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Glyceryl stearate

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Identification
Molecular formula
C21H42O4
CAS number
31566-31-1
IUPAC name
2,3-dihydroxypropyl octadecanoate
State
State

At room temperature, glyceryl stearate is a solid substance. It is often used in its solid form for cosmetic and pharmaceutical applications.

Melting point (Celsius)
60.00
Melting point (Kelvin)
333.15
Boiling point (Celsius)
207.00
Boiling point (Kelvin)
480.15
General information
Molecular weight
358.57g/mol
Molar mass
358.5670g/mol
Density
0.9710g/cm3
Appearence

Glyceryl stearate is a white or cream-colored waxy solid that is typically available in a flaky form or small beads. It has a faint odor and is often used as an emulsifier in various cosmetic and personal care formulations.

Comment on solubility

Solubility of 2,3-Dihydroxypropyl Octadecanoate

2,3-Dihydroxypropyl octadecanoate, a glycerol ester derived from the fatty acid octadecanoic acid, displays interesting solubility characteristics that are influenced by its unique chemical structure.

General Solubility Considerations

In terms of solubility, a few key factors come into play:

  • Hydrophobic vs. Hydrophilic Characteristics: The long hydrocarbon chain of octadecanoate imparts considerable hydrophobic properties, which can limit solubility in polar solvents like water.
  • Presence of Hydroxy Groups: The two hydroxyl (–OH) groups in its structure render it more soluble in polar solvents compared to straight-chain fatty acids devoid of such functional groups.
  • Temperature Dependence: Solubility may also be influenced by temperature, with increased temperatures typically enhancing solubility in organic solvents.

Solubility Profile

In practice, you can expect:

  • Greater solubility in organic solvents such as ethanol, methanol, and acetone.
  • Limited solubility in water, stemming from the dominance of the hydrophobic fatty acid portion over the hydrophilic –OH groups.

In summary, while 2,3-dihydroxypropyl octadecanoate shows some capacity for solubility in various organic solvents due to its hydroxyl groups, its overall solubility in water remains constrained due to the predominant hydrophobic character of its long hydrocarbon tail.

Interesting facts

Interesting Facts about 2,3-Dihydroxypropyl Octadecanoate

2,3-Dihydroxypropyl octadecanoate is a fascinating compound that stands out in the realm of chemistry for several reasons. This compound, often derived from natural sources, is commonly utilized in various industrial applications, from cosmetics to food products. Here are some intriguing points about it:

  • Esters are Versatile: As an ester, 2,3-dihydroxypropyl octadecanoate has crucial roles in biochemistry. It acts as a lipid, serving as a structural component of cell membranes, which is essential for cellular integrity.
  • Source of Fatty Acids: The octadecanoate chain corresponds to stearic acid, a common saturated fatty acid, indicating its significance in the synthesis of other important lipids.
  • Cosmetic Applications: Due to its emollient properties, this compound is often found in beauty products, providing moisturizing effects that enhance skin feel and hydration.
  • Biodegradability: Environmentally, the compound is preferable since its structure allows for natural degradation, making it a sustainable choice in product formulation.
  • Biocompatibility: This compound is generally regarded as safe in many applications, particularly in food and personal care products, due to its low toxicity.

As a student of chemistry, one should appreciate how structures like that of 2,3-dihydroxypropyl octadecanoate serve as an intersection of biology, industry, and environmental sustainability. Embracing such compounds opens the door to innovative uses and sustainable practices in both chemistry and product development.

In conclusion, the study of compounds like 2,3-dihydroxypropyl octadecanoate invites enthusiasm not just for their chemical characteristics but also for their substantial impact on everyday life and the environment.

