Trimethyl orthopropionate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 24823-81-2 |
| Product name | Trimethyl orthopropionate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 Trimethyl orthopropionate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Trimethyl orthopropionate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Trimethyl orthopropionate
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Organic synthesis intermediate for antiviral agents, antibiotics, and heterocyclic compounds | Used as a methylating agent or丙酸 derivative backbone building block in condensation, transesterification, or alkylation reactions |
| Pesticides | Synthesis of pyrethroid insecticides and other agrochemicals containing the propionic acid moiety | Participates in Claisen condensation or Michael addition to construct the core active molecular structure |
| Fine Fragrances & Chemicals | Protecting group reagent or ester fragrance precursor in fragrance synthesis | Introduces the methoxypropyl structure via esterification or transesterification to enhance aroma stability or volatility |
| Materials Science | Polymer modifier or functional monomer precursor | Introduces hydrolyzable methyl ester groups in controlled radical polymerization or condensation polymerization to tune material degradability or hydrophilicity/hydrophobicity balance |
Manufacturing Quality Control of Trimethyl orthopropionate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against certified reference standard under validated chromatographic conditions. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to react stoichiometrically with water in the sample. |
| Acidity (as Acetic Acid) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Comparison of sample color intensity against APHA platinum-cobalt standard solutions at 455 nm. |
| Density at 20 degC | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle calibrated with air and water. |
| Refractive Index at 20 degC | Refractometry | Determination of light bending angle at air-sample interface using calibrated Abbe refractometer. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of known sample mass to dryness followed by weighing of non-volatile residue. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride anions using ion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after acid digestion by measuring absorbance of ground-state atoms in flame. |
| Aldehyde Impurities (e.g., Propionaldehyde) | Gas Chromatography (GC) with FID | Separation and quantification of volatile aldehyde impurities using polar capillary column and flame ionization detection. |
| Acid Number | Potentiometric Titration with KOH | Titration with standardized potassium hydroxide solution using pH electrode endpoint detection. |
| Non-Volatile Residue | Gravimetric Analysis | Heating a weighed sample to 105 degC until constant weight and measuring residual mass. |
Technical Specifications of Trimethyl orthopropionate
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.375–1.385 |
| Relative Density (20°C/25°C) | 0.860–0.875 g/cm³ |
| Odor | Characteristic ester odor |
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 Trimethyl orthopropionate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Trimethyl orthopropionate
Packaging of Trimethyl orthopropionate
Industrial Trimethyl orthopropionate 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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