Agent Name

Sorbitan sesquioleate

CAS Number




Major Category

Other Uses


Anhydrosorbitol sesquioleate; Sorbitan, 9-octadecenoate (2:3); Anhydrohexitol sesquioleate; Arlacel 83; Arlacel C; Crill 16; Crill K 16; Emasol 41S; Emsorb 2502; Emulgator 8972; Glycomul SOC; Glycomul SOC Special; Hodag SSO; Liposorb SQ0; Montane 83; Nikkol SO 15; Nissan Nonion OP 83; Nissan Nonion OP 83RAT; Protachem SOC; Sesquioleate de sorbitan [INN-French]; Sesquioleato de sorbitano [INN-Spanish]; SO 15; Sorbitan sesquioleate. (Compound usually contains also associated fatty acids.); Sorbitan, (Z)-9-octadecenoate (2:3); Sorbitani sesquioleas [INN-Latin]; Sorbitanum sesquioleylatum; Sorgen 30; Span 83; Sorbitan, (9Z)-9-octadecenoate (2:3); Sorbitan, esters, sesqui-9-octadecenoate, (Z)-; Sorbitan, sesquioleate; [ChemIDplus] 1,4-Anhydro-5,6-di-O-oleoyl-D-glucitol; [ToxPlanet: ECHA REACH Registrations]




Light yellow viscous liquid; [Reference #1]


Used in leather and hide tanning and processing; [Reference #1] Sorbitan fatty acid esters are used as surfactants, emulsifiers, buffering agents, and corrosion inhibitors in a variety of pesticide formulations; [ExPub: EPA - Inert Reassessments] Used to make rubber, resins, polymers, cleaning and maintenance products, cosmetics-personal care products, adhesives, textile dying-finishing-impregnating products, coatings-paints-thinners, inks, metalworking fluid concentrates, fertilizers, construction chemicals, tires, lubricants-lubricant additives-greases, water treatment chemicals, mining chemicals, metal cleaners-treatment products, oil and gas drilling and production, leather dying-finishing-impregnating products, functional fluids, binders-release agents, explosives, agrochemicals, floor care products, antifreeze-de-icing products, as laboratory reagent, blowing agent, intermediate, and fuel; [ExPub: ECHA REACH Registrations]


A mild skin and eye irritant; [RTECS] "It acts sometimes as a contact allergen, particularly in leg ulcer patients." [Kanerva, p. 1835] Not considered hazardous by GHS classification; [Sigma-Aldrich MSDS]

Reference Link

EPA ChAMP: Hazard Characterization: Sorbitan Esters - 2010

Exposure Assessment
Vapor Pressure

41.88 mm Hg

Reference Link

Sorbitan sesquioleate as an allergen.

Adverse Effects
Skin Sensitizer


Links to Other NLM Databases
Toxicity Information


Chemical Information

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Related Information in HazMap

Occupational diseases associated with exposure to this agent:


Industrial Processes with risk of exposure: