Henan Tianfu Chemical Co., Ltd.
China
Product Name: Triethyl phosphite
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

122-52-1

122-52-1 structure

Name: Triethyl phosphite
Chemical Name: Triethyl phosphite
CAS Number: 122-52-1
Molecular Formula: C₆H₁₅O₃P
Molecular Weight: 166.155
Catalog: Organic raw materials Inorganic acid ester
Create Date: 2018-04-21 08:00:00
Modify Date: 2026-06-30 11:45:49

Name	Triethyl phosphite
Synonyms	TRIETHYL PHOSPHITE Triethylphosphite Triethyl Phosphite(T TRIETHYL PHOSPHONATE P(EtO)3 Phosphorous acid, triethyl ester Triethyl phosphite 100 μg/mL in Acetonitrile Phosphorous acid triethyl triethoxyphosphine PHOSPHOROUS ACID TRIETHYL ESTER TRIETHYLPHOSPHATE ( MIN ) ADE B EINECS 204-552-5 AURORA KA-1231 Phosphorous Acid Triethyl Ester Ethyl phosphite, (EtO)3P P(EtO)3 P(OEt)3 (C2H5O)3P TriethyPhosphite fosforyntrojetylowy P(OEt)3 triethyl Phosphorous acidethyl ester three Triethoxyphosphine triethylphosphite MFCD00009084 Ethyl phosphite TRIETHYLPHOSPHILE TRIETHYL PHOSPHITE HP Phosphorus ether Triethylphosphit Diethyl phosphite

Density	0.989
Boiling Point	159.8±8.0 °C at 760 mmHg
Melting Point	-112°C
Molecular Formula	C₆H₁₅O₃P
Molecular Weight	166.155
Flash Point	54.1±18.7 °C
Exact Mass	166.075882
PSA	41.28000
LogP	0.67
Vapour Pressure	3.2±0.3 mmHg at 25°C
Index of Refraction	n20/D 1.413(lit.)
Water Solubility	slightly soluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TH1130000

CHEMICAL NAME :: Phosphorous acid, triethyl ester

CAS REGISTRY NUMBER :: 122-52-1

BEILSTEIN REFERENCE NO. :: 0956578

LAST UPDATED :: 199701

DATA ITEMS CITED :: 12

MOLECULAR FORMULA :: C6-H15-O3-P

MOLECULAR WEIGHT :: 166.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,218,1992

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,218,1992

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Mammal - species unspecified

REFERENCE :: MEPAAX Medycyna Pracy. Industrial Medicine. (Ars-Polona, POB 1001, 00-068 Warsaw 1, Poland) V.1- 1950- Volume(issue)/page/year: 29,393,1978

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Mammal - species unspecified

REFERENCE :: MEPAAX Medycyna Pracy. Industrial Medicine. (Ars-Polona, POB 1001, 00-068 Warsaw 1, Poland) V.1- 1950- Volume(issue)/page/year: 29,393,1978 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1840 mg/kg

TOXIC EFFECTS :: Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory stimulation

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,218,1992

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 11063 mg/m3/6H

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - respiratory depression Lungs, Thorax, or Respiration - other changes Gastrointestinal - changes in structure or function of salivary glands

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,218,1992

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3720 mg/kg

TOXIC EFFECTS :: Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory stimulation

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,218,1992

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 6203 mg/m3/6H

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - respiratory depression Lungs, Thorax, or Respiration - other changes Gastrointestinal - changes in structure or function of salivary glands

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,218,1992

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 5,286,1953

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 2800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,218,1992 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84307 No. of Facilities: 38 (estimated) No. of Industries: 3 No. of Occupations: 18 No. of Employees: 5414 (estimated)

Symbol	GHS02, GHS07
Signal Word	Warning
Hazard Statements	H226-H302-H317-H412
Precautionary Statements	P210-P280-P301 + P312 + P330-P370 + P378
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn:Harmful;
Risk Phrases	R10;R20/22
Safety Phrases	S16-S26-S36
RIDADR	UN 2323 3/PG 3
WGK Germany	1
RTECS	TH1130000
Packaging Group	III
Hazard Class	3
HS Code	2920901200

Precursor 10
1498-42-6 64-17-5 77697-54-2 589-57-1
95-55-6 137-07-5 17507-52-7 120-80-9
79948-06-4 21646-99-1
DownStream 10
1080-41-7 4546-04-7 108228-81-5 10409-50-4
10409-51-5 10409-56-0 10570-46-4 1112-29-4
25789-23-5 1112-96-5

HS Code	2920901200
Summary	2920901200 triethyl phosphite。supervision conditions:23(import license for dual-use item and technologies,export license for dual-use item and technologies)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%

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