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900636

Tetrahydrofuran

≥99.9%, anhydrous, inhibitor-free, ZerO2®

Synonym(s):

Degassed and low oxygen tetrahydrofuran, THF, Tetrahydrofuran ZerO2®, Butylene oxide, Oxolane, Tetramethylene oxide

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About This Item

Empirical Formula (Hill Notation):
C4H8O
CAS Number:
109-99-9
Molecular Weight:
72.11
UNSPSC Code:
12352005
NACRES:
NA.07
EC Number:
203-726-8
Beilstein/REAXYS Number:
102391
MDL number:
MFCD00005356
Assay:
≥99.9%
Grade:
ZerO2®
Vapor pressure:
114 mmHg ( 15 °C), 143 mmHg ( 20 °C)
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Product Name

Tetrahydrofuran, anhydrous, inhibitor-free, ZerO2®, ≥99.9%

grade

ZerO2®

Quality Level

100

vapor pressure

114 mmHg ( 15 °C), 143 mmHg ( 20 °C)

assay

≥99.9%

form

liquid

autoignition temp.

610 °F

quality

anhydrous

expl. lim.

1.8-11.8 %

dilution

(for analytical testing)

impurities

≤0.002% water
water

pH

~7

mp

−108 °C (lit.)

density

0.889 g/mL at 25 °C (lit.)

Application

ZerO2 products are rigorously degassed with highly pure inert gas providing solvents and solutions (anhydrous if specified) with very low residual oxygen content.

Other Notes

Greener alternatives are available for many THF applications, 2-Methyltetrahydrofuran (900520)

Legal Information

ZerO2 is a registered trademark of Sigma-Aldrich Co. LLC

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Danger

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

target_organs

Central nervous system, Respiratory system

supp_hazards

EUH019

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

-6.2 °F - closed cup

flash_point_c

-21.2 °C - closed cup

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
SHBM6390
SHBM4655
SHBL3293
SHBH9737

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Articles

AISF: A Solid Alternative to Sulfuryl Fluoride Gas

ASIF provides bench-stable alternative to sulfuryl fluoride gas for installing SO2F functional group in organic synthesis.

Global Trade Item Number

SKUGTIN
900636-4X2ML04061837535352