8.02667
Crotonaldehyde
(mixture of isomers) for synthesis
Synonym(s):
2-Butenal
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About This Item
NACRES:
NA.22
UNSPSC Code:
41116105
Assay:
≥99.0% (GC)
Form:
liquid
vapor pressure
24 hPa ( 20 °C)
Quality Level
assay
≥99.0% (GC)
form
liquid
autoignition temp.
230 °C
potency
80 mg/kg LD50, oral (rat), 128-324 mg/kg LD50, skin (rabbit)
expl. lim.
2.1-15.5 % (v/v)
bp
104 °C/1013 hPa
mp
-74 °C
transition temp
flash point 13 °C
solubility
181 g/L
density
0.85 g/cm3 at 20 °C
General description
mixture of isomers for synthesis
Application
Crotonaldehyde (mixture of isomers) for synthesis. CAS 4170-30-3, molar mass 70.09 g/mol.
Preparation Note
Store below +30°C.
Analysis Note
Assay (GC, area%):≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C):0.851 - 0.853
Identity (IR):passes test
Density (d 20 °C/ 4 °C):0.851 - 0.853
Identity (IR):passes test
signalword
Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Acute 1 - Eye Dam. 1 - Flam. Liq. 2 - Muta. 2 - Skin Irrit. 2 - STOT RE 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
3 - Flammable liquids
wgk
WGK 3
flash_point_f
55.4 °F
flash_point_c
13 °C
Certificates of Analysis (COA)
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