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Sigma-Aldrich

(R)-(−)-1,2-Propanediol

96%

Synonym(s):

(R)-(−)-Propylene glycerol, (R)-(−)-Propylene glycol

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About This Item

Linear Formula:
CH3CH(OH)CH2OH
CAS Number:
4254-14-2
Molecular Weight:
76.09
Beilstein:
1718872
MDL number:
MFCD00066248
UNSPSC Code:
12352001
PubChem Substance ID:
24878449
NACRES:
NA.22

Assay

96%

optical activity

[α]20/D −16.5°, neat

optical purity

ee: 98% (GLC)

refractive index

n20/D 1.434 (lit.)

bp

186-188 °C/765 mmHg (lit.)

density

1.04 g/mL at 25 °C (lit.)

SMILES string

C[C@@H](O)CO

InChI

1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3/t3-/m1/s1

InChI key

DNIAPMSPPWPWGF-GSVOUGTGSA-N

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Other Notes

(R)-(-)-1,2-Propanediol undergoes metabolization in the bovine rumen fluid by the rumen microbiota with the emission of sulfur-containing gases.

Legal Information

Manufactured under license by Sterling Pharma Solutions Limited, using Jacobsen HKR technology.

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

217.4 °F - closed cup

Flash Point(C)

103 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Yang Zhao et al.
Nature communications, 8, 14180-14180 (2017-01-26)
Many naturally occurring biomolecules, such as amino acids, sugars and nucleotides, are inherently chiral. Enantiomers, a pair of chiral isomers with opposite handedness, often exhibit similar physical and chemical properties due to their identical functional groups and composition, yet show
Ruminal fermentation of propylene glycol and glycerol.
Trabue S, et al.
Journal of Agricultural and Food Chemistry, 55(17), 7043-7051 (2007)
Rong-Yao Wang et al.
Physical chemistry chemical physics : PCCP, 15(9), 3313-3319 (2013-01-31)
Understanding the role of kinetics in fiber network microstructure formation is of considerable importance in engineering gel materials to achieve their optimized performances/functionalities. In this work, we present a new approach for kinetic-structure analysis for fibrous gel materials. In this
Maria Pina Rosato et al.
Theriogenology, 79(3), 508-516 (2012-12-12)
This study was designed to improve current freezing protocols for rabbit sperm by examining: (1) the toxicity of different permeable cryoprotectants (CPAs) used for standard vapor freezing (conventional freezing); (2) the feasibility of ultrarapid nonequilibrium freezing (vitrification) of sperm in
María Gabriela Pacios et al.
Journal of investigative and clinical dentistry, 3(4), 264-270 (2012-11-07)
To evaluate the in vitro action of vehicles alone and with calcium hydroxide against different bacterial species. Agar plates were inoculated with the microbial suspensions, and wells were made and filled with the calcium hydroxide pastes and the vehicles used
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