Chemical Properties of theaspirane (CAS 36431-72-8)


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InChI Key
Molecular Weight1
Other Names
  • 2,6,10,10-Tetramethyl-1-oxa-spiro[4.5]-dec-6-ene
  • Theaspirane (Isomer 2)
  • Theaspirane (Isomer 1)
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Physical Properties

Property Value Unit Source
Δf 47.20 kJ/mol Joback Calculated Property
Δfgas -266.24 kJ/mol Joback Calculated Property
Δfus 14.58 kJ/mol Joback Calculated Property
Δvap 47.90 kJ/mol Joback Calculated Property
log10WS -3.98 Crippen Calculated Property
logPoct/wat 3.690 Crippen Calculated Property
McVol 173.880 ml/mol McGowan Calculated Property
Pc 2410.00 kPa Joback Calculated Property
Inp [1288.00; 1315.00]   Show Hide
Inp 1298.10 NIST
Inp 1302.50 NIST
Inp 1305.20 NIST
Inp 1302.00 NIST
Inp 1298.00 NIST
Inp 1288.00 NIST
Inp 1298.00 NIST
Inp Outlier 1315.00 NIST
Inp 1302.00 NIST
Inp 1288.00 NIST
I [1496.00; 1540.00]   Show Hide
I 1496.00 NIST
I 1533.00 NIST
I 1540.00 NIST
I 1500.00 NIST
I 1523.00 NIST
I 1529.00 NIST
I 1523.00 NIST
I 1540.00 NIST
Tboil 554.30 K Joback Calculated Property
Tc 785.37 K Joback Calculated Property
Tfus 341.48 K Joback Calculated Property
Vc 0.647 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [451.24; 564.75] J/mol×K [554.30; 785.37] Show Hide
Cp,gas 451.24 J/mol×K 554.30 Joback Calculated Property
Cp,gas 473.01 J/mol×K 592.81 Joback Calculated Property
Cp,gas 493.29 J/mol×K 631.32 Joback Calculated Property
Cp,gas 512.34 J/mol×K 669.83 Joback Calculated Property
Cp,gas 530.43 J/mol×K 708.35 Joback Calculated Property
Cp,gas 547.81 J/mol×K 746.86 Joback Calculated Property
Cp,gas 564.75 J/mol×K 785.37 Joback Calculated Property

Similar Compounds

(E)-Theaspirane. cis-theaspirane. «alpha»-agorofuran. 8-Hydroxytheaspirane. theaspirone. himachalene oxide. Vitispirane B. trans-Vitispirane. cis-Vitispirane. Vitispirane. Vitispirane A. 7,10-Epoxy-eremophila-1,11-diene. 4,7-Epoxi-spirovetiva-2,11-diene. 5,8-Epoxyamorpha-3,7(11)-diene. (+)-(1R,5S,6R,9R,10R)-5,9-Epoxyamorpha-3,7(11)-diene.

Find more compounds similar to theaspirane.


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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.