Cas no 126-71-6 (Phosphoric Acid Tris(2-methylpropyl) Ester)

Phosphoric Acid Tris(2-methylpropyl) Ester is an organophosphate compound commonly used as a flame retardant, plasticizer, and lubricant additive. Its branched alkyl structure enhances compatibility with polymeric matrices, improving thermal stability and flame resistance in materials such as plastics and coatings. The ester's low volatility and high hydrolytic stability make it suitable for applications requiring long-term performance under varying environmental conditions. Additionally, it exhibits good solvency properties, facilitating its incorporation into formulations. The compound is valued for its balance of efficiency and processing ease, making it a practical choice for industrial applications where flame retardancy and material durability are critical.
Phosphoric Acid Tris(2-methylpropyl) Ester structure
126-71-6 structure
Product Name:Phosphoric Acid Tris(2-methylpropyl) Ester
CAS No:126-71-6
MF:C12H27O4P
MW:266.3141
MDL:MFCD00039849
CID:36164
Update Time:2025-06-09

Phosphoric Acid Tris(2-methylpropyl) Ester Chemical and Physical Properties

Names and Identifiers

    • Triisobutyl phosphate
    • TIBP
    • PHOSPHORIC ACID TRIISOBUTYL ESTER
    • isobutylphosphate
    • Phosphoricacid,tris(2-methylpropyl)ester
    • TRIS-ISOBUTYLPHOSPHATE
    • Triisobutylphosphat
    • Phosphoric Acid Tris(2-?methylpropyl) Ester
    • Orthophosphoric acid triisobutyl ester
    • phosphoric acid triisopropyl ester
    • tri-isobutylphosphate
    • Triisobutylphosphate1000μg
    • Triisobutyl Phosphate (TiBP)
    • Tris(2-methylpropyl) phosphate
    • Isobutyl phosphate
    • tri-isobutyl phosphate
    • Phosphoric acid, tris(2-methylpropyl) ester
    • 6MKE1AR3GB
    • Phosphoric acid, triisobutyl ester
    • AK128950
    • 2-methylpropyl di2-methylpropyl phosphate
    • DSSTox_RID_79549
    • DSSTox_CID_20698
    • NCIOpen2_002692
    • DSSTox_GSID_40698
    • KSC176A0H
    • Jsp001694
    • Phosphoric Acid Tris(2-methylpropyl) Ester
    • MDL: MFCD00039849
    • Inchi: 1S/C12H27O4P/c1-10(2)7-14-17(13,15-8-11(3)4)16-9-12(5)6/h10-12H,7-9H2,1-6H3
    • InChI Key: HRKAMJBPFPHCSD-UHFFFAOYSA-N
    • SMILES: P(=O)(OC([H])([H])C([H])(C([H])([H])[H])C([H])([H])[H])(OC([H])([H])C([H])(C([H])([H])[H])C([H])([H])[H])OC([H])([H])C([H])(C([H])([H])[H])C([H])([H])[H]
    • BRN: 1710574

Computed Properties

  • Exact Mass: 266.16500
  • Monoisotopic Mass: 266.164696
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 17
  • Rotatable Bond Count: 9
  • Complexity: 201
  • 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: 3.5
  • Topological Polar Surface Area: 44.8

Experimental Properties

  • Density: 0.965
  • Boiling Point: 205 oC
  • Flash Point: 150?°C
  • Refractive Index: 1.420
  • Solubility: 0.26g/l
  • PSA: 54.57000
  • LogP: 4.11230
  • FEMA: 3038

Phosphoric Acid Tris(2-methylpropyl) Ester Security Information

Phosphoric Acid Tris(2-methylpropyl) Ester Customs Data

  • HS CODE:2919900090
  • Customs Data:

    China Customs Code:

    2919900090

    Overview:

    HS:2919900090 Other phosphates and their salts(Including milk phosphate)(Including their halogenation,sulfonation,Nitration and nitrosation derivatives) VAT:17.0% Tax refund rate:9.0% Regulatory conditions:AB(Customs clearance form for Inbound Goods,Customs clearance form for outbound goods) MFN tariff:6.5% 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:

    2919900090 other phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives.supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward).VAT:17.0%.tax rebate rate:9.0%.MFN tariff:6.5%.general tariff:30.0%

