Description

p-Methylphenylacetaldehyde is a versatile aromatic aldehyde with a distinctive floral and green odor profile. This compound is a key intermediate and fragrance ingredient valued for its stability and reactivity in organic synthesis. It is primarily sought after by manufacturers in the fragrance, flavor, and fine chemical industries for creating sophisticated scent compositions and advanced chemical building blocks.

Application

• Fragrance & Flavor Industry: A core component in perfumery for creating lilac, hyacinth, and green floral notes, and used as a flavoring agent.
• Pharmaceutical Intermediates: Serves as a crucial building block in the synthesis of various active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of certain pesticides and herbicides as a key aromatic intermediate.
• Fine Chemical Manufacturing: Employed in organic synthesis for producing dyes, pigments, and other specialty chemicals.
• Research & Development: Utilized in academic and industrial R&D labs for chemical studies and process development.

Basic Information

Product Name	p-Methylphenylacetaldehyde
CAS No.	104-09-6
Molecular Formula	C9H10O
Molecular Weight	134.18 g/mol
Synonyms	4-Methylphenylacetaldehyde; p-Tolylacetaldehyde; 2-(4-Methylphenyl)acetaldehyde; (4-Methylphenyl)ethanal; Lilial (trade name, often refers to related butylated compound); p-Xylacetaldehyde; Benzenecetaldehyde, 4-methyl-; FEMA 3071
EINECS	203-173-9

Quality Control

Our p-Methylphenylacetaldehyde is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets exacting standards for purity and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is easily oxidized and should be handled under an inert atmosphere when appropriate for extended purity. Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.530 - 1.540
Specific Gravity (20/20°C)	1.010 - 1.030

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.