16-(tert-Butoxy)-16-oxopalmitic acid, tert-Butyl 15-carboxypentadecanoate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 843666-27-3 |
| Product name | 16-(tert-Butoxy)-16-oxopalmitic acid, tert-Butyl 15-carboxypentadecanoate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeMaterial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for 843666-27-3
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 843666-27-3 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 843666-27-3
| Industry | Application | Process |
|---|---|---|
| Polymers & Materials Science | Intermediate for synthesizing high-performance polymers, including polyamides and polyesters | Participates in polymerization via esterification to enhance material flexibility, thermal stability, and processability |
| Coatings & Inks | Modifier for coatings and inks to improve adhesion, abrasion resistance, and gloss | Added as a functional monomer in formulations to enhance coating performance through covalent bonding |
| Personal Care & Cosmetics | Emulsifier or thickener to improve texture and stability in skincare creams and lotions | Mixed with other components during emulsification to form a stable colloidal structure |
| Pharmaceutical Synthesis | Intermediate for synthesizing specific active pharmaceutical ingredients or prodrugs | Introduces the tert-butyl ester group via functional group transformations in organic synthesis to modulate drug solubility or release profile |
| Surfactant Industry | Raw material for specialty surfactants used in industrial cleaners or dispersants | Further hydrolyzed or modified to generate amphiphilic molecules, optimizing surface-active properties |
Manufacturing Quality Control of 843666-27-3
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 210 nm. |
| Related Substances | HPLC-UV | Separation and detection of structurally related impurities (e.g., di-tert-butyl ester, monoacid, unreacted diacid) using gradient HPLC with UV detection. |
| Residual Solvents | GC-FID | Identification and quantification of volatile organic solvents (e.g., toluene, THF, tert-butanol) by gas chromatography with flame ionization detection. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water content via stoichiometric reaction. |
| Acid Value | Acid-Base Titration | Neutralization of free carboxylic acid groups with standardized potassium hydroxide solution, using phenolphthalein indicator or potentiometric endpoint. |
| Ester Value | Saponification Titration | Alkaline hydrolysis followed by back-titration to determine total ester content based on consumed alkali. |
| Heavy Metals | ICP-OES | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion using inductively coupled plasma optical emission spectrometry. |
| Chloride Content | Ion Chromatography | Separation and conductivity detection of chloride ions after sample dissolution and filtration. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity of the neat substance under controlled lighting against established visual standards. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid transition temperature range using calibrated capillary apparatus per USP <741>. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing (700-800 C) and cooling in desiccator. |
| Bulk Density | Tap Density Tester | Measurement of mass per unit volume after controlled tapping of a known mass in a graduated cylinder per ASTM D1895. |
Technical Specifications of 843666-27-3
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Melting Point | 62–66°C |
| Identification (NMR) | Consistent with structure |
| Acid Value (mg KOH/g) | <=2.0 mg KOH/g |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 843666-27-3
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 843666-27-3
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Industrial 843666-27-3 Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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