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Merck

24-6180

1,2-Propanediol

SAJ first grade, ≥99.0%

Synonym(s):

Propylene glycol

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About This Item

Linear Formula:
CH3CH(OH)CH2OH
CAS Number:
57-55-6
Molecular Weight:
76.09
EC Number:
200-338-0
UNSPSC Code:
12352001
PubChem Substance ID:
329752721
Beilstein/REAXYS Number:
1340498
MDL number:
MFCD00064272
Assay:
≥99.0%
Grade:
SAJ first grade
Bp:
187 °C (lit.)
Vapor pressure:
0.08 mmHg ( 20 °C)

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InChI key

DNIAPMSPPWPWGF-UHFFFAOYSA-N

InChI

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

SMILES string

CC(O)CO

grade

SAJ first grade

vapor density

2.62 (vs air)

vapor pressure

0.08 mmHg ( 20 °C)

assay

≥99.0%

form

viscous liquid

autoignition temp.

779 °F

expl. lim.

12.5 %

availability

available only in Japan

dilution

(for analytical testing)

refractive index

n20/D 1.432 (lit.)

bp

187 °C (lit.)

mp

−60 °C (lit.)

density

1.036 g/mL at 25 °C (lit.)

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Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

217.4 °F - closed cup

flash_point_c

103 °C - closed cup

ppe

Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
A0458
A5338
A2291
A6147
A3031

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Gai Ling Li et al.
Journal of controlled release : official journal of the Controlled Release Society, 84(1-2), 49-57 (2002-10-26)
To achieve a therapeutical effect of the anti-Parkinson's drug R-apomorphine via iontophoresis delivery, enhancement strategies in vitro were explored using three structurally related enhancers, lauric acid (LA), dodecyltrimethylammonium bromide (DTAB) and Laureth-3 oxyethylene ether (C(12)EO(3)). Human stratum corneum and shed
R S Rajasenan et al.
Toxicology and applied pharmacology, 135(1), 89-99 (1995-11-01)
Engrafting components of human immune systems in severe combined immunodeficient (SCID) mice has been utilized to investigate the pathogenesis of several human autoimmune diseases and may provide a model for studying idiosyncratic drug toxicity. The purpose of this investigation was
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
J O Funk et al.
Contact dermatitis, 31(4), 236-241 (1994-10-01)
Evaluation of dermatitis associated with propylene glycol application or ingestion remains a challenge. The research dealing with skin reactions to propylene glycol is revisited and new aspects for future research are outlined. Based on literature review and our own observations
C Fernandez et al.
Journal of pharmaceutical and biomedical analysis, 24(1), 155-165 (2000-12-07)
The aim of this study was to determine the skin penetration of benzophenone-3 in vitro and in vivo in order to investigate a possible influence of formulation. Six different vehicles, three solvents and three different emulsion types were evaluated in
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