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Paraffins, waxes and cycloalkanes

Cyclopropane, (1-methylethyl)-

Also known as Isopropylcyclopropane, Propane, 2-cyclopropyl-, 2-Cyclopropylpropane

CAS 3638-35-5Formula C6H12Molar mass 84.16 g/molEC 630-950-7
GHS signal word: Danger. Pictograms: Flammable, Corrosive, Harmful or irritant
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Cyclopropane, (1-methylethyl)- chemical structure, C6H12, CAS 3638-35-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3638-35-5
Formula
C6H12
Molar mass
84.16 g/mol
Physical form
Liquid
HS code
290219
Category
Paraffins, waxes and cycloalkanes
Illustrative photo, 25 litre white jerry cans of liquid in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Cyclopropane, (1-methylethyl)-?

Plain description, key identifiers and synonyms

Cyclopropane, (1-methylethyl)- is a chemical substance with the molecular formula C6H12 and a molar mass of 84.16 g/mol. Its CAS registry number is 3638-35-5. The IUPAC name is propan-2-ylcyclopropane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
propan-2-ylcyclopropane
CAS number
3638-35-5 CAS number cross-checked
EC number
630-950-7
Molecular formula
C6H12
UNII
BY7FU7JZU8
InChIKey
HPBROFGYTXOJIO-UHFFFAOYSA-N
InChI
InChI=1S/C6H12/c1-5(2)6-3-4-6/h5-6H,3-4H2,1-2H3
SMILES (canonical and isomeric)
CC(C)C1CC1

Synonyms

  • Isopropylcyclopropane
  • Propane, 2-cyclopropyl-
  • 2-Cyclopropylpropane
  • Cyclopropane, isopropyl-
  • (1-methylethyl)cyclopropane
  • (propan-2-yl)cyclopropane
  • Isopropyl-cyclopropane
  • 1-Isopropylcyclopropane

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
84.16 g/molcalc.
Exact mass
84.0939 Dacalc.
LogP (octanol/water)
2.05calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
1calc.
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, C1CC1

C1CC1

1 ring, 3 atoms, the Cyclopropane ring system.

17,446 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.
  • H302Harmful if swallowed.
  • H318Causes serious eye damage.
Precautionary statements (18)
  • 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.
  • 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.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • 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.
  • P330Rinse mouth.
  • 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

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Cyclopropane, (1-methylethyl)- 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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Cyclopropane, (1-methylethyl)- is traded under.

HS 2902.19Indicative HS code

Cyclanes, cyclenes and cycloterpenes, other

World exports in 2024
$979M
+24.3% vs 2023, imports $1B
2019 to 2024
Top exporters
  1. China23.4%
  2. United States20.6%
  3. Germany13.6%
Top importers
  1. India * partner reported9.9%
  2. United States9.8%
  3. South Korea9.5%

* Partner reported figures, a lower bound.

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

The HS code shown for Cyclopropane, (1-methylethyl)- is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Cyclopropane, (1-methylethyl)-, based on the data on this page

Is Cyclopropane, (1-methylethyl)- hazardous?

Cyclopropane, (1-methylethyl)- carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, harmful if swallowed, causes serious eye damage. This summary is not an SDS, always read the supplier safety data sheet.

Guides for buyers

Practical guides that help when you source, ship or handle Cyclopropane, (1-methylethyl)-

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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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