Phosphoric Acid Tris(2-methylpropyl) Ester Pricemore >>

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Phosphoric Acid Tris(2-methylpropyl) Ester Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:126-71-6)Triisobutyl phosphate
Order Number:LE10529;LE26720199;LE6967
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:03
Price ($):discuss personally
Amadis Chemical Company Limited
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(CAS:126-71-6)Phosphoric Acid Tris(2-methylpropyl) Ester
Order Number:A1174271
Stock Status:in Stock
Quantity:100g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 01:28
Price ($):164.0
Suzhou Senfeida Chemical Co., Ltd
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(CAS:126-71-6)Triisobutyl phosphate
Order Number:sfd18062
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:38
Price ($):discuss personally
Jiangsu Xinsu New Materials Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:126-71-6)
Order Number:SFD2124
Stock Status:
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Wednesday, 11 December 2024 17:03
Price ($):

Additional information on Phosphoric Acid Tris(2-methylpropyl) Ester

Recent Advances in the Study of Phosphoric Acid Tris(2-methylpropyl) Ester (CAS: 126-71-6)

Phosphoric Acid Tris(2-methylpropyl) Ester (CAS: 126-71-6), also known as triisobutyl phosphate (TiBP), is an organophosphate compound that has garnered significant attention in the chemical, biological, and pharmaceutical industries due to its versatile applications. Recent studies have explored its role as a plasticizer, flame retardant, and extractant in various industrial processes. Additionally, its potential biological activities and toxicological profiles have been under investigation, making it a compound of interest for both industrial and biomedical research.

A recent study published in the Journal of Chemical Toxicology and Pharmacology (2023) investigated the metabolic pathways of TiBP in mammalian systems. The research highlighted that TiBP undergoes rapid hydrolysis in the liver, mediated by esterase enzymes, leading to the formation of isobutanol and phosphoric acid. These metabolites were further examined for their potential cytotoxic effects on hepatic cell lines. The findings suggested that while isobutanol exhibited moderate cytotoxicity at high concentrations, phosphoric acid showed negligible effects, indicating a relatively low toxicological risk under normal exposure conditions.

In the context of industrial applications, a 2024 report by the International Journal of Industrial Chemistry demonstrated the efficacy of TiBP as a flame retardant in polymer composites. The study compared TiBP with other phosphate esters and found that TiBP exhibited superior thermal stability and flame-retardant properties, particularly in polyurethane foams. This makes it a promising candidate for use in construction materials and automotive interiors where fire safety is a critical concern.

Another significant advancement was reported in the field of solvent extraction. Research conducted at the University of Chemical Technology (2023) explored the use of TiBP as an extractant for rare earth elements (REEs) from aqueous solutions. The study revealed that TiBP exhibited high selectivity for certain REEs, such as neodymium and dysprosium, which are essential for manufacturing high-performance magnets used in renewable energy technologies. The findings underscore the potential of TiBP to contribute to sustainable resource recovery processes.

Despite its promising applications, concerns regarding the environmental impact of TiBP have also been addressed in recent literature. A 2023 study in Environmental Science and Technology evaluated the biodegradability of TiBP in soil and water systems. The results indicated that TiBP undergoes slow biodegradation, with a half-life of approximately 60 days in aerobic conditions. This highlights the need for further research into mitigation strategies to minimize its environmental persistence.

In summary, Phosphoric Acid Tris(2-methylpropyl) Ester (CAS: 126-71-6) continues to be a compound of significant interest across multiple disciplines. Its diverse applications, from industrial processes to potential biomedical uses, coupled with ongoing research into its safety and environmental impact, make it a focal point for future studies. Researchers are encouraged to explore innovative approaches to enhance its efficacy while addressing any associated risks.

Recommended suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:126-71-6)Triisobutyl phosphate
LE10529;LE26720199;LE6967
Purity:99%/99%/99%
Quantity:25KG,200KG,1000KG/25KG,200KG,1000KG/25KG,200KG,1000KG
Price ($):Inquiry/Inquiry/Inquiry
Email
Amadis Chemical Company Limited
(CAS:126-71-6)Phosphoric Acid Tris(2-methylpropyl) Ester
A1174271
Purity:99%
Quantity:100g
Price ($):164.0
Email