2 countries

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Thiane 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

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

Frequently asked questions

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

What is Thiane?

Thiane is a chemical substance with the molecular formula C5H10S and a molar mass of 102.20 g/mol. Its CAS registry number is 1613-51-0.

What is the CAS number of Thiane?

The CAS registry number of Thiane is 1613-51-0. Other or deprecated CAS numbers: 1413-51-0.

What is the molecular formula and weight of Thiane?

The molecular formula of Thiane is C5H10S and its molar mass is 102.20 g/mol.

What is Thiane used for?

Known uses and roles of Thiane include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Thiane hazardous?

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

What is the HS code of Thiane?

Thiane 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 Thiane?

CompoundList lists 3 suppliers of Thiane in United States and United Kingdom. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Thiane?

Suppliers quote Thiane 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 Thiane

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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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