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8.40119

Sigma-Aldrich

Span® 20

greener alternative

for synthesis

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Synonym(s):
Span® 20, Sorbitan monolaurate, Sorbitan monododecanoate
Empirical Formula (Hill Notation):
C18H34O6
CAS Number:
Molecular Weight:
346.46
MDL number:
EC Index Number:
215-663-3

vapor pressure

<1.3 hPa ( 20 °C)

Quality Level

form

liquid

potency

33600 mg/kg LD50, oral (Rat)

greener alternative product characteristics

Use of Renewable Feedstocks
Learn more about the Principles of Green Chemistry.

bp

>100 °C/1013 hPa

transition temp

flash point >149 °C

density

1.0 g/cm3 at 20 °C

greener alternative category

storage temp.

2-30°C

InChI

1S/C18H34O6/c1-2-3-4-5-6-7-8-9-10-11-16(21)23-13-15(20)18-17(22)14(19)12-24-18/h14-15,17-20,22H,2-13H2,1H3/t14-,15?,17+,18-/m1/s1

InChI key

LWZFANDGMFTDAV-IOVMHBDKSA-N

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Show Differences

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This Item
S663538892085548
vibrant-m

8.40119

Span® 20

vibrant-m

S6635

Span® 20

vibrant-m

388920

Sorbitan monopalmitate

vibrant-m

85548

Span® 80

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

storage temp.

2-30°C

storage temp.

-

storage temp.

-

storage temp.

-

density

1.0 g/cm3 at 20 °C

density

-

density

-

density

0.99 g/mL at 20 °C, 0.986 g/mL at 25 °C (lit.)

transition temp

flash point >149 °C

transition temp

-

transition temp

-

transition temp

-

vapor pressure

<1.3 hPa ( 20 °C)

vapor pressure

-

vapor pressure

-

vapor pressure

-

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry. This product is 100% bio-based non-ionic surfactant, thus aligns with "Use of Renewable Feedstocks" and belongs to "12 principles aligned" category of our greener alternatives.

Application

Span® 20 for synthesis. CAS 1338-39-2, molar mass 346.47 g/mol.

Analysis Note

Hydroxyl value: 330 - 358
Saponification value: 158 - 170
Acid value: ≤ 10
Water (K. F.): ≤ 1.0 %
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Legal Information

Span is a registered trademark of Croda International PLC

Storage Class

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

300.2 °F - closed cup

flash_point_c

> 149 °C - closed cup


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