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| CAS No.: | 1338-43-8 |
|---|---|
| Name: | Span 80 |
| Molecular Structure: | |
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| Formula: | C24H44O6 |
| Molecular Weight: | 428.61 |
| Synonyms: | 9Z-Octadecenoic acid;Extra Olein A 1981;Lunac O-V;Lunac OA;ML 55F;Sorbitan oleate;Span 80; |
| EINECS: | 215-665-4 |
| Density: | 1.068 g/cm3 |
| Melting Point: | 0.986oC |
| Boiling Point: | 579.3 °C at 760 mmHg |
| Flash Point: | 186.2 °C |
| Solubility: | Soluble in ethanol at 50mg/mlMiscible with water, ethanol, isopropanol and ether. Insoluble in acetone. |
| Appearance: | liquid |
| Safety: | 24/25 |
| PSA: | 96.22000 |
| LogP: | 4.04860 |
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Specification
The Sorbitan monooleate is an organic compound with the formula C24H44O6. The IUPAC name of this chemical is [2-(3,4-dihydroxyoxolan-2-yl)-2-hydroxyethyl] octadec-9-enoate. With the CAS registry number 1338-43-8, it is also named as sorbitan oleate. The product's categories are Ester Type (Surfactants); Functional Materials; Nonionic Surfactants; Surfactants. Besides, it should be stored in a closed cool and dry place. It is used as emulsifier, stabilizer, thickener, wetting agent in medicine, textiles and cosmetics, and also used as dispersant, oil emulsifier in the paint industry.
Physical properties about Sorbitan monooleate are:
(1)ACD/LogP: 7.14; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 7.14; (4)ACD/LogD (pH 7.4): 7.14; (5)#H bond acceptors: 6; (6)#H bond donors: 3; (7)#Freely Rotating Bonds: 22; (8)Polar Surface Area: 96.22 Å2; (9)Index of Refraction: 1.506; (10)Molar Refractivity: 119.22 cm3; (11)Molar Volume: 401 cm3; (12)Polarizability: 47.26×10-24cm3; (13)Surface Tension: 44.9 dyne/cm; (14)Density: 1.068 g/cm3; (15)Flash Point: 186.2 °C; (16)Enthalpy of Vaporization: 99.52 kJ/mol; (17)Boiling Point: 579.3 °C at 760 mmHg; (18)Vapour Pressure: 7.87E-16 mmHg at 25°C.
Preparation of Span 80:
Span 80can be prepared by Sorbitan and oleic acid.
You can still convert the following datas into molecular structure:
(1)SMILES:O[C@H](COC(=O)CCCCCCCC=CCCCCCCCC)[C@H]1OC[C@H](O)[C@H]1O;
(2)Std. InChI:InChI=1S/C24H44O6/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-22(27)29-19-21(26)24-23(28)20(25)18-30-24/h9-10,20-21,23-26,28H,2-8,11-19H2,1H3/t20-,21+,23+,24+/m0/s1;
(3)Std. InChIKey:NWGKJDSIEKMTRX-XWVZOOPGSA-N.