(Z)-9,10-epoxyoctadecanoic acid methyl ester
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
With lithium hydroxide monohydrate In tetrahydrofuran; water at 20℃; for 16h; Inert atmosphere; | 72% |
With lithium hydroxide In tetrahydrofuran at 0 - 20℃; | 52% |
With potassium hydroxide; ethanol | |
With methanol; potassium hydroxide |
Conditions | Yield |
---|---|
With acetic acid |
Conditions | Yield |
---|---|
With acetone | |
at 0 - 5℃; |
cis-Octadecenoic acid
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
With Perbenzoic acid; diethyl ether | |
With Perbenzoic acid; chloroform | |
With water; hypochloric acid und anschl. mit wss. KOH; |
Conditions | Yield |
---|---|
With acetone Irradiation.mit UV-Licht und Durchleiten von Luft; | |
With oxygen Irradiation.mit UV-Licht; |
cis-Octadecenoic acid
A
Dihydroxystearic Acid
B
9-Chlor-10-hydroxy-octadecansaeure
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
With hydrogenchloride; hypochloric acid Mechanism; fatty acids and lipids; |
cis-Octadecenoic acid
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
With benzene |
threo-9,10-dihydroxyoctadecanoic acid
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
With hydrogenchloride at 160℃; anschl. Erhitzen mit wss. Alkalilauge; |
cis-Octadecenoic acid
threo-9,10-dihydroxyoctadecanoic acid
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
at 90℃; bei 3-taegigem Erwaermen; |
cis-Octadecenoic acid
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
at 65℃; |
erythro-9,10-dihydroxystearic acid
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: HCl; glycerol / 160 °C / Kochen des Reaktionsprodukts mit verd. Alkalilauge und Erhitzen der erhaltenen cis-9.10-Epoxy-stearinsaeure mit 7n-KOH auf 17grad 2: HCl / 160 °C / anschl. Erhitzen mit wss. Alkalilauge View Scheme |
Elaidic acid
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: peroxybenzoic acid; chloroform / anschliessende Hydrolyse 2: HCl; glycerol / 160 °C / Kochen des Reaktionsprodukts mit verd. Alkalilauge und Erhitzen der erhaltenen cis-9.10-Epoxy-stearinsaeure mit 7n-KOH auf 17grad 3: HCl / 160 °C / anschl. Erhitzen mit wss. Alkalilauge View Scheme |
Methyl oleate
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 15.17 h / 0 - 23 °C / Inert atmosphere 2: lithium hydroxide monohydrate / tetrahydrofuran; water / 16 h / 20 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 0 °C 2: lithium hydroxide / tetrahydrofuran / 0 - 20 °C View Scheme |
cis-9,10-epoxystearic acid
threo-9,10-dihydroxystearic acid
Conditions | Yield |
---|---|
With rabbit liver microsomal epoxide hydrolase In water at 37℃; Rate constant; saturation rates; enantioselectivity; | 90% |
With rabbit liver microsomal epoxide hydrolase In water at 37℃; for 20h; | 90% |
cis-9,10-epoxystearic acid
dl-threo-9,10-dihydroxyoctadecanoic acid
Conditions | Yield |
---|---|
In acetic acid for 3h; Heating; | 72% |
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
Stage #1: cis-9,10-epoxystearic acid With Zn(2,2,6,6-tetramethylpiperidine)2*2LiCl; zinc(II) chloride In tetrahydrofuran at -40℃; for 1.5h; Inert atmosphere; Sealed tube; Stage #2: With bis(η3-allyl-μ-chloropalladium(II)); Allyl acetate In tetrahydrofuran at -40 - 60℃; for 12h; Inert atmosphere; Sealed tube; diastereoselective reaction; | 72% |
methanol
cis-9,10-epoxystearic acid
(Z)-9,10-epoxyoctadecanoic acid methyl ester
Conditions | Yield |
---|---|
With trifluoroacetic anhydride In benzene at 25℃; for 0.666667h; | 12% |
cis-9,10-epoxystearic acid
(+/-)-threo-9-chloro-10-hydroxy-octadecanoic acid
