N,N-Diethylaniline CAS 91-66-7 | Dye Intermediates
N,N-Diethylaniline (CAS 91-66-7, EINECS 202-088-8, molecular formula C10H15N, molecular weight 149.23) is a aniline-series intermediate product. Dye and photographic materials intermediate: triarylmethane basic dyes such as Basic Violet and Basic Blue, and rhodamine fluorescent dyes; coupler intermediate in the color film industry; also used in pharmaceutical intermediates and as an organic synthesis catalyst.
I. Basic Product Information
| Chinese Name | N,N-二乙基苯胺 |
| English Name | N,N-Diethylaniline |
| Aliases / Synonyms | N,N-Diethylaniline; Diethylaniline; DEA |
| CAS Registry No. | 91-66-7 |
| EINECS No. | 202-088-8 |
| Molecular Formula | C10H15N |
| Molecular Weight | 149.23 |
| Suggested HS Code | 2921.4x (aromatic amines and their derivatives) |
| SMILES | CCN(CC)C1=CC=CC=C1 |
| InChIKey | GGSUCNLOZRCGPQ-UHFFFAOYSA-N |
II. Technical Specifications & Supply Information
| Appearance | Colorless to light yellow oily liquid; slightly soluble in water, soluble in ethanol and ether |
| Assay / Purity | ≥99.0%; pharmaceutical grade available at ≥99.5% |
| Grade | Industrial / Pharmaceutical Grade |
| Packing | 180 kg iron drum; 25 kg plastic drum for small quantities |
| Standard | Enterprise standard / national standard (executed per batch COA) |
| Supply Capacity | Standard grades supplied from stock; bulk customization and long-term agreement supply supported |
| Documents Provided | COA and MSDS provided with each shipment; third-party SGS testing available for bulk orders |
| Storage Conditions | Store sealed, protected from light, in a dry and ventilated place, away from fire, heat sources and strong oxidizers |
III. Applications
Dye and photographic materials intermediate: triarylmethane basic dyes such as Basic Violet and Basic Blue, and rhodamine fluorescent dyes; coupler intermediate in the color film industry; also used in pharmaceutical intermediates and as an organic synthesis catalyst.
IV. Quality & Supply Assurance
1. Stable batch-to-batch quality, with batch-by-batch inspection before shipment; a COA is provided with each delivery for full traceability;
2. Standard grades held in stock for fast delivery; bulk custom packing and long-term agreement supply supported;
3. Samples available on request, with third-party testing (e.g., SGS) to support incoming-material verification;
4. Our product line covers dye, pharmaceutical, agrochemical and organic pigment intermediates — a one-stop source for multi-category raw materials.
V. Frequently Asked Questions (FAQ)
Q: What are the CAS number and molecular formula of N,N-Diethylaniline?
A: N,N-Diethylaniline has CAS registry number 91-66-7, molecular formula C10H15N, molecular weight 149.23 and EINECS number 202-088-8.
Q: What are the main uses and applications of N,N-Diethylaniline?
A: Dye and photographic materials intermediate: triarylmethane basic dyes such as Basic Violet and Basic Blue, and rhodamine fluorescent dyes; coupler intermediate in the color film industry; also used in pharmaceutical intermediates and as an organic synthesis catalyst.
Q: What are the standard purity and grade of N,N-Diethylaniline?
A: Standard supply purity ≥99.0%; pharmaceutical grade available at ≥99.5%, grade Industrial / Pharmaceutical Grade; custom assay and special specifications available on request — exact figures are per the batch COA.
Q: What are the packing specifications and minimum order quantity (MOQ) of N,N-Diethylaniline?
A: Standard packing: 180 kg iron drum; 25 kg plastic drum for small quantities. Samples available on request and custom packing supported; bulk orders can be delivered in batches per agreement.
Q: Can you provide COA, MSDS and other quality documents?
A: Dye and photographic materials intermediate: triarylmethane basic dyes such as Basic Violet and Basic Blue, and rhodamine fluorescent dyes; coupler intermediate in the color film industry; also used in pharmaceutical intermediates and as an organic synthesis catalyst.
Q: How should N,N-Diethylaniline be stored and transported?
A: Dye and photographic materials intermediate: triarylmethane basic dyes such as Basic Violet and Basic Blue, and rhodamine fluorescent dyes; coupler intermediate in the color film industry; also used in pharmaceutical intermediates and as an organic synthesis catalyst.
VI. Keywords
N,N-Diethylaniline, N,N-Diethylaniline, Diethylaniline, DEA, 91-66-7, Aniline-Series Intermediates
关键字： N,N-Diethylaniline;DEA;91-66-7;202-088-8;Dye Intermediates