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8.08504

Sigma-Aldrich

Pentanal

for synthesis

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Synonym(s):
Pentanal, Valeraldehyde, Amylaldehyde
Linear Formula:
CH3(CH2)3CHO
CAS Number:
Molecular Weight:
86.13
MDL number:
EC Index Number:
203-784-4

vapor pressure

36 hPa ( 20 °C)

Quality Level

Assay

≥98.0% (GC)

form

liquid

autoignition temp.

205 °C

potency

3200 mg/kg LD50, oral (Rat)
4850 mg/kg LD50, skin (Rabbit)

expl. lim.

1.7-6.8 % (v/v)

mp

-91 °C

transition temp

flash point 7 °C

solubility

11.7 g/L

density

0.81 g/cm3 at 20 °C

storage temp.

2-8°C

InChI

1S/C5H10O/c1-2-3-4-5-6/h5H,2-4H2,1H3

InChI key

HGBOYTHUEUWSSQ-UHFFFAOYSA-N

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This Item
422728.075021.07054
Pentanal for synthesis

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8.08504

Pentanal

Valeraldehyde analytical standard

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Valeraldehyde

3-Pentanol for synthesis

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8.07502

3-Pentanol

n-Pentane for analysis EMPARTA®

Supelco

1.07054

n-Pentane

form

liquid

form

-

form

liquid

form

liquid

mp

-91 °C

mp

−92 °C (lit.)

mp

-8 °C

mp

−130 °C (lit.)

solubility

11.7 g/L

solubility

-

solubility

55 g/L

solubility

0.4 g/L

density

0.81 g/cm3 at 20 °C

density

0.81 g/mL at 25 °C (lit.)

density

0.82 g/cm3 at 20 °C

density

0.626 g/mL at 25 °C (lit.)

storage temp.

2-8°C

storage temp.

-

storage temp.

2-30°C

storage temp.

2-30°C

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.808 - 0.815
Identity (IR): passes test

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 2 - Skin Sens. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

44.6 °F

Flash Point(C)

7 °C


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