Cas no 31566-31-1 (Glycerol Monostearate)

Glycerol Monostearate (GMS) is a monoglyceride commonly used as an emulsifier, stabilizer, and thickening agent in food, pharmaceutical, and cosmetic applications. Chemically, it consists of glycerol esterified with stearic acid, resulting in amphiphilic properties that enhance oil-water interactions. Its key advantages include improving texture and shelf stability in baked goods, dairy products, and margarine. In pharmaceuticals, GMS acts as a tablet binder or coating agent, while in cosmetics, it contributes to emulsion consistency and moisturization. The compound is generally recognized as safe (GRAS) and exhibits high compatibility with other ingredients, making it a versatile additive in industrial formulations.
Glycerol Monostearate structure
Glycerol Monostearate structure
Product Name:Glycerol Monostearate
CAS No:31566-31-1
MF:C21H42O4
MW:358.555787563324
MDL:MFCD00036186
CID:53771
PubChem ID:24699
Update Time:2025-07-15

Glycerol Monostearate Chemical and Physical Properties

Names and Identifiers

    • Glycerol Monostearate
    • Glyceryl Monostearate
    • Monostearin
    • Glycerol Monostearate, purified
    • MONO- AND DIGLYCERIDES OF FATTY ACIDS
    • 2,3-Dihydroxypropyl octadecanoate
    • GMS
    • Glyceryl Mono-and Distearate
    • Glycerylmonostearate
    • Celinhol - A
    • Glycerol .alpha.-sterate
    • Unimate GMS
    • Witconol MST
    • EINECS 204-664-4
    • 258491E1RZ
    • EMUL P.7
    • Cithrol gms 0400
    • Stearic acid .alpha.-monoglyceride
    • MG(18:0/0:0/0:0)[rac]
    • Eastman 600
    • DTXCID909160
    • Glycerin 1-stearate
    • Witconol MS
    • Glycerol .alpha.-monostearate
    • 1,2,3-Propanetriol monooctadecanoate
    • Drewmulse TP
    • 11099-07-3
    • Geleol mono and diglycerides
    • Glycerol 1-stearate
    • 1-MONOSTEARIN
    • Kessco 40
    • Cutina gms
    • Cerasynt WM
    • Cyclochem GMS
    • Tegin 55G
    • Q-201168
    • 1-Monooctadecanoyl-rac-glycerol
    • Dermagine
    • Cremophor gmsk
    • Estol 603
    • Cerasynt-sd
    • SCHEMBL4488
    • Drewmulse V
    • rac-glyceryl monostearate
    • Myvaplex 600
    • 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
    • GLYCERYL MONOSTEARATE (II)
    • glycerol 1-octadecanoate
    • Tegin 515
    • NSC-3875
    • Q5572563
    • DSSTox_GSID_29304
    • 1-octadecanoyl-rac-glycerol
    • SBI-0654053.0001
    • DTXSID7027968
    • 83138-62-9
    • Stearic acid alpha-monoglyceride
    • Aldo MS
    • Glycerol alpha-monostearate
    • Atmul 67
    • NSC 3875
    • LMGL01010003
    • Monostearate (glyceride)
    • 123-94-4
    • AKOS015901589
    • 230OU9XXE4
    • Sedetine
    • CAS-11099-07-3
    • UNII-258491E1RZ
    • Glycerol monostearate 40-55
    • NCGC00255004-01
    • SR-01000944874
    • CHEBI:75557
    • rac-Glycerol 1-stearate
    • Stearic acid, monoester with glycerol
    • 2,3-Dihydroxypropyl stearate
    • Armostat 801
    • 1-Stearoyl-rac-glycerol
    • SR-01000944874-1
    • 2,3-Dihydroxypropyl stearate #
    • 1ST2017-100
    • Grocor 6000
    • FEMA No. 2527
    • DSSTox_RID_78757
    • Admul
    • Glyceryl monostearate [JAN:NF]
    • Glyceryl monostearate (JP17/NF)
    • 1-octadecanoylglycerol
    • Octadecanoic acid, 2.3-dihydroxypropyl ester
    • Cerasynt SD
    • Glycerin 1-monostearate
    • 1-Stearoyl-rac-glycerol Solution in Toluene, 100mug/mL
    • C21H42O4
    • Citomulgan M
    • GLYCERYL MONOSTEARATE 40-50
    • Glycerides, C16-18 mono-
    • 85666-92-8
    • Tox21_202573
    • Aldo-28
    • Sorbon mg-100
    • BS-50505
    • Arlacel 165
