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S3386

Sigma-Aldrich

Sorbitan sesquioleate

nonionic surfactant

Synonym(s):
Arlacel 83, Span 83
CAS Number:
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.25

Quality Level

biological source

corn

vapor pressure

0.81 psi ( 20 °C)

form

liquid

refractive index

n20/D 1.478 (lit.)

density

0.989 g/mL at 25 °C (lit.)

functional group

ester

shipped in

ambient

storage temp.

room temp

SMILES string

OC[C@@H](O)C1OC[C@H](O)[C@H]1O.OC[C@@H](O)C2OC[C@H](O)[C@H]2O.CCCCCCCC\C=C/CCCCCCCC(O)=O.CCCCCCCC\C=C/CCCCCCCC(O)=O.CCCCCCCC\C=C/CCCCCCCC(O)=O

InChI

1S/3C18H34O2.2C6H12O5/c3*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;2*7-1-3(8)6-5(10)4(9)2-11-6/h3*9-10H,2-8,11-17H2,1H3,(H,19,20);2*3-10H,1-2H2/b3*10-9-;;/t;;;2*3-,4+,5-,6-/m...11/s1

InChI key

SPFRYHCSFBFNTR-RKGWDQTMSA-N

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General description

Sorbitan sesquioleate (SSO) is a sorbitol derivative emulsifier. It is a common emulsifier component in topical corticosteroids, topical antibiotics, topical antifungals, moisturizing creams and lotions and topical retinoids.

Packaging

1 L in glass bottle
250 mL in glass bottle

Biochem/physiol Actions

Sorbitan sesquioleate is useful as a stabilizing agent in polymerization process to produce spherical acrylamide beads. It has been used in many topical agents. SSO have recently been implicated in allergic dermatitis.

Other Notes

Fatty acid composition: Oleic acid (C18:1) approx. 70%; balance primarily palmitic acid (C16:0), stearic acid (C18:0) and linoleic acid (C18:2).

Legal Information

Arlacel is a registered trademark of Croda International PLC
Span is a registered trademark of Croda International PLC

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Contact urticaria syndrome from sorbitan sesquioleate in a corticosteroid ointment.
M Hardy et al.
Contact dermatitis, 32(6), 360-361 (1995-06-01)
The Validity of Patch Testing
Lachapelle JM, et al.
Patch Testing Tips, 49(4), 37-61 (2014)
S Fukanoki et al.
Avian diseases, 44(4), 869-873 (2001-02-24)
The relationship between the antigen release from formulations in vitro and the antibody response after administration of water-in-oil-in-water (W/O/W) emulsion vaccines containing Haemophilus paragallinarum (Hpg) was studied in chickens. Increases of sorbitan sesquioleate volume in the formulation led to slower
Sorbitan sesquioleate.
Mari Paz Castanedo-Tardan et al.
Dermatitis : contact, atopic, occupational, drug, 19(4), E22-E23 (2008-08-05)
Sorbitan sesquioleate as an allergen.
D I Orton et al.
Contact dermatitis, 44(3), 190-191 (2001-02-24)

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