Description

Pentyl 2-Methylcrotonate is a specialty ester compound with the CAS registry number 7785-65-1. This chemical is valued for its role as a versatile intermediate and a source of specific organic functional groups in advanced synthesis. It is primarily sought after by manufacturers in the fragrance, flavor, and fine chemical industries for its unique organoleptic and reactive properties. Our supply ensures high purity and batch-to-batch consistency for critical industrial applications.

Application

• Fragrance and Flavor Ingredient: Used as a building block or modifier in the creation of complex fruity, green, or waxy aroma profiles for perfumes, cosmetics, and food flavorings.
• Pharmaceutical Intermediate: Serves as a key synthon in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Employed in the production of certain pesticides, herbicides, and plant growth regulators where its ester functionality is integral.
• Polymer and Resin Modifier: Acts as a reactive monomer or plasticizer additive in specialty polymer formulations to alter flexibility, adhesion, or other physical properties.
• Organic Synthesis Reagent: Utilized in laboratory and industrial-scale organic reactions, including Michael additions and transesterification processes.
• Specialty Solvent and Carrier: Functions as a high-boiling-point solvent for resins, inks, and coatings in niche industrial applications.

Basic Information

Product Name	Pentyl 2-Methylcrotonate
CAS No.	7785-65-1
Molecular Formula	C10H18O2
Molecular Weight	170.25 g/mol
Synonyms	2-Methyl-2-butenoic acid pentyl ester; 3-Methylcrotonic acid pentyl ester; Pentyl 3-methyl-2-butenoate; Amyl 2-methylcrotonate; Amyl tiglate; Tiglic acid pentyl ester; 3-Methyl-2-butenoic acid pentyl ester; Pentyl tiglate
EINECS	232-084-9

Quality Control

Our Pentyl 2-Methylcrotonate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure identity, purity, and conformity to agreed specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment. We support compliance with global regulatory frameworks such as REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.430 - 1.435
Specific Gravity (20/20°C)	0.880 - 0.890
Water Content (KF)	≤ 0.2%

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