Conditions | Yield |
---|---|
With hydrogenchloride; diethyl ether | |
With hydrogenchloride In diethyl ether |
cis-9,10-epoxystearic acid
(+/-)-threo-9-bromo-10-hydroxy-octadecanoic acid
Conditions | Yield |
---|---|
With diethyl ether; hydrogen bromide | |
With hydrogen bromide In diethyl ether |
cis-9,10-epoxystearic acid
threo-10-hydroxy-9-iodo-octadecanoic acid
Conditions | Yield |
---|---|
With diethyl ether; hydrogen iodide |
cis-9,10-epoxystearic acid
threo-9,10-dihydroxyoctadecanoic acid
Conditions | Yield |
---|---|
With dimethyl sulfoxide | |
(i) AcOH, (ii) aq. NaOH; Multistep reaction; | |
With perchloric acid In tetrahydrofuran; water for 12h; | |
With sulfuric acid; water In tetrahydrofuran at 20℃; for 72h; |
cis-9,10-epoxystearic acid
(+/-)-threo-10-chloro-9-hydroxy-octadecanoic acid
Conditions | Yield |
---|---|
With hydrogenchloride In diethyl ether |
cis-9,10-epoxystearic acid
(+/-)-threo-10-bromo-9-hydroxy-octadecanoic acid
Conditions | Yield |
---|---|
With hydrogen bromide In diethyl ether |
cis-9,10-epoxystearic acid
methyl (9R,10R)-9,10-dihydroxyoctadecanoate
Conditions | Yield |
---|---|
(i) (enzymatic hydrolysis), (ii) (esterification); Multistep reaction; |
cis-9,10-epoxystearic acid
9,10-bis-hydroxyimino-octadecanoic acid
Conditions | Yield |
---|---|
(i) aq. HCl, Et2O, (ii) CrO3, acetone, (iii) NH2OH, EtOH; Multistep reaction; |
sulfuric acid
cis-9,10-epoxystearic acid
cis-9,10-epoxystearic acid
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
Erhitzen der Schmelze; |
1-hydroxy-pyrrolidine-2,5-dione
cis-9,10-epoxystearic acid
Conditions | Yield |
---|---|
With diisopropyl-carbodiimide In tetrahydrofuran; dichloromethane at 4℃; |
cis-9,10-epoxystearic acid
(+/-)-threo-10-chloro-9-hydroxy-octadecanoic acid methyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: HCl / diethyl ether 2: diethyl ether View Scheme |
Molecule structure of Octadecanoic acid, 9,10-epoxy-, cis- (CAS NO.24560-98-3):
IUPAC Name: 8-[(2S,3R)-3-Octyloxiran-2-yl]octanoic acid
Molecular Weight: 298.46076 g/mol
Molecular Formula: C18H34O3
Density: 0.956 g/cm3
Boiling Point: 422.9 °C at 760 mmHg
Flash Point: 141.1 °C
Index of Refraction: 1.467
Molar Refractivity: 86.64 cm3
Molar Volume: 312.1 cm3
Polarizability: 34.34×10-24 cm3
Surface Tension: 37.4 dyne/cm
Enthalpy of Vaporization: 74.27 kJ/mol
Vapour Pressure: 2.46E-08 mmHg at 25 °C
Storage Temp.: −20 °C
XLogP3-AA: 6.1
H-Bond Donor: 1
H-Bond Acceptor: 3
Rotatable Bond Count: 15
Exact Mass: 298.250795
MonoIsotopic Mass: 298.250795
Topological Polar Surface Area: 49.8
Heavy Atom Count: 21
Complexity: 265
Defined Atom StereoCenter Count: 2
Canonical SMILES: CCCCCCCCC1C(O1)CCCCCCCC(=O)O
Isomeric SMILES: CCCCCCCC[C@@H]1[C@@H](O1)CCCCCCCC(=O)O
InChI: InChI=1S/C18H34O3/c1-2-3-4-5-7-10-13-16-17(21-16)14-11-8-6-9-12-15-18(19)20/h16-17H,2-15H2,1H3,(H,19,20)/t16-,17+/m1/s1
InChIKey of Octadecanoic acid, 9,10-epoxy-, cis- (CAS NO.24560-98-3): IMYZYCNQZDBZBQ-SJORKVTESA-N
Questionable carcinogen with experimental tumorigenic data reported. When heated to decomposition it emits acrid smoke and irritating vapors.
RTECS: RG1400000
Octadecanoic acid, 9,10-epoxy-, cis- (CAS NO.24560-98-3) is also called (+-)-cis-9,10-Epoxystearic acid ; 5-18-06-00055 (Beilstein Handbook Reference) ; BRN 0085932 ; Epoxyoleic acid ; Oxiraneoctanoic acid, 3-octyl-, cis- ; cis-3-Octyloxirane octanoic acid ; cis-9,10-Epoxystearic acid ; cis-DL-9,10-Epoxystearic acid ; Oxiraneoctanoic acid, 3-octyl-, (2R,3S)-rel- .
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