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Dimethoxymethane

Catalog Number
ACMA00017347
Product Name
Dimethoxymethane
Category
Polymers
Description
Methylal appears as a clear colorless liquid with a chloroform-like odor. Flash point 0°F. Boiling point 42.3°C. Density 0.864 g / cm³ at 68°F (20°C). Vapors heavier than air.;Liquid;VERY VOLATILE COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR.;Colorless liquid with a chloroform-like odor.;Colorless liquid with a chloroform-like odor.
IUPAC Name
dimethoxymethane
Molecular Weight
76.09g/mol
Molecular Formula
C3H8O2;CH2-(OCH3)2;C3H8O2
Canonical SMILES
COCOC
InChI
InChI=1S/C3H8O2/c1-4-3-5-2/h3H2,1-2H3
InChI Key
NKDDWNXOKDWJAK-UHFFFAOYSA-N
Boiling Point
108 °F at 760 mm Hg (USCG, 1999);42.0 °C;41.6 °C @ 760 MM HG;42 °C;111°F;111°F
Melting Point
-157 °F (USCG, 1999);-104.8 °C;-105 °C;-105 °C;-157°F;-157°F
Flash Point
0 °F (USCG, 1999);-26 °F (-32 °C) (OPEN CUP);-31 °C c.c.;-26°F (open cup);(oc) -26°F
Density
0.861 at 68 °F (USCG, 1999);0.8593 @ 20 °C/4 °C;0.86 g/cm³;Relative density of the vapour/air-mixture at 20 °C (air = 1): 1.7;0.86;0.86
Solubility
33 % (NIOSH, 2016);MISCIBLE WITH ALCOHOL, ETHER, OILS; SOL IN 3 PARTS WATER;SOL IN ALL ACETONE, AND BENZENE;Water solubility: 330,000 mg/l;Solubility in water, g/100ml at 20 °C: 28.5 (good);33%
Color/Form
COLORLESS, CLEAR LIQUID;Colorless solid.
Complexity
12.4
Covalently-Bonded Unit Count
1
EC Number
203-714-2
Exact Mass
76.052429g/mol
Formal Charge
0
Heat of Vaporization
161.5 BTU/LB= 89.8 CAL/G= 3.76X10+5 JL/KG
Heavy Atom Count
5
ICSC Number
1152
Log P
0.0 (LogP);log Kow= 0.0;0.18
MeSH Entry Terms
dimethoxymethane;methylal
Monoisotopic Mass
76.052429g/mol
Odor
CHLOROFORM ODOR;Chloroform-like odor.
Other Experimental
HYDROLYZE READILY IN PRESENCE OF ACIDS TO GENERATE ALDEHYDES /KETALS/;Sat conc 1,367 g/cu m @ 20 °C;Ratio of specific heats of vapor (gas)= 1.0888;Henry's Law constant= 1.63X10-4 atm-cu m/mole (calc).
Refractive Index
INDEX OF REFRACTION: 1.3589 AT 18 °C/D;INDEX OF REFRACTION: 1.3513 @ 20 °C/D
Rotatable Bond Count
2
RTECS Number
PA8750000
Stability
STABLE UNDER NEUTRAL OR ALKALINE CONDITIONS /KETALS/
UNII
7H1M4G2NUE
UN Number
1234;1234;1234;1234;1234
Vapor Density
2.6 (USCG, 1999) (Relative to Air);2.6 (AIR= 1);Relative vapor density (air = 1): 2.6;2.6
Vapor Pressure
337.08 mm Hg at 70 °F (USCG, 1999);397.47 mmHg;400 MM HG AT 25 °C;Vapor pressure, kPa at 20 °C: 42.6;330 mmHg;330 mmHg
XLogP3
0.2
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