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Amines and amides

Cyclooctylurea

Also known as N-cyclooctylurea

CAS 2191-67-5Formula C9H18N2OMolar mass 170.26 g/molEC 654-738-9
GHS signal word: Warning. Pictograms: Harmful or irritant
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Cyclooctylurea chemical structure, C9H18N2O, CAS 2191-67-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2191-67-5
Formula
C9H18N2O
Molar mass
170.26 g/mol
EC number
654-738-9
HS code
292429
Category
Amines and amides

What is Cyclooctylurea?

Plain description, key identifiers and synonyms

N-cyclooctylurea is a member of ureas.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
cyclooctylurea
CAS number
2191-67-5 CAS number cross-checked
EC number
654-738-9
Molecular formula
C9H18N2O
InChIKey
DQNHNVJSWPPXFY-UHFFFAOYSA-N
InChI
InChI=1S/C9H18N2O/c10-9(12)11-8-6-4-2-1-3-5-7-8/h8H,1-7H2,(H3,10,11,12)
SMILES (canonical and isomeric)
C1CCCC(CCC1)NC(=O)N

Synonyms

  • N-cyclooctylurea

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
170.26 g/molcalc.
Exact mass
170.1419 Dacalc.
LogP (octanol/water)
1.77calc.
Topological polar surface area
55.12 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
12calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.89calc.
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, C1CCCCCCC1

C1CCCCCCC1

1 ring, 8 atoms, the Cyclooctane ring system.

604 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

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

Hazard statements

  • H302Harmful if swallowed.
  • H319Causes serious eye irritation.
Precautionary statements (9)
  • 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.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • 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

Cyclooctylurea suppliers

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Cyclooctylurea 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 Cyclooctylurea is traded under.

HS 2924.29Indicative HS code

Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other

World exports in 2024
$5.69B
−5.1% vs 2023, imports $5.8B
2019 to 2024
Top exporters
  1. China32.3%
  2. Switzerland * partner reported13.6%
  3. Norway * partner reported12.8%
Top importers
  1. United States15.9%
  2. Ireland15.8%
  3. Germany11.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Cyclooctylurea?

N-cyclooctylurea is a member of ureas.

What is the CAS number of Cyclooctylurea?

The CAS registry number of Cyclooctylurea is 2191-67-5.

What is the molecular formula and weight of Cyclooctylurea?

The molecular formula of Cyclooctylurea is C9H18N2O and its molar mass is 170.26 g/mol.

What is Cyclooctylurea used for?

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

Is Cyclooctylurea hazardous?

Cyclooctylurea carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Cyclooctylurea?

Cyclooctylurea is usually classified under HS code 292429 (Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cyclooctylurea?

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What is the price of Cyclooctylurea?

Suppliers quote Cyclooctylurea 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 Cyclooctylurea

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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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