Product Name

  • Name

    4-TERT-PENTYLCYCLOHEXANONE

  • EINECS
  • CAS No. 16587-71-6
  • Density 0.906g/cm3
  • Solubility Soluble in alcohol. Insoluble in water.
  • Melting Point 96°C
  • Formula C11H20 O
  • Boiling Point 230.7°Cat760mmHg
  • Molecular Weight 168.279
  • Flash Point 86.1°C
  • Transport Information
  • Appearance
  • Safety Mildly toxic by ingestion. A skin irritant. When heated to decomposition it emits smoke and acrid fumes.
  • Risk Codes R36/38;
  • Molecular Structure Molecular Structure of 16587-71-6 (4-TERT-PENTYLCYCLOHEXANONE)
  • Hazard Symbols R36/38:Irritating to eyes and skin.;
  • Synonyms Cyclohexanone,4-tert-pentyl- (6CI,7CI,8CI); 4-(1,1-Dimethylpropyl)cyclohexanone;4-tert-Amylcyclohexanone; 4-tert-Pentylcyclohexanone; NSC 21167; Orivone
  • PSA 17.07000
  • LogP 3.18190

4-tert-Pentylcyclohexanone Chemical Properties

Molecular structure of 4-tert-Pentylcyclohexanone (CAS NO.16587-71-6) is:

Product Name: 4-tert-Pentylcyclohexanone 
CAS Registry Number: 16587-71-6
IUPAC Name: 4-(2-methylbutan-2-yl)cyclohexan-1-one
Molecular Weight: 168.2759 [g/mol]
Molecular Formula: C11H20O
XLogP3-AA: 2.9 
EINECS: 240-642-0
H-Bond Donor: 0
H-Bond Acceptor: 1
Surface Tension: 31.6 dyne/cm
Density: 0.906 g/cm3
Flash Point: 86.1 °C 
Refractive index: 1.4690
Enthalpy of Vaporization: 46.73 kJ/mol
Boiling Point: 230.7 °C at 760 mmHg
Vapour Pressure: 0.0649 mmHg at 25°C 
Classification Code: Skin / Eye Irritant

4-tert-Pentylcyclohexanone Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD50 skin 4700mg/kg (4700mg/kg)   Food and Cosmetics Toxicology. Vol. 12, Pg. 819, 1974.
rat LD50 oral 4700mg/kg (4700mg/kg)   Food and Cosmetics Toxicology. Vol. 12, Pg. 819, 1974.

4-tert-Pentylcyclohexanone Consensus Reports

Reported in EPA TSCA Inventory.

4-tert-Pentylcyclohexanone Safety Profile

Mildly toxic by ingestion. A skin irritant. When heated to decomposition it emits smoke and acrid fumes. 
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
RTECS: GW1960000

4-tert-Pentylcyclohexanone Specification

 4-tert-Pentylcyclohexanone , its cas register number is 16587-71-6. It also can be called 4-(1,1-Dimethylpropyl)cyclohexanone ; 4-07-00-00096 (Beilstein Handbook Reference) ; 4-tert-Amylcyclohexanone ; AI3-39162 ; BRN 2240475 ; Cyclohexanone, 4-(1,1-dimethylpropyl)- ; EINECS 240-642-0 ; NSC 21167 ; Cyclohexanone, 4-(1,1-dimethylpropyl)- ; Cyclohexanone, 4-tert-pentyl- .

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