    • Octadecanoic acid, 2,3-dihydroxypropyl ester, (+/-)-
    • Atmul 124
    • ()-2,3-Dihydroxypropyl octadecanoate; 1-Glyceryl stearate; 1-Monooctadecanoylglycerol; 1-Monostearin
    • GLYCERYL STEARATE (II)
    • DB11250
    • Orbon
    • Emcol MSK
    • (+-)-2,3-dihydroxypropyl octadecanoate
    • Aldo 33
    • (+-)-1-monostearoylglycerol
    • MAG 18:0
    • Octadecanoic acid, 2,3-dihydroxypropyl ester
    • EINECS 238-880-5
    • (1)-2,3-Dihydroxypropyl stearate
    • 3-Stearoyloxy-1,2-propanediol
    • Glycerin monostearate
    • Atmos 150
    • Celinhol-A
    • (+-)-1-octadecanoylglycerol
    • Glyceryl stearate
    • Stearic monoglyceride
    • Arlacel 169
    • NS00006688
    • DSSTox_CID_9160
    • W-110285
    • Stearin, 1-mono-
    • CHEBI:75555
    • Tox21_301104
    • Cerasynt SE
    • Cerasynt 1000-D
    • Glyceryl 1-monostearate
    • 1-Stearoyl-rac-glycerol (90%)
    • 1-Stearoyl-rac-glycerol (90per cent)
    • (+-)-glyceryl monostearate
    • Aldo HMS
    • Octadecanoic acid, monoester with 1,2,3-propanetriol
    • Aldo MSD
    • Lonzest gms
    • Monoglyceryl stearate
    • EC 250-705-4
    • F71433
    • rac-1-monostearoylglycerol
    • Aldo-72
    • Abracol S.L.G.
    • 1ST2017
    • Tox21_112160
    • (+-)-1-stearoylglycerol
    • USAF KE-7
    • Glyceryl 1-octadecanoate
    • 1-Stearoyl-rac-glycerol, >=99%
    • Drumulse AA
    • Grocor 5500
    • (+/-)-2,3-DIHYDROXYPROPYL OCTADECANOATE
    • Monoglycerides, c16-18
    • NCGC00164529-03
    • Ogeen M
    • Emerest 2407
    • NCGC00164529-01
    • Lipo GMS 600
    • Imwitor 491
    • Imwitor 191
    • Starfol GMS 600
    • rac-octadecanoylglycerol
    • Atmul 84
    • Lipo GMS 410
    • Octadecanoic acid, ester with 1,2,3-propanetriol
    • Glycerol 1-monostearate
    • A903419
    • 1-Glyceryl stearate
    • 1-O-stearoylglycerol
    • Glyceryl monopalmitostearate
    • EINECS 250-705-4
    • MG 18:0
    • NCGC00164529-04
    • 31566-31-1
    • NCGC00164529-02
    • alpha-Monostearin
    • Tegin
    • Stearoylglycerol
    • Ogeen GRB
    • (+/-)-2,3-Dihydroxypropyl octadecanoate; 1-Glyceryl stearate; 1-Monooctadecanoylglycerol; 1-Monostearin
    • UNII-230OU9XXE4
    • S-7950
    • Sandin EU
    • Stearic acid 1-monoglyceride
    • Monelgin
    • Ogeen MAV
    • Imwitor 900K
    • Aldo MSLG
    • Starfol GMS 450
    • Emcol CA
    • EINECS 245-121-1
    • Lipo GMS 450
    • Glycerol stearate, pure
    • Ogeen 515
    • NCGC00260122-01
    • MFCD00036186
    • Glyceryl monooctadecanoate
    • glycerol stearate
    • G0085
    • (R)-2,3-Dihydroxypropyl stearate
    • Stearin, mono-
    • Hodag GMS
    • 22610-63-5
    • AI3-00966
    • Aldo 75
    • Protachem GMS
    • DTXSID7029160
    • CAS-123-94-4
    • Octadecanoic acid,3-dihydroxypropyl ester
    • 1-MONOSTEAROYL-rac-GLYCEROL
    • Emerest 2401
    • Nikkol mgs-a
    • rac-2,3-dihydroxypropyl octadecanoate
    • Starfol GMS 900
    • NSC3875
    • Tox21_112160_1
    • 1-Monostearoylglycerol
    • EC 293-208-8
    • D01947
    • Tegin 503
    • 1,2,3-Propanetriol 1-octadecanoyl ester
    • BRD-A31454688-001-01-6
    • Glyceryl stearates
    • GLYCERYL 1-STEARATE
    • .alpha.-Monostearin
    • Glyceroli monostearas
    • Cerasynt S
    • Octadecanoic acid, 2,3-dihydroxypropyl ester, (A+/-)-
    • EINECS 293-208-8
    • 1-Monooctadecanoylglycerol
    • CHEMBL255696
    • Arlacel 161
    • MONOSTEARIN (L)
    • Cefatin
    • MDL: MFCD00036186
    • Inchi: 1S/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,2-19H2,1H3
    • InChI Key: VBICKXHEKHSIBG-UHFFFAOYSA-N
    • SMILES: O(CC(CO)O)C(CCCCCCCCCCCCCCCCC)=O

