Cas no 102-76-1 (Triacetin)

Triacetin is a versatile triester of glycerol with excellent solvency properties for various organic compounds. Its high miscibility and low viscosity facilitate incorporation into formulations, while its chemical stability enables applications in food, pharmaceuticals, and personal care products where moisture retention and sustained release are beneficial characteristics.
Triacetin structure
Triacetin structure
Product Name:Triacetin
CAS No:102-76-1
MF:C9H14O6
MW:218.203863620758
MDL:MFCD00008716
CID:35197
PubChem ID:5541
Update Time:2025-10-23

Triacetin Chemical and Physical Properties

Names and Identifiers

    • Triacetin
    • 1,2,3-PROPANETRIOL TRIACETATE
    • 1,2,3-TRIACETOXYPROPANE
    • 1,2,3-TRIACETYLGLYCEROL
    • FEMA 2007
    • GLYCERIN TRIACETATE
    • GLYCEROL TRIACETATE
    • GLYCERYL TRIACETATE
    • TRIACETIN (C2:0)
    • Triacetyl glycerin
    • 1,2,3-propanedioltriacetate
    • 1,2,3-propanedioltriethanoate
    • 2-(Acetyloxy)-1-[(acetyloxy)methyl]ethyl acetate
    • Acetin, tri-
    • Enzactin
    • femanumber2007
    • Fungacetin
    • Glycerol triacetate tributyrin
    • Glyped
    • Kesscoflex TRA
    • 2,3-diacetyloxypropyl acetate
    • glycerine triacetate
    • Triacetine
    • triacetyl glycerine
    • Vanay
    • tri-aceti
    • Triaeetin
    • triacetate
    • Triacetylglycerol
    • Kodaflex triacetin
    • 1,2,3-Propanetriol, triacetate
    • Triacetinum
    • Triacetina
    • propane-1,2,3-triyl triacetate
    • Triacetyl glycerol
    • 1,2,3-Propanetriyl triacetate
    • Triacetin [INN]
    • 1,2,3-Propanetriol, 1,2,3-triacetate
    • FEMA Num
    • HSDB 585
    • LMGL03012615
    • CCG-39680
    • KBioGR_000823
    • HY-B0896
    • EINECS 203-051-9
    • Glyceryl triacetate, >=99.0% (GC)
    • LS-13668
    • KBioSS_001361
    • TRIACETIN (USP MONOGRAPH)
    • Glyceryl triacetate Solution in Acetone, 1000mug/mL
    • TRIACETIN [II]
    • Triacetin, United States Pharmacopeia (USP) Reference Standard
    • FEMA Number 2007
    • NCGC00254207-01
    • NCGC00091612-05
    • 2-(Acetyloxy)-1-[(acetyloxy)methyl]ethyl acetate #
    • DivK1c_000740
    • HMS2232I22
    • NSC 4796
    • Spectrum_000881
    • D00384
    • E1518
    • Triacetin (USP/INN)
    • CAS-102-76-1
    • SMR001224538
    • TRIACETIN [VANDF]
    • TRIACETIN (EP MONOGRAPH)
    • Q83253
    • Triacetyl-glycerol
    • HMS1921G05
    • CCRIS 9355
    • Tox21_111155_1
    • NSC757364
    • 3-Triacetoxypropane
    • Triacetin, >=99%, natural, FG
    • Tox21_111155
    • 1ST2032-1000
    • IDI1_000740
    • SPECTRUM1500585
    • TRIACETIN [USP MONOGRAPH]
    • TRIACETIN (MART.)
    • Triacetin, 99%, FCC, FG
    • HMS2092O09
    • NCGC00091612-02
    • Triacetin, CP
    • KBio2_006497
    • 1,3-bis(acetyloxy)propan-2-yl acetate
    • Triacetin, 8CI, BAN, INN, USAN
    • 1,2,3-triacetyl-glycerol
    • Triacetin, FCC
    • BRD-K92844263-001-09-8
    • CHEBI:9661
    • Triacetina [INN-Spanish]
    • Pharmakon1600-01500585
    • TRIACETIN [FHFI]
    • 1,2,3-triacetyl-sn-glycerol
    • TRIACETIN [WHO-DD]
    • SPBio_000878
    • s4581
    • TRIACETIN [FCC]
    • AI3-00661
    • Ins no.1518
    • TRIACETIN [HSDB]
    • NSC4796
    • Glyceryl triacetate, >=99%
    • Triacetinum (Latin)
    • KBio2_001361
    • SR-05000002079-1
    • AB00052112_06
    • SBI-0051540.P002
    • Tox21_201745
    • NCGC00259294-01
    • CHEMBL1489254
    • KBio3_002116
    • TRIACETIN [EP MONOGRAPH]
    • Triacetin, analytical standard
    • TRIACETIN [MI]
    • MLS002152946
    • MFCD00008716
    • Triacetin [USP:INN:BAN]
    • UNII-XHX3C3X673
    • tri-acetin
    • SCHEMBL3870
    • DA-78597
    • E75962
    • TRIACETIN (II)
    • TRIACETIN [MART.]
    • Enzacetin
    • FEMA No. 2007
    • Blekin
    • DTXSID3026691
    • DTXCID906691
    • EC 203-051-9
    • EN300-19216
    • KBio1_000740
    • Glycerol triacetate (Triacetin)
    • Triacetine [INN-French]
    • NCGC00091612-03
    • NCGC00091612-06
    • NCGC00091612-01
    • 1,3-Propanetriol, triacetate
    • G0086
    • Triacetin, Pharmaceutical Secondary Standard; Certified Reference Material
    • 4-02-00-00253 (Beilstein Handbook Reference)
    • Triacetin (1,2,3-Propanetriol triacetate)
    • Spectrum2_000939
    • NCGC00091612-07
    • SR-05000002079
    • Triacetinum [INN-Latin]
    • Acetin-tri
    • 1,2,3 Propanetriol triacetate
    • Tox21_300111
    • Triacetin, 99%
    • WLN: 1VO1YOV1 & 1OV1
    • TRIACETIN [USP-RS]
    • HMS502E22
    • Triacetin, >=99.5%
    • E-1518
    • AKOS009028851
    • Glyceryltriacetate
    • NSC-4796
    • Acetic, 1,2,3-propanetriyl ester
    • Spectrum4_000362
    • Spectrum3_001368
    • Z104473192
    • TRIACETIN (GLYCEROL TRIACETATE)
    • E 1518
    • TRIACETIN (USP-RS)
    • Fungacet
    • NS00010706
    • Ujostabil
    • NCGC00091612-04
    • Motisil
    • InChI=1/C9H14O6/c1-6(10)13-4-9(15-8(3)12)5-14-7(2)11/h9H,4-5H2,1-3H
    • BSPBio_002896
    • 1,2,3-propanediol triethanoate
    • Spectrum5_001376
    • 1,2,3-Propanetriol triacetate, 9CI
    • Estol 1581
    • 102-76-1
    • 2-(Acetyloxy)-1-((acetyloxy)methyl)ethyl acetate
    • Euzactin
    • 1ST2032
    • BRN 1792353
    • Ins-1518
    • KBio2_003929
    • J-000781
    • Triacetin, USP
    • XHX3C3X673
    • NINDS_000740
    • NSC-757364
    • NCGC00091612-09
    • ENZACTIN (TN)
    • A800614
    • MDL: MFCD00008716
    • Inchi: 1S/C9H14O6/c1-6(10)13-4-9(15-8(3)12)5-14-7(2)11/h9H,4-5H2,1-3H3
    • InChI Key: URAYPUMNDPQOKB-UHFFFAOYSA-N
    • SMILES: CC(OCC(OC(=O)C)COC(=O)C)=O

