4-Ethyl-3',3'',5',5''-Tetramethyltriphenyl Phosphate CAS NO 7144-07-2

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CAS No.:7144-07-2

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

4-Ethyl-3',3'',5',5''-Tetramethyltriphenyl Phosphate is a specialized organophosphorus compound with a complex, multi-substituted aromatic structure. This compound matters as a high-performance additive and intermediate, offering unique properties derived from its sterically hindered triphenyl phosphate backbone. It is primarily needed by manufacturers in the polymer and specialty chemical industries seeking advanced flame retardants, plasticizers, or synthetic intermediates for high-value applications.

Application

As a flame retardant additive for engineering plastics and high-temperature polymers.
As a specialty plasticizer in formulations requiring enhanced thermal stability and low volatility.
As a key chemical intermediate in the synthesis of more complex organophosphorus compounds.
In the research and development of advanced material systems, such as liquid crystals or OLED materials.
As a potential lubricant additive or hydraulic fluid component.
For use in analytical chemistry as a reference standard or reagent.

Basic Information

Item	Detail
Product Name	4-Ethyl-3',3'',5',5''-Tetramethyltriphenyl Phosphate
CAS No.	7144-07-2
Molecular Formula	C24H27O4P
Molecular Weight	410.44 g/mol
Synonyms	Tris(4-ethyl-3,5-dimethylphenyl) phosphate; 4-Ethyl-3,5-dimethylphenyl phosphate; Phosphoric acid tris(4-ethyl-3,5-dimethylphenyl) ester; Triphenyl phosphate, 4-ethyl-3',3'',5',5''-tetramethyl-; ETDP; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our production of 4-Ethyl-3',3'',5',5''-Tetramethyltriphenyl Phosphate adheres to a stringent quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet the agreed specifications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment, and we support compliance with global regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases. Recommended storage temperature is 15-25°C. Keep container tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm