Product Name

  • Name

    5',6',7',8'-Tetrahydrodispiro[cyclohexane-1,2'(3'H)-quinazoline-4'(4a'H),1''-cyclohexane]

  • EINECS
  • CAS No. 53378-71-5
  • Article Data10
  • CAS DataBase
  • Density 1.2g/cm3
  • Solubility
  • Melting Point
  • Formula C18H30N2
  • Boiling Point 414°Cat760mmHg
  • Molecular Weight 274.50
  • Flash Point 204.2°C
  • Transport Information
  • Appearance
  • Safety A poison by intravenous route. When heated to decomposition it emits toxic vapors of NOx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 53378-71-5 (5',6',7',8'-Tetrahydrodispiro[cyclohexane-1,2'(3'H)-quinazoline-4'(4a'H),1''-cyclohexane])
  • Hazard Symbols
  • Synonyms 2,2,4,4-dipentamethylene 5,6-tetramethylene 2,3,4,5-tetrahydropyrimidine;5',6',7',8'-Tetrahydro-4'aH-dispiro[cyclohexan-1,2'-chinazolin-4',1''-cyclohexan];2,2,4,4-dipentamethylene-5,6-tetramethylene-2,3,4,5-tetrahydropyrimidine;2,4-Dipentamethylen-5,6-tetramethylen-2,3,4.5-tetrahydropyrimidin;2,2,4,4-Dipentamethylene-5,6-tetramethylene 2,3,4,5-tetrahydropyrimidine;
  • PSA 24.39000
  • LogP 4.34850

5',6',7',8'-Tetrahydrodispiro(cyclohexane-1,2'(3'H)-quinazoline-4',1''(4a'H)-cyclohexane) Chemical Properties

Synonyms:  Dispiro(cyclohexane-1,2'(3'H)-quinazoline-4'(4'aH),1''-cyclohexane), 5',6',7',8'-tetrahydro- ; Dispiro(cyclohexane-1,2'(3'H)-quinazoline-4'(4'aH),1''-cyclohexane), 5',6',7',8'-tetrahydro- ; Dispiro(cyclohexane-1,2'(3'H)-quinazoline-4',1''(4a'H)-cyclohexane), 5',6',7',8'-tetrahydro-
The Molecular Formula of  5',6',7',8'-Tetrahydrodispiro(cyclohexane-1,2'(3'H)-quinazoline-4',1''(4a'H)-cyclohexane) (CAS NO.53378-71-5):C18H30N2
The Molecular Weight of   5',6',7',8'-Tetrahydrodispiro(cyclohexane-1,2'(3'H)-quinazoline-4',1''(4a'H)-cyclohexane) (CAS NO.53378-71-5):274.444200 g/mol
The Molecular Structure of   5',6',7',8'-Tetrahydrodispiro(cyclohexane-1,2'(3'H)-quinazoline-4',1''(4a'H)-cyclohexane) (CAS NO.53378-71-5):
Index of Refraction: 1.641
Molar Refractivity: 82.47 cm3
Molar Volume: 228.4 cm
Surface Tension: 47.3 dyne/cm
Density: 1.2 g/cm3
Flash Point: 204.2 °C
Enthalpy of Vaporization: 66.69 kJ/mol
Boiling Point: 414 °C at 760 mmHg
Vapour Pressure: 4.59E-07 mmHg at 25°C

5',6',7',8'-Tetrahydrodispiro(cyclohexane-1,2'(3'H)-quinazoline-4',1''(4a'H)-cyclohexane) Toxicity Data With Reference

1.    

ivn-mus LD50:56 mg/kg

    CSLNX*    U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#07909 .

5',6',7',8'-Tetrahydrodispiro(cyclohexane-1,2'(3'H)-quinazoline-4',1''(4a'H)-cyclohexane) Consensus Reports

Reported in EPA TSCA Inventory.

5',6',7',8'-Tetrahydrodispiro(cyclohexane-1,2'(3'H)-quinazoline-4',1''(4a'H)-cyclohexane) Safety Profile

A poison by intravenous route. When heated to decomposition it emits toxic vapors of NOx.

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