CompoundList
Sign in
Nitriles, nitro and azo compounds

Cyclohexanone oxime

Also known as Cyclohexanone, oxime, (Hydroxyimino)cyclohexane, N-cyclohexylidenehydroxylamine

CAS 100-64-1Formula C6H11NOMolar mass 113.16 g/molEC 202-874-0
GHS signal word: Danger. Pictograms: Flammable, Harmful or irritant, Serious health hazard 11 suppliers listed
Get quotes Compare 11 suppliers
Cyclohexanone oxime chemical structure, C6H11NO, CAS 100-64-1
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Hexagonal prisms from petroleum ether
Melting point
89 to 90
Boiling point
206 to 210
Solubility
SOL IN WATER, ALCOHOL, ETHER, METHYL ALCOHOL
HS code
292800
Category
Nitriles, nitro and azo compounds
UN number
UN 2811
Illustrative photo, closed jumbo bulk bags in a warehouse in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Cyclohexanone oxime?

Plain description, key identifiers and synonyms

Prisms, liquid or light tan crystalline solid. (NTP, 1992)

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N-cyclohexylidenehydroxylamine
CAS number
100-64-1 CAS number cross-checked
EC number
202-874-0
Molecular formula
C6H11NO
UNII
2U60L00CGF
MDL number
MFCD00001660
InChIKey
VEZUQRBDRNJBJY-UHFFFAOYSA-N
InChI
InChI=1S/C6H11NO/c8-7-6-4-2-1-3-5-6/h8H,1-5H2
SMILES (canonical and isomeric)
C1CCC(=NO)CC1

Synonyms

  • Cyclohexanone, oxime
  • (Hydroxyimino)cyclohexane
  • N-cyclohexylidenehydroxylamine
  • cyclohexanoneoxime
  • hydroxyiminocyclohexane
  • Cyclo-hexanone, oxime
  • N-hydroxycyclohexanimine
  • Cyclohexanone oxime, 97%
  • 4-07-00-00021 (Beilstein Handbook Reference)
  • N-cyclohexylidene-hydroxylamine
  • Cyclohexanone oxime, Vetec(TM) reagent grade, 97%
  • cyclohexanone oxime, cyclohexanone, oxime, n-hydroxycyclohexanimine, cyclohexanone oxime cyclohexanone, oxime n-hydroxycyclohexanimine

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

Appearance
Hexagonal prisms from petroleum etherexp.
Melting point
89 to 90exp.
Boiling point
206 to 210exp.
Solubility
SOL IN WATER, ALCOHOL, ETHER, METHYL ALCOHOLexp.

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
113.16 g/molcalc.
Exact mass
113.0841 Dacalc.
LogP (octanol/water)
1.78calc.
Topological polar surface area
32.59 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
8calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.83calc.
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, N=C1CCCCC1

N=C1CCCCC1

1 ring, 7 atoms, the Cyclohexanimine ring system.

179 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H228Flammable solid.
  • H302Harmful if swallowed.
  • H319Causes serious eye irritation.
  • H373May cause damage to organs through prolonged or repeated exposure.
  • H412Harmful to aquatic life with long lasting effects.
Precautionary statements (16)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P260Do not breathe 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.
  • P273Avoid release to the environment.
  • 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.
  • P319Get medical help if you feel unwell.
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2811

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

Cyclohexanone oxime suppliers

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

All 11 suppliers
11 of 11 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

11 suppliers in 8 countries

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Cyclohexanone oxime price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

In prepn of caprolactam.

Functional uses

  • Antioxidant

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 Cyclohexanone oxime is traded under.

HS 2928.00Indicative HS code

Organic derivatives of hydrazine or of hydroxylamine

World exports in 2024
$1.38B
−9.0% vs 2023, imports $1.52B
2019 to 2024
Top exporters
  1. Switzerland * partner reported44.0%
  2. China18.4%
  3. Italy9.4%
Top importers
  1. Brazil21.8%
  2. United States12.8%
  3. Italy10.8%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Cyclohexanone oxime, based on the data on this page

What is Cyclohexanone oxime?

Prisms, liquid or light tan crystalline solid. (NTP, 1992)

What is the CAS number of Cyclohexanone oxime?

The CAS registry number of Cyclohexanone oxime is 100-64-1.

What is the molecular formula and weight of Cyclohexanone oxime?

The molecular formula of Cyclohexanone oxime is C6H11NO and its molar mass is 113.16 g/mol.

What is Cyclohexanone oxime used for?

In prepn of caprolactam.

Is Cyclohexanone oxime hazardous?

Cyclohexanone oxime carries the GHS signal word "Danger". Main hazards: flammable solid, 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 Cyclohexanone oxime?

Cyclohexanone oxime is usually classified under HS code 292800 (Organic derivatives of hydrazine or of hydroxylamine). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cyclohexanone oxime?

CompoundList lists 11 suppliers of Cyclohexanone oxime in China, Canada, Germany, Hong Kong and 4 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Cyclohexanone oxime in India?

1 supplier in India list Cyclohexanone oxime on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Cyclohexanone oxime?

Suppliers quote Cyclohexanone oxime 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 Cyclohexanone oxime

Get quotes for Cyclohexanone oxime

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Cyclohexanone oxime
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Cyclohexanone oxime with a 3D view, its CAS number and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/cyclohexanone-oxime-100-64-1" title="Cyclohexanone oxime structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Nitriles, nitro and azo compounds or HS code 292800

11 suppliers
Free quotes, contact stays private
Get quotes