Alkoxy and Aryloxy Amines for API Intermediates | Ether Amine Intermediates
Alkoxy and Aryloxy Amines for API Intermediate Synthesis
Alkoxy and aryloxy amines are ether-containing amine intermediates that combine amine functionality with alkoxy or aryloxy structures. These compounds may contain methoxy, ethoxy, methoxyethoxy, phenoxy or substituted phenoxy groups attached to an aminoalkyl chain, making them useful building blocks in organic intermediate synthesis.
In specialty chemical sourcing, these intermediates are commonly evaluated where ether functionality, amine reactivity, polarity adjustment or flexible side-chain construction is required. Their structures allow further transformations such as alkylation, acylation, salt formation or other downstream derivatization routes, depending on the target synthesis process.
Alkoxy and aryloxy amines belong to the broader family of amine derivatives for API synthesis and specialty chemical intermediates, alongside amino alcohols, tertiary amine bases, ether diamines, amino-PEG linkers and chloroalkylamine intermediates.
What Are Alkoxy and Aryloxy Amines?
Alkoxy amines are amine derivatives containing an alkoxy group such as methoxy, ethoxy or methoxyethoxy. Typical examples include short-chain alkoxyethylamines such as 2-methoxyethylamine and 2-ethoxyethylamine, as well as extended ether-chain structures such as 2-methoxyethoxyethylamine.
Aryloxy amines contain an aryl ether structure, such as phenoxy or substituted methoxyphenoxy groups. Examples include 2-phenoxyethylamine and 3-(4-methoxyphenoxy)-1-propylamine. Compared with simple alkoxy amines, aryloxy amines introduce aromatic structure into the molecule, which may affect polarity, steric environment, appearance, storage behavior and downstream intermediate design.
From a practical sourcing perspective, the value of this product group comes from the combination of ether functionality and amine reactivity. The ether segment can adjust polarity and hydrophilicity, while the amine group provides a reactive site for further functionalization in organic synthesis.
Why These Intermediates Matter in Specialty Synthesis
Ether-containing amine intermediates are often selected when a synthesis route requires an aminoalkyl building block with oxygen-containing side-chain functionality. The ether linkage can help adjust polarity, hydrophilicity or structural flexibility without introducing highly reactive functional groups that may complicate downstream steps.
The amine functionality can participate in common transformations such as alkylation, acylation, salt formation or further derivatization. This makes alkoxy and aryloxy amines useful in API intermediate synthesis, fine chemical synthesis, specialty organic intermediates and other downstream chemical processes.
For procurement and technical teams, product selection usually depends not only on the CAS number, but also on assay, water content, related impurities, physical state, packaging, dangerous goods classification, documentation availability and realistic lead time.
Product Comparison Table
The following products represent common alkoxy and aryloxy amine structures used in specialty intermediate sourcing.
| Product | CAS No. | Structural Type | Typical Sourcing Focus | Product Page |
|---|---|---|---|---|
| 2-Methoxyethylamine | 109-85-3 | Alkoxyethylamine, methoxy-substituted | Assay, water content, volatility, related amine impurities, packaging tightness | 2-Methoxyethylamine CAS 109-85-3 |
| 2-Ethoxyethylamine | 110-76-9 | Alkoxyethylamine, ethoxy-substituted | Assay, residual solvents, odor, packaging compatibility, transport classification | 2-Ethoxyethylamine CAS 110-76-9 |
| 2-Phenoxyethylamine | 1758-46-9 | Aryloxyethylamine, phenoxy-substituted | Appearance, assay, related aromatic impurities, storage and documentation | 2-Phenoxyethylamine CAS 1758-46-9 |
| 2-Methoxyethoxyethylamine | 31576-51-9 | Extended ether amine, methoxyethoxy-substituted | Assay, water content, hydrophilic character, physical state and storage conditions | 2-Methoxyethoxyethylamine CAS 31576-51-9 |
| 3-(4-Methoxyphenoxy)-1-propylamine | 100841-00-7 | Aryloxypropylamine, methoxyphenoxy-substituted | Appearance, assay, related aromatic impurities, storage stability and documentation | 3-(4-Methoxyphenoxy)-1-propylamine CAS 100841-00-7 |
Key Product Groups
Methoxyethylamine and Ethoxyethylamine Derivatives
2-Methoxyethylamine and 2-ethoxyethylamine represent core alkoxyethylamine intermediates. These short-chain compounds are commonly selected where a simple ether-linked ethylamine unit is required for downstream synthesis. The methoxy or ethoxy group introduces ether functionality, while the primary amine group remains available for further reaction.
Sourcing considerations typically include assay level, water content, related amine impurities, residual solvents, packaging tightness, odor, volatility and transport classification. These short-chain alkoxyethylamines are commonly handled as liquid materials and may require attention to sealing, storage and transport conditions.
