8.22133

Propionaldehyde

for synthesis

• Synonyme(s) : Propionaldehyde, Propanal
• Formule empirique (notation de Hill): C₃H₆O
• Numéro CAS: 123-38-6
• Poids moléculaire : 58.08
• Numéro MDL: MFCD00007020
• Code UNSPSC : 12352114
• Numéro de classement CE : 204-623-0
• Nomenclature NACRES : NA.22

Propriétés

• Pression de vapeur: 343 hPa ( 20 °C)
• Niveau de qualité: 200
• Pureté: ≥98% (GC)
• Forme: liquid
• Température d'inflammation spontanée: 175 °C
• Puissance: 1410 mg/kg LD₅₀, oral (Rat); 2460 mg/kg LD₅₀, skin (Rabbit)
• Limite d'explosivité: 2.3-21 % (v/v)
• Point d'ébullition: 47-48 °C/1013 hPa
• Pf: -81 °C
• Température de transition: flash point -40 °C
• Densité: 0.81 g/cm³ at 20 °C
• InChI: 1S/C3H6O/c1-2-3-4/h3H,2H2,1H3
• Clé InChI: NBBJYMSMWIIQGU-UHFFFAOYSA-N

Description

Application

• Propanethiol Oxidation Pathway: Propionaldehyde is a critical intermediary in the microbial catabolism of propanethiol, which is essential for environmental bioremediation strategies using Pseudomonas putida. This application in biotechnology suggests promising approaches to industrial waste treatment (Qiao et al., 2024).


• Chemical Synthesis of mRNA Probes: Propionaldehyde serves as a reagent in the synthesis of modified guanosine phosphate derivatives, which are vital for mRNA labeling in biochemistry and pharmaceutical applications, highlighting its role in advanced molecular biology techniques (Senthilvelan et al., 2023).


• VOC Treatment in Environmental Engineering: In environmental engineering, propionaldehyde is analyzed as a volatile organic compound (VOC) from service station emissions, underlining its impact on air quality and secondary pollution (Hu et al., 2023).

Remarque sur l'analyse

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.797 - 0.802
Water (GC): ≤ 2.0 % (a/a)
Identity (IR): passes test

Informations sur la sécurité

• Pictogrammes: GHS02,GHS05,GHS07
• Mention d'avertissement: Danger
• Mentions de danger: H225 - H302 + H332 - H315 - H318 - H335
• Conseils de prudence: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
• Classification des risques: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• Organes cibles: Respiratory system
• Code de la classe de stockage: 3 - Flammable liquids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): -22.0 °F - closed cup
• Point d'éclair (°C): -30 °C - closed cup