Computed Properties

  • Exact Mass: 218.07900
  • Monoisotopic Mass: 218.079
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 6
  • Heavy Atom Count: 15
  • Rotatable Bond Count: 8
  • Complexity: 229
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 0.2
  • Topological Polar Surface Area: 78.9

Experimental Properties

  • Color/Form: It is a colorless oily liquid with faint fruit aroma and sweet meat taste, and has a bitter taste at low concentration.
  • Density: 1.16?g/mL?at 25?°C(lit.)
  • Melting Point: 3?°C (lit.)
  • Boiling Point: 258?°C(lit.)
  • Flash Point: Fahrenheit: 280.4 ° f
    Celsius: 138 ° c
  • Refractive Index: n25/D 1.429-1.431(lit.)
  • Water Partition Coefficient: 64.0 g/L (20 oC)
  • Stability/Shelf Life: Stable. Incompatible with strong oxidizing agents. Combustible.
  • PSA: 78.90000
  • LogP: 0.04430
  • Sensitiveness: Sensitive to humidity
  • Merck: 9589
  • FEMA: 2007
  • Solubility: Soluble in alcohol, ether, benzene, chloroform and castor oil, but insoluble in linseed oil. It can dissolve nitrocellulose, cellulose acetate, acrylic resin, polyvinyl acetate, etc. It can also dissolve natural rosin to a certain extent, but it is not miscible with PVC, polystyrene and chlorinated rubber.

Triacetin Security Information

  • Prompt:warning
  • Hazard Statement: H303
  • Warning Statement: P312
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:1
  • Hazard Category Code: S24/25:Prevent skin and eye contact.
  • Safety Instruction: S23-S24/25
  • RTECS:AK3675000
  • Safety Term:S24/25
  • TSCA:Yes
  • Toxicity:LD50 i.v. in mice: 1600 ±81 mg/kg (Wretlind)
  • Explosive Limit:1.05%, 189°F
  • Storage Condition:Pure form -20°C 3 years ? 4°C 2 years In solvent -80°C 6 months ? -20°C 1 month

Triacetin Customs Data

  • HS CODE:2915390090
  • Customs Data:

    China Customs Code:

    2915390090

    Overview:

    2915390090. Other acetate esters. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:AB(Customs clearance form for Inbound Goods,Customs clearance form for outbound goods). MFN tariff:5.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Regulatory conditions:

