8.22133

Propionaldehyde

for synthesis

• Synonyme(s) : Propionaldehyde, Propanal
• Formule empirique (notation de Hill) : C₃H₆O
• Numéro CAS: 123-38-6
• Poids moléculaire : 58.08
• UNSPSC Code: 12352114
• EC Index Number: 204-623-0
• NACRES: NA.22
• MDL number: MFCD00007020
• Assay: ≥98% (GC)
• Grade: synthesis grade
• Bp: 47-48 °C/1013 hPa
• Vapor pressure: 343 hPa ( 20 °C)

Propriétés

• grade: synthesis grade
• Quality Segment: 200
• vapor pressure: 343 hPa ( 20 °C)
• assay: ≥98% (GC)
• form: liquid
• autoignition temp.: 175 °C
• potency: 1410 mg/kg LD₅₀, oral (Rat), 2460 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 2.3-21 % (v/v)
• dilution: (for synthesis)
• bp: 47-48 °C/1013 hPa
• mp: -81 °C
• transition temp: flash point -40 °C
• density: 0.81 g/cm³ at 20 °C
• SMILES string: O=CCC
• InChI: 1S/C3H6O/c1-2-3-4/h3H,2H2,1H3
• InChI key: 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).

Analysis Note

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
• Mot-clé: Danger
• Codes de danger: H225,H302 + H332,H315,H318,H335
• Mentions de précaution: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• Organes cibles: Respiratory system
• Classe de stockage: 3 - Flammable liquids
• Que se passe-t-il ?: WGK 1
• Point d'éclair (°F): -22.0 °F - closed cup
• Point d'éclair (°C): -30 °C - closed cup