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Key Documents

P6224

Sigma-Aldrich

TWEEN® 80

from non-animal source

Synonym(s):

POE (20) sorbitan monooleate, Polyethylene glycol sorbitan monooleate, Polyoxyethylenesorbitan monooleate, Polysorbate 80

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
12161900
NACRES:
NA.21

biological source

non-animal source

Quality Level

description

non-ionic

Assay

≥70.0% (GC)

form

viscous liquid

mol wt

micellar avg mol wt 79,000
average mol wt 1310

composition

Oleic acid, ≥70% (balance primarily linoleic, palmitic, and stearic acids)

aggregation number

60

CMC

0.012 mM (20-25°C)

transition temp

cloud point 65 °C

density

1.06 g/mL at 25 °C

HLB

15

SMILES string

CCCCCCCC/C=C/CCCCCCCC(=O)OCCOCC(C1C(CC(O1)OCCO)OCCO)OCCO

InChI

1S/C32H60O10/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-30(36)40-25-24-37-27-29(39-22-19-34)32-28(38-21-18-33)26-31(42-32)41-23-20-35/h9-10,28-29,31-35H,2-8,11-27H2,1H3/b10-9+

InChI key

RGPBUVUVZKQNHD-MDZDMXLPSA-N

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Application

Non-ionic detergent used for selective protein extraction and isolation of nuclei from mammalian cell lines.

Legal Information

TWEEN 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

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Jing-Yu Chen et al.
Journal of colloid and interface science, 526, 356-365 (2018-05-12)
Supramolecular assembly governs the formation and properties of many soft materials. Hence, it is significant to develop convenient approaches to control the assembly process. In this work, it is demonstrated that by using surfactants consisting of a sorbitan group (either
Qun Wang et al.
Brain research, 1285, 188-195 (2009-06-17)
The group IIA secretory phospholipase A2 (sPLA(2)-IIA) has been studied extensively because of its involvement in inflammatory processes. Up-regulation of this enzyme has been shown in a number of neurodegenerative diseases including cerebral ischemia and Alzheimer's disease. PX-18 is a
Cristina Marcos-Arias et al.
BMC complementary and alternative medicine, 11, 119-119 (2011-11-29)
Candida-associated denture stomatitis is a frequent infectious disease. Treatment of this oral condition is difficult because failures and recurrences are common. The aim of this study was to test the in vitro antifungal activity of pure constituents of essentials oils.
Deepak Almeida et al.
Antimicrobial agents and chemotherapy, 53(10), 4178-4184 (2009-07-22)
To investigate the antagonism between isoniazid (INH) and rifampin (rifampicin) (RIF)-pyrazinamide (PZA) combination observed in Mycobacterium tuberculosis-infected mice, extensive pharmacokinetic studies of INH were performed and followed by experiments to assess the impact of increasing doses of INH on the
Martin L Cross et al.
Clinical and vaccine immunology : CVI, 16(9), 1378-1380 (2009-07-03)
Cultures of Mycobacterium bovis BCG, comprising predominantly single-cell bacilli, were prepared in broth without animal-derived reagents. When formulated into a vegetable-derived lipid matrix, the vaccine was stable in vitro and was immunogenic in vivo upon feeding it to mice. This

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