1,1-Cyclopropanedicarboxylic acid monomethyl ester Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 113020-21-6 |
| Product name | 1,1-Cyclopropanedicarboxylic acid monomethyl ester |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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 1,1-Cyclopropanedicarboxylic acid monomethyl ester
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,1-Cyclopropanedicarboxylic acid monomethyl ester Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,1-Cyclopropanedicarboxylic acid monomethyl ester
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Key chiral building block for synthesizing antiviral drugs (e.g., HCV NS5A inhibitors) | Preparation of optically pure derivatives via chiral resolution or asymmetric synthesis, followed by hydrolysis and amidation to construct the core molecular structure |
| Pesticide Development | Cyclopropyl structural unit for incorporating into novel insecticidal or fungicidal molecules | Functional group transformations—including transesterification, reduction, and halogenation—to incorporate the cyclopropanedicarboxylic acid moiety into the active molecular scaffold |
| Materials Science | Functional polymer monomer conferring rigidity and thermal stability to materials | Condensation polymerization with diols or diamines to yield cyclopropane-containing polyesters or polyamides, used in specialty coatings or electronic encapsulation materials |
Manufacturing Quality Control of 1,1-Cyclopropanedicarboxylic acid monomethyl ester
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by 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 impurities using gradient HPLC with UV detection; identification and quantification relative to main peak. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents based on calibrated response factors. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine, sulfur dioxide, and pyridine in methanol to determine water content by stoichiometric reaction. |
| Acid Value | Acid-Base Titration | Neutralization of acidic groups with standardized potassium hydroxide solution using phenolphthalein indicator or potentiometric endpoint detection. |
| Heavy Metals | ICP-OES | Quantitative multi-element analysis after acid digestion, measuring atomic emission intensities at characteristic wavelengths. |
| Chloride Content | Ion Chromatography | Separation of anions on an ion-exchange column with suppressed conductivity detection for quantitative chloride determination. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue remaining after high-temperature ashing (700-800 C) to assess inorganic non-volatile impurities. |
| Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution to assess chiral purity and enantiomeric excess. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid phase transition temperature range using controlled heating and visual observation. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against standard references under controlled lighting conditions. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity patterns to calculate volume-based particle size distribution in dry or wet dispersion. |
Technical Specifications of 1,1-Cyclopropanedicarboxylic acid monomethyl ester
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 75–79°C |
| Identification (NMR) | Consistent with structure |
| Odor | Characteristic ester-like |
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 1,1-Cyclopropanedicarboxylic acid monomethyl ester
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,1-Cyclopropanedicarboxylic acid monomethyl ester
Safety Information of 1,1-Cyclopropanedicarboxylic acid monomethyl ester
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 1,1-Cyclopropanedicarboxylic acid monomethyl ester
Industrial 1,1-Cyclopropanedicarboxylic acid monomethyl ester 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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