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719099

Sigma-Aldrich

Acetaldehyde solution

5 M in THF

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50 ML
$89.30

About This Item

Linear Formula:
CH3CHO
CAS Number:
Molecular Weight:
44.05
MDL number:
UNSPSC Code:
12352100
eCl@ss:
39021102
PubChem Substance ID:
NACRES:
NA.22

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$89.30

List Price$94.00Save 5%
Web-Only Promotion

In StockDetails


Request a Bulk Order
Technical Service
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form

liquid

concentration

5 M in THF

refractive index

n20/D 1.389

density

0.868 g/mL at 20 °C
0.843 g/mL at 25 °C

functional group

aldehyde

storage temp.

2-8°C

SMILES string

[H]C(C)=O

InChI

1S/C2H4O/c1-2-3/h2H,1H3

InChI key

IKHGUXGNUITLKF-UHFFFAOYSA-N

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1 of 4

This Item
W200379W200387W200328
Quality Level

100

Quality Level

400

Quality Level

400

Quality Level

400

form

liquid

form

liquid

form

liquid

form

solution

density

0.868 g/mL at 20 °C, 0.843 g/mL at 25 °C

density

0.868 g/mL at 20 °C

density

0.868 g/mL at 20 °C

density

0.868 g/mL at 20 °C, 0.882 g/mL at 25 °C

refractive index

n20/D 1.389

refractive index

n20/D 1.3771

refractive index

-

refractive index

n20/D 1.38

concentration

5 M in THF

concentration

35.00-45.00% (titration by hydroxylamine), 40 wt. % in H2O

concentration

35.00-45.00% (titration by hydroxylamine), 40 wt. % in isopropanol

concentration

45.00-55.00% (titration by hydroxylamine), 50 wt. % in ethanol

functional group

aldehyde

functional group

-

functional group

-

functional group

-

signalword

Danger

Hazard Classifications

Carc. 1B - Eye Irrit. 2 - Flam. Liq. 2 - Muta. 2 - STOT SE 3

target_organs

Central nervous system, Respiratory system

supp_hazards

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

-25.1 °F - closed cup

flash_point_c

-31.7 °C - closed cup


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Questions

  1. 購入を検討しています。 719099 Sigma-Aldrich アセトアルデヒド 溶液 50ml 上記の試薬はアセトアルデヒド原液でしょうか?

    1 answer
    1. This product is a 5 M Acetaldehyde solution in Tetrahydrofuran (THF) and may be considered a stock solution for some applications. Additional Acetaldehyde solutions are available in ethanol, water, and isopropranol. Please see the link below to review the available options:
      https://www.sigmaaldrich.com/substance/acetaldehydesolution440575070

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