P50404

1,3-Propandiol

98%

• Synonym(e): 1,3-Dihydroxypropan, Trimethylenglykol
• Lineare Formel: HO(CH₂)₃OH
• CAS-Nummer: 504-63-2
• Molekulargewicht: 76.09
• Beilstein: 969155
• EG-Nummer: 207-997-3
• MDL-Nummer: MFCD00002949
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24898583
• NACRES: NA.22

Eigenschaften

• Dampfdruck: 0.8 mmHg ( 20 °C); 9.8 mmHg ( 100 °C)
• Qualitätsniveau: 200
• Assay: 98%
• Brechungsindex: n20/D 1.440 (lit.)
• bp: 214 °C/760 mmHg (lit.)
• mp (Schmelzpunkt): −27 °C (lit.)
• Dichte: 1.053 g/mL at 25 °C (lit.)
• SMILES String: OCCCO[H]
• InChI: 1S/C3H8O2/c4-2-1-3-5/h4-5H,1-3H2
• InChIKey: YPFDHNVEDLHUCE-UHFFFAOYSA-N

Beschreibung

Anwendung

1,3-Propanediol can be used as:

• A solvent as well as stabilizer in the preparation of thin films.
• A monomer to synthesize various polyesters such as poly(propylene terephthalate) (PPT), poly(propylene isophthalate) (PPI), and poly(propylene naphthalate) by polycondensation reaction with terephthalic, isophthalic, and 2,6-naphthalenedicarboxylic acid.
• A reactant to prepare 7,8-benzoquinoline by IrCl₃ catalyzed cyclization reaction with 1-naphthylamine.

Sicherheitshinweise

• Lagerklassenschlüssel: 10 - Combustible liquids
• WGK: WGK 1
• Flammpunkt (°F): >210.2 °F - closed cup
• Flammpunkt (°C): > 99 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Gloves