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Halogenated compounds

3-Iodopentane

Also known as Pentane, 3-iodo-, 1-Ethylpropyl iodide, 3-Jodpentan

CAS 1809-05-8Formula C5H11IMolar mass 198.05 g/molEC 217-313-5
GHS signal word: Warning. Pictograms: Flammable, Harmful or irritant
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3-Iodopentane chemical structure, C5H11I, CAS 1809-05-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1809-05-8
Formula
C5H11I
Molar mass
198.05 g/mol
Physical form
Liquid
HS code
290369
Category
Halogenated compounds
Illustrative photo, 200 litre steel drums of liquid in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is 3-Iodopentane?

Plain description, key identifiers and synonyms

3-Iodopentane is a chemical substance with the molecular formula C5H11I and a molar mass of 198.05 g/mol. Its CAS registry number is 1809-05-8.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-iodopentane
CAS number
1809-05-8 CAS number cross-checked
EC number
217-313-5
Molecular formula
C5H11I
InChIKey
VRQDQJYBWZERBW-UHFFFAOYSA-N
InChI
InChI=1S/C5H11I/c1-3-5(6)4-2/h5H,3-4H2,1-2H3
SMILES (canonical and isomeric)
CCC(CC)I

Synonyms

  • Pentane, 3-iodo-
  • 1-Ethylpropyl iodide
  • 3-Jodpentan

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
198.05 g/molcalc.
Exact mass
197.9905 Dacalc.
LogP (octanol/water)
2.61calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
2calc.
Heavy atoms
6calc.
Rings
0calc.
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.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS02: Flammable
Flammable
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H226Flammable liquid and vapour.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (25)
  • 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.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • 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 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: 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.

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

3-Iodopentane suppliers

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3-Iodopentane 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 3-Iodopentane is traded under.

HS 2903.69Indicative HS code

Brominated or iodinated derivatives of acyclic hydrocarbons, other

World exports in 2024
$135M
−18.6% vs 2023, imports $139M
2022 to 2024
Top exporters
  1. China26.7%
  2. United States26.3%
  3. Netherlands12.3%
Top importers
  1. United States13.2%
  2. India * partner reported9.6%
  3. Japan9.3%

* Partner reported figures, a lower bound.

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

The HS code shown for 3-Iodopentane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 3-Iodopentane, based on the data on this page

What is 3-Iodopentane?

3-Iodopentane is a chemical substance with the molecular formula C5H11I and a molar mass of 198.05 g/mol. Its CAS registry number is 1809-05-8.

What is the CAS number of 3-Iodopentane?

The CAS registry number of 3-Iodopentane is 1809-05-8.

What is the molecular formula and weight of 3-Iodopentane?

The molecular formula of 3-Iodopentane is C5H11I and its molar mass is 198.05 g/mol.

What is 3-Iodopentane used for?

Known uses and roles of 3-Iodopentane include building blocks in research and laboratory.

Is 3-Iodopentane hazardous?

3-Iodopentane carries the GHS signal word "Warning". Main hazards: flammable liquid and vapour, causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 3-Iodopentane?

3-Iodopentane is usually classified under HS code 290369 (Brominated or iodinated derivatives of acyclic hydrocarbons, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 3-Iodopentane?

Post a free request on CompoundList and suppliers of 3-Iodopentane will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 3-Iodopentane?

Suppliers quote 3-Iodopentane 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 3-Iodopentane

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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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