Phenoxyethylamine and Aryloxy Amine Derivatives
2-Phenoxyethylamine and 3-(4-methoxyphenoxy)-1-propylamine belong to the aryloxy amine family. These structures introduce an aromatic ether segment that can influence polarity, steric environment and downstream intermediate design. The phenoxy or methoxyphenoxy group may be selected when an aromatic ether-containing side chain is needed.
Sourcing focus often centers on appearance, assay, related aromatic impurities, storage conditions, packaging and documentation availability. Physical state, appearance and storage requirements should be confirmed according to the specific product and supplier specification.
Methoxyethoxyethylamine and Extended Ether Amine Structures
2-Methoxyethoxyethylamine contains an extended ether chain compared with simpler methoxyethylamine or ethoxyethylamine structures. This additional ether unit may provide higher polarity and a more flexible ether-containing side chain for downstream synthesis.
Extended ether amine structures are related to more hydrophilic amine intermediates, especially where longer ether chains or polyether functionality are required. Buyers interested in this segment may also review ether diamines and amino-PEG linkers as a related application group.
Sourcing Considerations for Alkoxy and Aryloxy Amines
When sourcing alkoxy and aryloxy amines, buyers usually need to evaluate both technical specification and supply conditions. Although these products belong to the same ether-containing amine family, their physical properties, storage requirements, odor, volatility and shipping classification may differ significantly.
Purity and assay: Confirm the required assay level and analytical method based on the downstream process.
Water content: Moisture may affect reaction performance, storage stability or customer acceptance.
Related amines: Alkylamine or amino alcohol impurities may need to be controlled depending on the product.
Residual solvents: Residual solvent limits may be important for fine chemical and intermediate applications.
Color and appearance: Colorless to light-colored liquid or solid appearance may be required for certain uses.
Odor and volatility: Short-chain alkoxyethylamines may require special attention to odor, sealing and handling.
Physical state: Confirm whether the material is liquid, solid, viscous liquid, solution or salt form.
Packaging compatibility: Packaging should match product corrosiveness, volatility, moisture sensitivity and hazard classification.
Dangerous goods classification: Transport classification must be confirmed case by case according to SDS and shipment route.
COA and SDS: COA and SDS may be available for confirmed products, subject to product and supplier confirmation.
Lead time: Availability may depend on production schedule, warehouse stock, batch release and inland transport.
Export documentation: Export documents, HS code reference and transport documents should be reviewed before shipment.
Packaging and Logistics
Packaging for alkoxy and aryloxy amines depends on physical state, volatility, corrosiveness, hazard classification and order quantity. Liquid products may be supplied in suitable small drums, 25 L drums, 200 L drums or other packaging formats depending on product properties and supplier confirmation.
Some products may require UN-approved packaging, sealed drums, corrosion-resistant containers, special labels or moisture protection. For volatile or odor-sensitive materials, packaging tightness and handling conditions should be reviewed before shipment.
Sea, air, courier, LCL or FCL shipment options must be evaluated case by case. Some products may not be suitable for certain transport routes or small-volume courier shipment depending on dangerous goods classification. Import clearance and local regulatory compliance should be confirmed by the buyer or their appointed import agent.
Common trade terms may include FOB China port, FCA warehouse, CFR/CIF destination port or DAP destination where applicable. Final shipment arrangement depends on product classification, order quantity, destination and buyer import capability.
Alkoxy and Aryloxy Amines Available from Aure Chemical
Based on the above application segment, Shandong Aure Chemical can support sourcing and supply coordination for selected alkoxy and aryloxy amines used in organic intermediate and specialty chemical synthesis. Related products include 2-methoxyethylamine, 2-ethoxyethylamine, 2-phenoxyethylamine, 2-methoxyethoxyethylamine and 3-(4-methoxyphenoxy)-1-propylamine.
For suitable products, Aure Chemical can help review product name, CAS number, target specification, quantity, packaging requirement, destination and required documentation. Available support may include quotation, specification confirmation, COA/SDS coordination, packaging review and export logistics discussion.
Product availability, lead time, specification, packaging, documentation and shipment feasibility are subject to product and supplier confirmation. Buyers are encouraged to provide clear technical and commercial requirements before quotation.
Request Information or Quotation
To discuss alkoxy or aryloxy amine requirements, please provide the following information when sending an inquiry:
Product name and CAS number
Target purity, assay or specification
Required quantity for sample, trial order, batch order or annual consumption
Destination port or delivery address
Preferred trade term, such as FOB China port, FCA warehouse, CFR/CIF destination port or DAP destination where applicable
Preferred packaging or drum size
Required documents, such as COA, SDS, TDS, product overview or supplier questionnaire
Expected purchase schedule or project timeline