Chemical Properties of Cholesta-5,7-dien-3-ol, (3«beta»)- (CAS 434-16-2)

InChI

InChI=1S/C27H44O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h9-10,18-19,21,23-25,28H,6-8,11-17H2,1-5H3/t19?,21-,23?,24?,25?,26?,27?/m1/s1

InChI Key

UCTLRSWJYQTBFZ-CLVRJJFZSA-N

Formula

C27H44O

SMILES

CC(C)CCCC(C)C1CCC2C3=CC=C4CC(O)CCC4(C)C3CCC21C

Molecular Weight¹

384.64

CAS

434-16-2

Other Names

• (3«beta»)-Cholesta-5,7-dien-3-ol
• 5,7-Cholestadien-3-«beta»-ol
• 5,7-Cholestandien-3«beta»-ol
• 7,8-Didehydrocholesterol
• 7-Dehydrocholesterin
• 7-Dehydrocholesterol
• Cholesta-5,7-dien-3«beta»-ol
• Cholesterol, 7-dehydro-
• Dehydrocholesterin
• Dehydrocholesterol
• NSC 18159
• Provitamin D3
• «DELTA»5,7-Cholestadien-3«beta»-ol
• «DELTA»5,7-Cholesterol
• «DELTA»7-Cholesterol

• C_p,gas : Ideal gas heat capacity (J/mol×K).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• I_np : Non-polar retention indices.
• T_boil : Normal Boiling Point Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ΔfusH°	35.98	kJ/mol	Joback Calculated Property
ΔvapH°	143.77	kJ/mol	Relay (1.0) Calculated Property
log10WS	-6.90		Relay (1.0) Calculated Property
logPoct/wat	7.309		Crippen Calculated Property
McVol	345.120	ml/mol	McGowan Calculated Property
Inp	[3160.00; 3160.00]
Inp	3160.00		NIST
Inp	3160.00		NIST
Tboil	682.15	K	Relay (1.0) Calculated Property
Tfus	395.19	K	Relay (1.0) Calculated Property

Cheméo can also estimate Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Ionization energy 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.

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[1284.12; 1479.80]	J/mol×K	[956.39; 1179.27]
Cp,gas	1284.12	J/mol×K	956.39	Joback Calculated Property
Cp,gas	1313.93	J/mol×K	993.54	Joback Calculated Property
Cp,gas	1344.42	J/mol×K	1030.68	Joback Calculated Property
Cp,gas	1375.93	J/mol×K	1067.83	Joback Calculated Property
Cp,gas	1408.77	J/mol×K	1104.98	Joback Calculated Property
Cp,gas	1443.29	J/mol×K	1142.13	Joback Calculated Property
Cp,gas	1479.80	J/mol×K	1179.27	Joback Calculated Property

Similar Compounds

Find more compounds similar to Cholesta-5,7-dien-3-ol, (3«beta»)-.

Sources

• 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

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
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