Product name: Triethyl phosphite

Alias: Triethyl phosphite; Triethyl phosphite (triethoxyphosphine)

CAS RN: 122-52-1

Molecular formula: C₆H₁₅O₃P

Molecular weight: 166.16

EINECS NO.: 204-552-5

Related Categories: Phosphonate chemicals; Organic Phosphorus Series; Pesticide Intermediates; Organic Raw Materials; Pharmaceutical Intermediates; Intermediates; Phosphite Ligands; Catalysis and Inorganic Chemistry; Phosphorus Compounds; Metal Organics; Insecticide Intermediates; Organophosphorus Insecticides ;organophosphorus compound; organic building block; general reagent; ester

Mol file: 122-52-1.mol

Property

Melting point: -112 °C

Boiling point: 65 °C

Density: 0.989

Refractive index: n20/D 1.413 (lit.)

Flash point: 130 °F

Storage conditions: Flammables area

Water solubility: slightly soluble

Sensitivity: Air & Moisture Sensitive

BRN: 956578

CAS Database: 122-52-1 (CAS DataBase Reference)

NIST chemical information: Phosphorous acid, triethyl ester (122-52-1)

EPA chemical information: Phosphorous acid, triethyl ester (122-52-1)

Chemical Property: This product is a colorless transparent liquid, bp156.6 °C, n20D 1.4130, relatively Density 0.963 (20 ° C), soluble in ethanol, acetone, ether, benzene and other organic solvents, insoluble in water, easy to use in water Hydrolysis, accelerated hydrolysis in acidic media.

Uses: Triethyl phosphite can be used as a pesticide to synthesize insecticides, chlorpyrifos and chlorpyrifos. It is used in medicine to produce analgesic benzothiazide. It can also be used as an additive for plasticizers, stabilizers, lubricating oils and greases. .

Uses: Used as an intermediate for medicines and pesticides. It is used to produce analgesics such as phenylthiazide, pesticides, and other additives; it is also used as an additive for plasticizers, stabilizers, lubricating oils and greases.

Category: Flammable liquid

Toxicity classification: poisoning

Acute toxicity: Oral-rat LD50: 1840 mg/kg; Oral-mouse LD50: 2500 mg/kg

Stimulus data: skin - rabbit 500 mg mild; eye - rabbit 100 mg moderate

Flammability Hazardous Characteristics: Flammable; release of toxic phosphorus oxide fumes by heat

Storage and transportation characteristics: warehouse ventilation and low temperature drying

Extinguishing media: water spray , carbon dioxide, sand, foam

Security Information

Dangerous goods mark: Xn

Hazard Class Code: 10-22-36/37/38-20/22

Safety Instructions: 16-26-36

Dangerous goods transport number: UN 2323 3/PG 3

WGK Germany: 1

RTECS number: TH1130000

F: 10-23

TSCA: Yes

HazardClass: 3

PackingGroup: III

Toxic Substances Data: 122-52-1 (Hazardous Substances Data)