8.07061

1,5-Pentanediol

for synthesis

• Synonym(s): 1,5-Pentanediol, Pentamethylene glycol
• Empirical Formula (Hill Notation): C₅H₁₂O₂
• CAS Number: 111-29-5
• Molecular Weight: 104.15
• MDL number: MFCD00002978
• UNSPSC Code: 12352104
• EC Index Number: 203-854-4

Properties

• vapor pressure: >0.01 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥97.0% (GC)
• form: liquid
• autoignition temp.: 330 °C
• potency: 10000 mg/kg LD₅₀, oral (Rat); >19800 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.3-13.1 % (v/v)
• pH: 7.5 ( in H₂O)
• bp: 240-242 °C/1013 hPa
• mp: -16 °C
• transition temp: flash point 136 °C
• density: 0.99 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C5H12O2/c6-4-2-1-3-5-7/h6-7H,1-5H2
• InChI key: ALQSHHUCVQOPAS-UHFFFAOYSA-N

Description

Application

• Biodegradable Polymers for Sustainable Packaging: A study on biobased multiblock copolymers incorporating 1,5-Pentanediol for sustainable food packaging explores the use of poly(l-lactic acid) and 2,5-furandicarboxylic acid, offering insights into composting kinetics and mechanisms (Bianchi et al., 2023).
• High-Temperature Battery Applications: Research on working aqueous Zn metal batteries at 100°C examined the role of 1,5-Pentanediol in stabilizing electrolyte solutions, highlighting its utility in high-performance energy storage systems (Wang et al., 2022).
• Biopolymer Synthesis for Environmental Sustainability: Engineered Halomonas bluephagenesis synthesizes diverse α,ψ-diol-derived polyhydroxyalkanoates, utilizing 1,5-Pentanediol, to create plastics with improved biodegradability and performance in environmental applications (Yan et al., 2022).
• Advanced Materials with Barrier Properties: A study on renewable furfural-based polyesters containing 1,5-Pentanediol reports high oxygen barrier properties, suitable for packaging applications that require extended shelf life and sustainability (Ahmed et al., 2022).

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.988 - 0.991
Identity (IR): passes test

Safety Information

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point(F): 287.6 °F - closed cup
• Flash Point(C): 142 °C - closed cup