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109258

Methyl propionate

99%

Synonym(s):

Methyl propanoate, Propionic acid methyl ester

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About This Item

Linear Formula:
CH3CH2COOCH3
CAS Number:
554-12-1
Molecular Weight:
88.11
NACRES:
NA.22
PubChem Substance ID:
24846900
eCl@ss:
39022202
UNSPSC Code:
12352100
EC Number:
209-060-4
MDL number:
MFCD00009306
Beilstein/REAXYS Number:
1737628
Assay:
99%
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vapor density

3 (vs air)

Quality Segment

100

vapor pressure

40 mmHg ( 11 °C), 85.3 mmHg ( 25 °C)

assay

99%

autoignition temp.

876 °F

expl. lim.

13 %

refractive index

n20/D 1.376 (lit.)

bp

79 °C (lit.)

mp

−88 °C (lit.)

solubility

H2O: soluble 16 parts, alcohol: miscible, diethyl ether: miscible

density

0.915 g/mL at 25 °C (lit.)

functional group

ester

SMILES string

CCC(=O)OC

InChI

1S/C4H8O2/c1-3-4(5)6-2/h3H2,1-2H3

InChI key

RJUFJBKOKNCXHH-UHFFFAOYSA-N

General description

Methyl propionate is an efficient solvent for Porcine Pancreatic Lipase (PPL)-catalyzed transesterification reaction of various diols. It is commonly used in organic synthesis. It undergoes vapour-phase aldol condensation with formaldehyde to form methyl methacrylate.
Karl Fischer′s pyridine-free single solution is a reagent used for volumetric Karl Fischer titration, designed to determine the water content in various samples. This solution is free of pyridine, making it a safer and more environmentally friendly option compared to traditional Karl Fischer reagents. It ensures rapid titration with consistent and stable results, making it ideal for precise water analysis.

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signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Eye Dam. 1 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

28.4 °F - closed cup

flash_point_c

-2 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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