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119660

Sigma-Aldrich

Tris(2-chloroethyl) phosphate

97%

Synonym(s):

Phosphoric acid tris(2-chloroethyl) ester

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About This Item

Linear Formula:
(ClCH2CH2O)3P(O)
CAS Number:
Molecular Weight:
285.49
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor pressure

<10 mmHg ( 25 °C)

Quality Level

Assay

97%

refractive index

n20/D 1.472 (lit.)

bp

192 °C/10 mmHg (lit.)

solubility

H2O: soluble 7.82 g/L

density

1.39 g/mL at 25 °C (lit.)

SMILES string

ClCCOP(=O)(OCCCl)OCCCl

InChI

1S/C6H12Cl3O4P/c7-1-4-11-14(10,12-5-2-8)13-6-3-9/h1-6H2

InChI key

HQUQLFOMPYWACS-UHFFFAOYSA-N

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General description

Tris(2-chloroethyl) phosphate is used as a flame retardant in plastics, especially inflexible foams used in automobiles and furniture and in rigid foams used for building insulation.

Application

Tris(2-chloroethyl) phosphate was used in dynamic air sampling of airborne organophosphate triesters using a solid-phase microextraction device.

Pictograms

Health hazardExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Repr. 1B

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

449.6 °F - closed cup

Flash Point(C)

232 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

CAS No.

EU REACH Annex XIV (Authorisation List)

CAS No.

Certificates of Analysis (COA)

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H A Tilson et al.
Toxicology and applied pharmacology, 106(2), 254-269 (1990-11-01)
Adult female, Fischer-344 rats were exposed to 275 mg/kg of tris(2-chloroethyl)phosphate (TRCP) by gavage. TRCP produced consistent signs of convulsive activity within 60-90 min after dosing and extensive loss of CAT hippocampal pyramidal cells when examined 7 days after dosing.
H B Matthews et al.
Fundamental and applied toxicology : official journal of the Society of Toxicology, 20(4), 477-485 (1993-05-01)
Previous short-term studies of tris(2-chloroethyl)phosphate (TRCP), a flame retardant used in industrial and consumer products, demonstrated that repeated administration of 350 mg TRCP/kg body wt by oral gavage resulted in necrosis of pyramidal neurons in the CA1 region of the
Thorvald Staaf et al.
Journal of environmental monitoring : JEM, 7(9), 883-887 (2005-08-27)
In this study the occurrence of ten organophosphate triesters in indoor air at 29 different locations was investigated. They were detected at all locations and a total of ten compounds were identified. The predominant compounds were the chlorinated compounds tris(chloroisopropyl)
L T Burka et al.
Drug metabolism and disposition: the biological fate of chemicals, 19(2), 443-447 (1991-03-01)
Tris(2-chloroethyl) phosphate (TRCP), a flame retardant, produces a dose-, sex-, and species-dependent lesion in the hippocampal region of the brain following subchronic oral administration. This lesion is more common and more severe in female F344 rats than in male F344
H B Matthews et al.
Toxicology and industrial health, 6(1), 1-15 (1990-01-01)
Tris(2-chloroethyl)phosphate (TRCP), a flame-retardant plasticizer used in plastics, polymeric foams and synthetic fibers, was studied as part of the National Toxicology Program's class study of phosphate flame-retardants. TRCP was administered at 0, 22, 44, 88, 175 and 350 mg/kg to

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