8.02667

Crotonaldehyde

• Synonym(s): 2-Butenal
• UNSPSC Code: 41116105

Properties

• vapor pressure: 24 hPa ( 20 °C)
• Quality Level: 200
• 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

Description

General description

mixture of isomers for synthesis

Application

Crotonaldehyde (mixture of isomers) for synthesis. CAS 4170-30-3, molar mass 70.09 g/mol.

Storage and Stability

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

Safety Information

• Pictograms: GHS02,GHS05,GHS06,GHS08,GHS09
• Signal Word: Danger
• Hazard Statements: H225 - H301 + H311 - H315 - H318 - H330 - H335 - H341 - H373 - H400
• Precautionary Statements: P210 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 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 Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 55.4 °F
• Flash Point(C): 13 °C