Computed Properties

  • Exact Mass: 358.30800
  • Monoisotopic Mass: 358.308
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 25
  • Rotatable Bond Count: 20
  • Complexity: 281
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 1
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • XLogP3: 7.4
  • Topological Polar Surface Area: 66.8

Experimental Properties

  • Color/Form: White to light milky waxy solid with pungent and pleasant fat smell, non-toxic and combustible.
  • Density: 0.9700
  • Melting Point: 55-60 oC
  • Boiling Point: 410.96°C (rough estimate)
  • Flash Point: 151.9oC
  • Refractive Index: 1.4400 (estimate)
  • Water Partition Coefficient: Soluble in hot organic solvents.Soluble in hot water. Slightly soluble in ethanol. Insoluble in aliphatic solvents.
  • PSA: 66.76000
  • LogP: 5.14430
  • Merck: 14,4489
  • Solubility: It is almost insoluble in water and alcohol, can be dispersed in hot water, and is very soluble in hot alcohols, petroleum, and hydrocarbons.

Glycerol Monostearate Security Information

  • WGK Germany:1
  • TSCA:Yes
  • Storage Condition:-20oC

Glycerol Monostearate Customs Data

  • HS CODE:2915709000
  • Customs Data:

    China Customs Code:

    2915709000

    Overview:

    2915709000. Palmitic acid and its salts and esters\Stearate\ester. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:5.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, Content of stearic acid and palmitic acid

    Summary:

    2915709000. palmitic acid and its salts and esters. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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Glycerol Monostearate Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:31566-31-1)Monostearin
Order Number:LE5195
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 11:47
Price ($):discuss personally
Nantong Boya Environmental Protection Technology Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:31566-31-1)
Order Number:BY0077
Stock Status:in Stock
Quantity:50kg
Purity:99%
Pricing Information Last Updated:Tuesday, 24 September 2024 17:43
Price ($):Inquiry
Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:31566-31-1)Glycerol Monostearate
Order Number:A903419
Stock Status:in Stock
Quantity:5kg
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 12:14
Price ($):270.0
Recommended suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:31566-31-1)Monostearin
LE5195
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
Email
Nantong Boya Environmental Protection Technology Co., Ltd
(CAS:31566-31-1)
BY0077
Purity:99%
Quantity:50kg
Price ($):Inquiry
Email