Triethyl orthoformate

Modify Date: 2025-08-21 09:47:09

Triethyl orthoformate structure	Common Name	Triethyl orthoformate
	CAS Number	122-51-0	Molecular Weight	148.200
	Density	0.9±0.1 g/cm3	Boiling Point	142.5±0.0 °C at 760 mmHg
	Molecular Formula	C₇H₁₆O₃	Melting Point	−76 °C(lit.)
	MSDS	Chinese USA	Flash Point	30.0±0.0 °C
	Symbol	GHS02	Signal Word	Warning

Name	Triethyl orthoformate
Synonym	More Synonyms

Density	0.9±0.1 g/cm3
Boiling Point	142.5±0.0 °C at 760 mmHg
Melting Point	−76 °C(lit.)
Molecular Formula	C₇H₁₆O₃
Molecular Weight	148.200
Flash Point	30.0±0.0 °C
Exact Mass	148.109940
PSA	27.69000
LogP	2.14
Vapour density	5.11 (vs air)
Vapour Pressure	7.0±0.2 mmHg at 25°C
Index of Refraction	1.400
Water Solubility	1.35 g/L

Triethyl orthoformate MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: RM6475000

CHEMICAL NAME :: Orthoformic acid, triethyl ester

CAS REGISTRY NUMBER :: 122-51-0

BEILSTEIN REFERENCE NO. :: 0605384

LAST UPDATED :: 199806

DATA ITEMS CITED :: 9

MOLECULAR FORMULA :: C7-H16-O3

MOLECULAR WEIGHT :: 148.23

WISWESSER LINE NOTATION :: 2OYO2&O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,352,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,352,1986 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7060 mg/kg

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 4000 ppm/8H

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 20 mL/kg

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

REFERENCE :: AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >10 mL/kg

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

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,917,1979 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84005 No. of Facilities: 5 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 20 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84005 No. of Facilities: 17 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1582 (estimated) No. of Female Employees: 323 (estimated)

Symbol	GHS02
Signal Word	Warning
Hazard Statements	H226
Precautionary Statements	P210-P403 + P235
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi:Irritant
Risk Phrases	R10;R36/38
Safety Phrases	S16-S26-S37/39
RIDADR	UN 2524 3/PG 3
WGK Germany	1
RTECS	RM6475000
Packaging Group	III
Hazard Class	3
HS Code	2915130000

Precursor 10
CAS#:64-17-5 Ethanol CAS#:67-66-3 Chloroform CAS#:149-73-5 Trimethyl ortho... CAS#:26275-64-9 1H-Pyrazole-5-c...
CAS#:74-90-8 HYDROGEN CYANIDE CAS#:5780-15-4 4-(Methoxymethy... CAS#:77287-34-4 (Z)-Methanimidi... CAS#:141-82-2 Malonic acid
CAS#:6780-49-0 Ethyl N -Phenyl... CAS#:7647-01-0 Hydrochloric acid
DownStream 10
CAS#:110089-43-5 ethyl N-(5-brom... CAS#:10602-34-3 2-Butene, 1,1-d... CAS#:104907-89-3 ethyl 5-(4-oxoq... CAS#:825-56-9 2-phenyl-1,3,4-...
CAS#:106875-46-1 N-(2-benzoyl-3H... CAS#:111232-66-7 2,7-dibenzoyl-4... CAS#:110559-80-3 ethyl 4,4-dieth... CAS#:105705-42-8 2-bromo-1-(3,3-...
CAS#:106050-81-1 6-benzoxazolol CAS#:64-17-5 Ethanol

HS Code	2909199090
Summary	2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Triethyl orthoformate mediated a novel crosslinking method for the preparation of hydrogels for tissue engineering applications: characterization and in vitro cytocompatibility analysis.

Mater. Sci. Eng. C. Mater. Biol. Appl. 56 , 154-64, (2015)

This paper describes the development of a new crosslinking method for the synthesis of novel hydrogel films from chitosan and PVA for potential use in various biomedical applications. These hydrogel m...

Geometry and Spin Change at the Heart of a Cobalt(II) Complex: A Special Case of Solvatomorphism.

Chemistry 21 , 9474-81, (2015)

Structural analysis and spectroscopic methods revealed a special case of solvatomorphism: hydrogen-bonding-induced geometry and spin change within a same N,O-(bis)chelate of cobalt(II). Solid-state st...

An efficient synthesis of achiral and chiral 1,2,4-triazolium salts: bench stable precursors for N-heterocyclic carbenes.

J. Org. Chem. 70(14) , 5725-8, (2005)

[reaction: see text] The promising utility of triazolyl N-heterocyclic carbene catalysts in umpolung aldehyde chemistry requires a straightforward reliable synthesis from readily available materials. ...

1,1,1-Triethoxymethane

triethoxymethane

EINECS 204-550-4

Ethyl orthoformate

UNII:355LRR361Q

Orthopropionic Acid Triethyl Ester

Orthoformic acid, triethyl ester

4-02-00-00025 (Beilstein Handbook Reference)

ortho-formic acid triethyl ester

(Diethoxymethoxy)ethane

Formylolate

MFCD00009230

1,1,1-Triethoxypropane

ethyl-orthoformate

triethyl ortho formate

Triethyl orthoformate

Orthoformic acid triethyl ester

ETHYL-O-FORMATE

Ethyl orthoformate [UN2524] [Flammable liquid]

1,1',1''-[methanetriyltris(oxy)]triethane

AETHON

ETHONE

triethylorthoformate

TEOF

Triethoxmethane

Ethyl Orthopropionate

Methane, triethoxy-

triethoxy-methan

Triethyl Orthopropionate

Propane, 1,1,1-triethoxy-

Ethane, 1,1',1''-[methylidynetris(oxy)]tris-

ortho-formic

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China
Product Name: Triethyl orthoformate
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
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Triethyl orthoformate

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