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P50404

Sigma-Aldrich

1,3-Propanediol

98%

Synonym(s):
1,3-Dihydroxypropane, Bio-PDO, PG, Trimethylene glycol
Linear Formula:
HO(CH2)3OH
CAS Number:
Molecular Weight:
76.09
Beilstein:
969155
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor pressure

0.8 mmHg ( 20 °C)
9.8 mmHg ( 100 °C)

Quality Level

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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1 of 4

This Item
8.07481PHR31671570483
1,3-Propanediol 98%

Sigma-Aldrich

P50404

1,3-Propanediol

1,3-Propanediol for synthesis

Sigma-Aldrich

8.07481

1,3-Propanediol

1,3-Propanediol pharmaceutical secondary standard, certified reference material

Supelco

PHR3167

1,3-Propanediol

1,3-Propanediol United States Pharmacopeia (USP) Reference Standard

USP

1570483

1,3-Propanediol

refractive index

n20/D 1.440 (lit.)

refractive index

-

refractive index

n20/D 1.440 (lit.)

refractive index

n20/D 1.440 (lit.)

bp

214 °C/760 mmHg (lit.)

bp

213-215 °C/1013 hPa

bp

214 °C/760 mmHg (lit.)

bp

214 °C/760 mmHg (lit.)

mp

−27 °C (lit.)

mp

-32 °C

mp

−27 °C (lit.)

mp

−27 °C (lit.)

density

1.053 g/mL at 25 °C (lit.)

density

1.05 g/cm3 at 20 °C

density

1.053 g/mL at 25 °C (lit.)

density

1.053 g/mL at 25 °C (lit.)

vapor pressure

0.8 mmHg ( 20 °C)

vapor pressure

<0.1 hPa ( 20 °C)

vapor pressure

0.8 mmHg ( 20 °C), 9.8 mmHg ( 100 °C)

vapor pressure

0.8 mmHg ( 20 °C), 9.8 mmHg ( 100 °C)

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

Certificates of Analysis (COA)

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T1503
Product Number
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25G
Pack Size/Quantity

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705578-5MG-PW

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Journal of Materials Science Letters, 12, 1221-1221 (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)
Effect of different calcination temperatures and post annealing on the properties of 1, 3 propanediol based Sol-Gel (Na0. 5K0. 5) NbO3 (NKN) thin films
Wiegand S, et al.
Journal of alloys and compounds, 548, 38-45 (2013)
Stud. Nat. Prod. Chem., 13, 53-53 (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

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