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  7. Triethyl orthoformate, 98%

Triethyl orthoformate, 98%

Product Code. 11410124
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Regulatory: This product is an isolated intermediate transported in accordance with Regulation (EC) 1907/2006 (REACH). All customers must complete a declaration before delivery.
Product Code. 11410124 Supplier Thermo Scientific Alfa Aesar Supplier No. A13587.0D
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Estimated Shipment: 04-11-2026
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This item is not returnable. View return policy
Regulatory: This product is an isolated intermediate transported in accordance with Regulation (EC) 1907/2006 (REACH). All customers must complete a declaration before delivery.

Description

CAS: 122-51-0 | C7H16O3 | 148.202 g/mol

Triethyl orthoformate is used in Bodroux-Chichibabin aldehyde synthesis to prepare an aldehyde with one carbon higher by reacting with Grignard reagent. It is also used in the electrophilic formylation of activated aromatic species such as phenol.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Triethyl orthoformate is used in Bodroux-Chichibabin aldehyde synthesis to prepare an aldehyde with one carbon higher by reacting with Grignard reagent. It is also used in the electrophilic formylation of activated aromatic species such as phenol.

Solubility
Miscible with alcohols, acetone, ethers and chloroform. Slightly miscible with water.

Notes
Moisture sensitive. Incompatible with acids and strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 122-51-0
Molecular Formula C7H16O3
Molecular Weight (g/mol) 148.202
MDL Number MFCD00009230
InChI Key GKASDNZWUGIAMG-UHFFFAOYSA-N
Synonym triethyl orthoformate, triethoxymethane, ethyl orthoformate, aethon, ethone, diethoxymethoxy ethane, methane, triethoxy, ethyl formate ortho, orthoformic acid triethyl ester, orthomravencan ethylnaty
PubChem CID 31214
IUPAC Name diethoxymethoxyethane
SMILES CCOC(OCC)OCC

Specifications

Melting Point -61°C
Density 0.891
Boiling Point 144°C to 146°C
Flash Point 30°C (86°F)
Assay Percent Range 98%
Linear Formula HC(OCH2CH3)3
Refractive Index 1.391
Quantity 10,000 mL
UN Number UN2524
Beilstein 605384
Sensitivity Moisture sensitive
Merck Index 14,6884
Solubility Information Miscible with alcohols,acetone,ethers and chloroform. Slightly miscible with water.
Formula Weight 148.2
Percent Purity 98%
Physical Form Liquid
Chemical Name or Material Triethyl orthoformate
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