Phthalimidoacetaldehyde diethyl acetal
Phthalimidoacetaldehyde diethyl acetal (CAS: 78902-09-7, C14H17NO4) is a valuable organic building block with a molecular weight of 263.29 g/mol. This compound features a protected aldehyde functionality within a phthalimide structure, making it a useful intermediate in complex organic synthesis. Its primary applications lie in the construction of nitrogen-containing heterocycles and other sophisticated organic molecules within research and development settings.
- IUPAC
- N-(2,2-Diethoxyethyl)phthalimide
- Synonyms
- N-(2,2-Diethoxyethyl)phthalimide

Organic Synthesis Intermediate
Used as a key building block in multi-step synthesis pathways for the creation of diverse organic molecules. The protected acetal group allows for selective reactions elsewhere in the molecule before deprotection.
Heterocyclic Chemistry
Facilitates the introduction of specific structural motifs required for synthesizing various nitrogen-containing heterocyclic compounds, which are prevalent in pharmaceuticals and agrochemicals.
Research and Development
Essential reagent for academic and industrial research laboratories exploring novel synthetic methodologies and developing new chemical entities.
| Molecular weight | 263.29 |
|---|---|
| Empirical formula | C14H17NO4 |
| Assay | 99% |
| Melting point | 72-74 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Phthalimidoacetaldehyde diethyl acetal used for?
+
Phthalimidoacetaldehyde diethyl acetal (CAS: 78902-09-7) is primarily used as an intermediate in organic synthesis and in heterocyclic chemistry for constructing complex molecules, particularly in research and development.
What are the CAS number and chemical formula for Phthalimidoacetaldehyde diethyl acetal?
+
The CAS number is 78902-09-7 and the empirical formula is C14H17NO4.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Phthalimidoacetaldehyde diethyl acetal with an assay of 99%. TSS does not represent this product as USP, EP, BP, or any other pharmacopoeial grade.
What are the safety and handling considerations for this compound?
+
This compound is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.
How is Phthalimidoacetaldehyde diethyl acetal packed and shipped?
+
Phthalimidoacetaldehyde diethyl acetal is carefully packed according to industry standards for safe transport and is exported globally by TSS.
How can I request a sample or quote for Phthalimidoacetaldehyde diethyl acetal?
+
To request a sample or a quotation, please contact the TSS sales department via the website or direct email, providing your contact details and the required quantity.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis