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
719099
Acetaldehyde solution
5 M in THF
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50 ML
$89.30
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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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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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This Item | W200379 | W200387 | W200328 |
|---|---|---|---|
| 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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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？
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