CAS 25618-55-7 Polyglycerine - Materials / Alfa Chemistry

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Polyglycerine

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Catalog Number

ACM25618557

CAS Number

25618-55-7

Product Name

Polyglycerine

Structure

Category

Polymers

Synonyms

1,2,3-Propanetriol homopolymer;glycerol homopolymer;Glycerol polymer;polyglycerine;POLYGLYCEROL;DIGLYCERIN;POLYGLYCERIN-3;allkinds,formulaseebelow

Description

Glycerine appears as a colorless to brown colored liquid. Combustible but may require some effort to ignite.;Liquid;DryPowder, Liquid; Liquid; OtherSolid; OtherSolid, Liquid; PelletsLargeCrystals; WetSolid;Clear, colourless hygroscopic syrupy liquid with not more than a slight characteristic odour, which is neither harsh nor disagreeable;Liquid;Liquid;HYGROSCOPIC VISCOUS COLOURLESS LIQUID.;Clear, colorless, odorless, syrupy liquid or solid (below 64°F).;Clear, colorless, odorless, syrupy liquid or solid (below 64°F). [Note: The solid form melts above 64°F but the liquid form freezes at a much lower temperature.]

IUPAC Name

propane-1,2,3-triol

Molecular Weight

92.09g/mol

Molecular Formula

C3H8O3;C3H8O3;CH₂OH-CHOH-CH₂OH;C3H8O3;C3H8O3

Canonical SMILES

C(C(CO)O)O

InChI

InChI=1S/C3H8O3/c4-1-3(6)2-5/h3-6H,1-2H2

InChI Key

PEDCQBHIVMGVHV-UHFFFAOYSA-N

Boiling Point

554 °F at 760 mm Hg (decomposes) (NTP, 1992);290.0 °C;290 °C (decomposes);290 °C;554°F (decomposes);554°F (Decomposes)

Melting Point

64 °F (NTP, 1992);18.2 °C;Mp 17.8 °;18.1 °C;20°C;18 °C;64°F;64°F

Flash Point

320 °F (NTP, 1992);177 °C (Open cup);176 °C c.c.;320°F;320°F

Density

1.261 at 68 °F (USCG, 1999);d1515 1.27;1.2613 g/cu cm at 20 °C;Relative density (water = 1): 1.26;1.26;1.26

Solubility

greater than or equal to 100 mg/mL at 64° F (NTP, 1992);10.86 M;1000 mg/mL at 25 °C;Miscible with ethanol; slightly soluble in ethyl ether; insoluble in benzene, carbon tetrachloride, chloroform, carbon disulfide, petroleum ether;1 part dissolves in 11 parts ethyl acetate, in approx 500 parts ethyl ether. Insoluble in benzene, chloroform, carbon tetrachloride, carbon disulfide, petroleum ether, oils.;SOLUBILITY IN ACETONE: 1 G IN 15 ML;Insoluble in fixed and volatile oils;In water, 5.296X10+6 mg/L at 25 °C;1000.0 mg/mL;Solubility in water: miscible;Miscible

Color/Form

Syrupy, rhombic plates;Clear, colorless syrupy liquid;Clear, colorless, ... syrupy liquid or solid (below 64 degrees F) [Note: The solid form melts above 64 degrees F but the liquid form freezes at a much lower temperature].

Complexity

25.2

Covalently-Bonded Unit Count

EC Number

200-289-5;200-289-5;607-759-2;616-940-5

Exact Mass

92.047344g/mol

Formal Charge

Heat of Vaporization

160 cal/g

Heavy Atom Count

ICSC Number

0624

Log P

-1.76 (LogP);-1.76;log Kow = -1.76;-1.76;-1.76

MeSH Entry Terms

1,2,3-Trihydroxypropane;Glycerin;Glycerine;Glycerol

Monoisotopic Mass

92.047344g/mol

NSC Number

759633;9230

Odor

MILD ODOR;Odorless

Other Experimental

Solidifies after prolonged cooling at 0 °C forming shiny orthorhombic crystals;BP: 263 °C at 400 mm Hg; 240.0 °C at 200 mm Hg; 220.1 °C at 100 mm Hg; 208.0 °C at 60 mm Hg; 182.2 °C at 20 mm Hg; 167.2 °C at 10 mm Hg; 153.8 °C at 5 mm Hg; 125.5 °C at 1.0 mm Hg;Freezing points of aqueous solutions: 10% -1.6 °C; 30% -9.5 °C; 50% -23.0 °C; 66.7% -46.5 °C; 80% -20.3 °C; 90% -1.6 °C;Specific gravities of 95% aqueous solution w/w (USP grade): 1.25270 at 15 °C/15 °C; 1.25075 at 30 °C/20 °C; 1.24910 at 25 °C/25 °C;Specific gravities of 90% aqueous solution w/w (USP grade): 1.23950 at 15 °C/15 °C; 1.23755 at 30 °C/20 °C; 1.23585 at 25 °C/25 °C;Specific gravities of 80% aqueous solution w/w (USP grade): 1.213 at 15 °C/15 °C; 70% solution: 1.185 at 15 °C/15 °C; 60% solution: 1.157 at 15 °C/15 °C; 60% solution: 1.157 at 15 °C/15 °C; 50% solution: 1.129 at 15 °C/15 °C; 20% solution: 1.049 at 15 °C/15 °C; 5% solution: 1.0122 at 15 °C/15 °C;Enthalpy of fusion: 18.3 kJ/mol at 18.1 °C;Heat capacity: 218.9 J/mol K at 25 °C;Enthalpy of Solution: 61.0 kJ/mol at 290 °C;A trihydric (polyhydric) alcohol; hygroscopic; density (anhydrous): 1.2653; density (USP): >1.249 at 25 °C/25 °C; density (dynamite): 1.2620;VP: 0.0025 MM HG AT 50 °C;Henry's Law constant = 1.73X10-8 atm cu-m/mol at 25 °C;Hydroxyl radical reaction rate constant = 1.87X10-11 cu cm/molec-sec at 25 °C (est)

Refractive Index

[n]D/20 between 1,471 and 1,474;n20D 1.4720;Index of refraction: 1.4746 at 20 °C/D;Index of refraction: 1.4758 at 15 °C/D; 1.4746 at 20 °C/D; 1.4730 at 25 °C/D

Rotatable Bond Count

RTECS Number

MA8050000

Stability

Mixtures of glycerin with water, ethanol (95%), and propylene glycol are chemically stable. Glycerin may crystallize if stored at low temperatures; the crystals do not melt until warmed to 20 °C.;Stability During Transport: Stable

UNII

PDC6A3C0OX

Vapor Density

3.17 (NTP, 1992) (Relative to Air);3.17 (Air = 1);Relative vapor density (air = 1): 3.2;3.17

Vapor Pressure

0.0025 mm Hg at 122 °F ; 40 mm Hg at 388° F (NTP, 1992);1.68e-04 mmHg;1.68X10-4 mm Hg at 25 °C;Vapor pressure, Pa at 25 °C: 0.01;0.003 mmHg at 122°F;(122°F): 0.003 mmHg

Viscosity

954 CENTIPOISES AT 25 °C; 17 CENTIPOISES AT 25 °C (70% SOLN)

XLogP3

-1.8

MSDS

Download MSDS

COA

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Spec Sheet

Download Spec Sheet

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