    A.Customs clearance form for Inbound Goods
    B.Customs clearance form for outbound goods

    Inspection and quarantine category:

    R.Sanitary supervision and inspection of imported food
    S.Sanitary supervision and inspection of exported food
    M.Import commodity inspection
    N.Export commodity inspection

    Summary:

    2915390090. esters of acetic acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:5.5%. General tariff:30.0%

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Triacetin Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
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(CAS:102-76-1)Triacetin
Order Number:LE4259;LE19283;LE5871347
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 11:45
Price ($):discuss personally
Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:102-76-1)Triacetin
Order Number:sfd16907
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:37
Price ($):discuss personally

Triacetin Spectrogram

1H NMR 300 MHz DMSO
1H NMR
13C NMR
13C NMR

Triacetin Related Literature

Additional information on Triacetin

Triacetin (CAS No. 102-76-1): Chemical Profile and Emerging Applications

Triacetin, chemically known as 1,2,3-triacetoxymethane, is a derivative of glycerol with the molecular formula C?H??O?. Its CAS number 102-76-1 uniquely identifies it in the chemical industry and research communities. This compound is a white, crystalline solid with a high solubility in water and organic solvents, making it a versatile additive in various industrial and pharmaceutical applications.

The structural properties of Triacetin make it an excellent solvent and stabilizer. Its three acetate groups contribute to its stability and reactivity, enabling its use in a wide range of chemical processes. In recent years, Triacetin has gained significant attention in the field of pharmaceuticals due to its potential as a drug excipient and its role in drug delivery systems.

One of the most notable applications of Triacetin is in the development of oral and topical formulations. Its ability to enhance drug solubility and stability has made it a preferred choice for formulating APIs (Active Pharmaceutical Ingredients). For instance, studies have shown that Triacetin can improve the bioavailability of poorly soluble drugs when used as a co-solvent in oral formulations. This property is particularly valuable in enhancing therapeutic efficacy while minimizing dosing frequency.

Recent research has also explored the use of Triacetin in controlled-release drug delivery systems. Its hygroscopic nature allows it to be incorporated into matrices that can modulate drug release profiles. This has been particularly useful in developing sustained-release formulations for chronic conditions, where consistent drug levels are crucial for optimal patient outcomes. The incorporation of Triacetin into hydrogels and other polymeric matrices has shown promise in extending the duration of action for various therapeutic agents.

Beyond pharmaceutical applications, Triacetin has found utility in the food industry as a sweetener and preservative. Its high sweetness level, comparable to sucrose but without calories, makes it an attractive alternative for sugar-reduced products. Additionally, its antimicrobial properties contribute to extending shelf life by inhibiting the growth of bacteria and fungi. This dual functionality has led to its inclusion in a variety of food products, including beverages, confections, and baked goods.

In the realm of cosmetics, Triacetin is valued for its moisturizing and emollient properties. It is commonly found in skincare formulations due to its ability to hydrate the skin without leaving a greasy residue. Its compatibility with other cosmetic ingredients makes it an ideal component in creams, lotions, and serums. Furthermore, its stabilizing effects help maintain the integrity of active cosmetic ingredients over time.

The chemical industry also leverages Triacetin as an intermediate in synthesizing other compounds. Its reactive acetate groups allow for further functionalization via esterification, hydrolysis, or condensation reactions. These transformations enable the production of specialized chemicals used in coatings, adhesives, and specialty polymers. The versatility of Triacetin as a building block underscores its importance in synthetic chemistry.

Environmental considerations have also driven research into sustainable applications of Triacetin. As a biodegradable compound derived from renewable resources like glycerol (which itself is often a byproduct of biodiesel production), Triacetin offers an eco-friendly alternative to synthetic solvents. Efforts are ongoing to optimize processes for its large-scale production while minimizing environmental impact.

Future directions for research on Triacetin include exploring its potential in nanomedicine and advanced material science. Preliminary studies suggest that it could be used to functionalize nanoparticles for targeted drug delivery or to enhance the performance of hydrogels used in tissue engineering. These applications highlight the broad spectrum of possibilities opened by understanding and utilizing the unique properties of Triacetin.

In conclusion, Triacetin (CAS No. 102-76-1) is a multifaceted compound with diverse applications across pharmaceuticals, food science, cosmetics, and industrial chemistry. Its structural features enable innovative solutions in drug delivery systems while offering benefits such as enhanced bioavailability and antimicrobial properties. As research continues to uncover new uses for this versatile chemical, its significance is expected to grow further.

Recommended suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:102-76-1)Triacetin
LE4259;LE19283;LE5871347
Purity:99%/99%/99%
Quantity:25KG,200KG,1000KG/25KG,200KG,1000KG/25KG,200KG,1000KG
Price ($):Inquiry/Inquiry/Inquiry
Email
Suzhou Senfeida Chemical Co., Ltd
(CAS:102-76-1)Triacetin
sfd16907
Purity:99.9%
Quantity:200kg
Price ($):Inquiry
Email