Synonyms
Glyceryl monostearate
GLYCEROL MONOSTEARATE
Tegin
Glycerin 1-monostearate
Stearin, 1-mono-
Stearic acid 1-monoglyceride
1-Glyceryl stearate
Glycerin 1-stearate
Sandin EU
Aldo MSD
Aldo MSLG
Glyceryl 1-monostearate
Stearoylglycerol
alpha-Monostearin
Tegin 55G
Emerest 2407
Aldo 33
Aldo 75
Glycerin monostearate
3-Stearoyloxy-1,2-propanediol
Cerasynt SD
Monoglyceryl stearate
Glycerol alpha-monostearate
Cefatin
Dermagine
Monelgin
Sedetine
Admul
Orbon
Citomulgan M
Drewmulse V
Cerasynt S
Drewmulse TP
Tegin 515
Cerasynt SE
Cerasynt WM
Cyclochem GMS
Drumulse AA
Protachem GMS
Witconol MS
Witconol MST
FEMA No. 2527
Monostearate (glyceride)
Stearin, mono-
Unimate GMS
Glyceryl monooctadecanoate
Ogeen M
Emcol CA
Emcol MSK
Hodag GMS
Ogeen GRB
Ogeen MAV
Aldo MS
Aldo HMS
Armostat 801
Kessco 40
Stearic monoglyceride
Abracol S.L.G.
Arlacel 161
Arlacel 169
Imwitor 191
Imwitor 900K
NSC 3875
Atmul 67
Atmul 84
Starfol GMS 450
Starfol GMS 600
Starfol GMS 900
Cerasynt 1000-D
Emerest 2401
Aldo-28
Aldo-72
Atmos 150
Atmul 124
Estol 603
Ogeen 515
Tegin 503
Grocor 5500
Grocor 6000
Glycerol stearate, pure
Stearic acid alpha-monoglyceride
Cremophor gmsk
Glyceryl 1-octadecanoate
Cerasynt-sd
Lonzest gms
Cutina gms
Lipo GMS 410
Lipo GMS 450
Lipo GMS 600
glycerol stearate
Nikkol mgs-a
Glyceryl monopalmitostearate
USAF KE-7
EMUL P.7
EINECS 204-664-4
EINECS 245-121-1
Stearic acid, monoester with glycerol
Glyceroli monostearas
Imwitor 491
Sorbon mg-100
Cithrol gms 0400
UNII-258491E1RZ
(1)-2,3-Dihydroxypropyl stearate
NSC-3875
1-Monooctadecanoylglycerol
EINECS 250-705-4
1,2,3-Propanetriol monooctadecanoate
GLYCERYL 1-STEARATE
AI3-00966
EC 250-705-4
GLYCERYL MONOSTEARATE 40-50
UNII-230OU9XXE4
Celinhol-A
GLYCERYL STEARATE (II)
230OU9XXE4
DTXSID7027968
GLYCERYL MONOSTEARATE (II)
EINECS 293-208-8
(+-)-2,3-dihydroxypropyl octadecanoate
EC 293-208-8
123-94-4
Monostearin
31566-31-1
Glyceryl stearate
1-Stearoyl-rac-glycerol
2,3-dihydroxypropyl octadecanoate
1-MONOSTEARIN
Glycerol 1-monostearate
Glycerol 1-stearate
1-Monostearoylglycerol
Octadecanoic acid, 2,3-dihydroxypropyl ester
11099-07-3
Arlacel 165
.alpha.-Monostearin
Glyceryl stearates
Octadecanoic acid, ester with 1,2,3-propanetriol
2,3-Dihydroxypropyl stearate
Glycerol monostearate, purified
1-MONOSTEAROYL-rac-GLYCEROL
1-octadecanoyl-rac-glycerol
22610-63-5
Glycerol .alpha.-monostearate
NSC3875
1-Stearoyl-rac-glycerol (90%)
Stearic acid .alpha.-monoglyceride
MONOSTEARIN (L)
MG(18:0/0:0/0:0)[rac]
85666-92-8
DTXSID7029160
CHEBI:75555
MFCD00036186
Octadecanoic acid, monoester with 1,2,3-propanetriol
258491E1RZ
1-Stearoyl-rac-glycerol (90per cent)
NCGC00164529-01
DTXCID909160
(R)-2,3-Dihydroxypropyl stearate
Celinhol - A
CAS-123-94-4
Myvaplex 600
rac-Glycerol 1-stearate
C21H42O4
1-Monooctadecanoyl-rac-glycerol
Glyceryl monostearate [JAN:NF]
MG 18:0
(+/-)-2,3-Dihydroxypropyl octadecanoate; 1-Glyceryl stearate; 1-Monooctadecanoylglycerol; 1-Monostearin
Eastman 600
1-O-stearoylglycerol
1-octadecanoylglycerol
rac-octadecanoylglycerol
glycerol 1-octadecanoate
rac-glyceryl monostearate
Glycerol .alpha.-sterate
rac-1-monostearoylglycerol
DSSTox_CID_9160
Monoglycerides, c16-18
(+-)-1-stearoylglycerol
SCHEMBL4488
(+-)-glyceryl monostearate
Geleol mono and diglycerides
DSSTox_RID_78757
DSSTox_GSID_29304
(+-)-1-monostearoylglycerol
(+-)-1-octadecanoylglycerol
Glycerides, C16-18 mono-
Glycerol monostearate 40-55
CHEMBL255696
2,3-Dihydroxypropyl stearate #
CHEBI:75557
MSK2017
Glyceryl monostearate (JP17/NF)
1-Stearoyl-rac-glycerol, >=99%
HY-Y1039
MAG 18:0
EINECS 238-880-5
Tox21_112160
Tox21_202573
Tox21_301104
LMGL01010003
rac-2,3-dihydroxypropyl octadecanoate
AKOS015901589
Tox21_112160_1
1ST2017
DB11250
FG32028
FS27876
MSK2017-100
NCGC00164529-02
NCGC00164529-03
NCGC00164529-04
NCGC00255004-01
NCGC00260122-01
Octadecanoic acid,3-dihydroxypropyl ester
1,2,3-Propanetriol 1-octadecanoyl ester
BS-50505
FG174814
CAS-11099-07-3
HY-151226
G0085
NS00006688
Octadecanoic acid, 2.3-dihydroxypropyl ester
1ST2017-100
D01947
F71433
SBI-0654053.0001
(+/-)-2,3-DIHYDROXYPROPYL OCTADECANOATE
A903419
SR-01000944874
Q5572563
SR-01000944874-1
BRD-A31454688-001-01-6
1-Stearoyl-rac-glycerol Solution in Toluene, 100?g/mL
1-Stearoyl-rac-glycerol Solution in Toluene, 100mug/mL
Octadecanoic acid, 2,3-dihydroxypropyl ester, (+/-)-
Octadecanoic acid, 2,3-dihydroxypropyl ester, (A+/-)-
Octadecanoic acid 2,3-dihydroxypropyl ester;Monostearin;Monoglycerides
()-2,3-Dihydroxypropyl octadecanoate; 1-Glyceryl stearate; 1-Monooctadecanoylglycerol; 1-Monostearin
InChI=1/C21H42O4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-21(24)25-19-20(23)18-22/h20,22-23H,2-19H2,1H