- InChI
- InChI=1S/C9H8OS/c10-8-5-6-11-9-4-2-1-3-7(8)9/h1-4H,5-6H2
- InChI Key
- CVQSWZMJOGOPAV-UHFFFAOYSA-N
- Formula
- C9H8OS
- SMILES
- O=C1CCSc2ccccc21
- Molecular Weight1
- 164.22
- CAS
- 3528-17-4
- Other Names
-
- Thiochroman-4-one
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Tboil : Normal Boiling Point Temperature (K).
- Tboilr : Boiling point at reduced pressure (K).
- Tfus : Normal melting (fusion) point (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfusH° | 10.85 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 75.65 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 8.53 | eV | NIST |
| logPoct/wat | 2.365 | Crippen Calculated Property | |
| McVol | 120.970 | ml/mol | McGowan Calculated Property |
| Tboil | 581.50 | K | Relay (1.0) Calculated Property |
| Tfus | 302.15 | K | Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value |
Cheméo can also estimate Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 427.20 | K | 1.60 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [142.01; 362.40] | J/mol×K | [273.00; 1000.00] |
Joback Predicted correlation
|
| Equation | Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | -2.79500e+01 | |||
| Coefficient B | 7.34310e-01 | |||
| Coefficient C | -4.33860e-04 | |||
| Coefficient D | 8.99000e-08 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 273.00 | |||
| Temperature range, max. | 1000.00 | |||
| Cp,gas | 142.01 | J/mol×K | 273.00 | Calculated Property |
| Cp,gas | 181.51 | J/mol×K | 353.78 | Calculated Property |
| Cp,gas | 216.60 | J/mol×K | 434.56 | Calculated Property |
| Cp,gas | 247.55 | J/mol×K | 515.33 | Calculated Property |
| Cp,gas | 274.65 | J/mol×K | 596.11 | Calculated Property |
| Cp,gas | 298.19 | J/mol×K | 676.89 | Calculated Property |
| Cp,gas | 318.45 | J/mol×K | 757.67 | Calculated Property |
| Cp,gas | 335.72 | J/mol×K | 838.44 | Calculated Property |
| Cp,gas | 350.27 | J/mol×K | 919.22 | Calculated Property |
| Cp,gas | 362.40 | J/mol×K | 1000.00 | Calculated Property |
Similar Compounds
Find more compounds similar to 4H-1-Benzothiopyran-4-one, 2,3-dihydro-.
Sources
- Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) ChEDL chemicals 1.5.2, from Bradley, J.-C.; Williams, A.; Lang, A. Jean-Claude Bradley Open Melting Point Dataset. Figshare, 2014 (CC0).
- Cheméo Relay (1.0)
- Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
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Compiled This icon marks a compiled value or equation: taken from a data compilation such as ChemSep, not from an original measurement report.
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