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P50404

Sigma-Aldrich

1,3-Propanediol

98%

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Synonym(s):
1,3-Dihydroxypropane, Trimethylene glycol
Linear Formula:
HO(CH2)3OH
CAS Number:
504-63-2
Molecular Weight:
76.09
Beilstein:
969155
EC Number:
207-997-3
MDL number:
MFCD00002949
PubChem Substance ID:
24898583
NACRES:
NA.22

vapor pressure

0.8 mmHg ( 20 °C)
9.8 mmHg ( 100 °C)

Quality Level

200

Assay

98%

refractive index

n20/D 1.440 (lit.)

bp

214 °C/760 mmHg (lit.)

mp

−27 °C (lit.)

density

1.053 g/mL at 25 °C (lit.)

SMILES string

OCCCO[H]

InChI

1S/C3H8O2/c4-2-1-3-5/h4-5H,1-3H2

InChI key

YPFDHNVEDLHUCE-UHFFFAOYSA-N

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Application

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.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Stud. Nat. Prod. Chem., 13, 53-53 (1993)
N-heterocyclization of naphthylamines with 1,2- and 1,3-diols catalyzed by an iridium chloride/BINAP system
Hiroomi Aramoto, et al.
The Journal of Organic Chemistry, 74(2), 628-623 (2009)
Journal of Applied Polymer Science. Applied Polymer Symposium, 50, 693-693 (1993)
K Miyamoto et al.
Chemical & pharmaceutical bulletin, 41(6), 1111-1113 (1993-06-01)
Four vitamin D3 analogues (7a, 7b, 7c and 7d) bearing a hydroxyalkoxy group at the 2 beta-position were synthesized from the alpha-epoxide (5). The C-3 analogue (7b) showed the highest potency for elevating plasma calcium levels in rats. Furthermore, the
Synthesis, thermal characterization, and tensile properties of alipharomatic polyesters derived from 1, 3-propanediol and terephthalic, isophthalic, and 2, 6-naphthalenedicarboxylic acid
Roupakias CP, et al.
Journal of Polymer Science Part A: Polymer Chemistry, 43(17), 3998-4011 (2005)
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