China Factory Direct
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| CAS number | 56782-52-6 |
| Product name | ethyl L-isoleucinate hydrochloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing L-isoleucine, used in the production of antibiotics and amino acid-based drugs | Esterified from L-isoleucine and ethanol under acidic conditions, followed by hydrochloride salt formation via reaction with hydrochloric acid |
| Food | Food additive for flavor enhancement | Prepared as an amino acid derivative via chemical synthesis or fermentation |
| Chemicals | Intermediate for synthesizing other organic compounds | Produced via esterification and hydrochloridation |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination using reversed-phase HPLC and UV absorbance at ~205 nm, calibrated against certified reference standard. |
| Specific Optical Rotation | [α]D²⁰ | Measurement of optical rotation using a polarimeter at 20 °C with sodium D-line (589 nm) to confirm chiral integrity and enantiomeric purity. |
| Water Content | Karl Fischer titration | Volumetric or coulometric titration based on iodine–sulfur dioxide redox reaction specific for water quantification. |
| Residual Solvents (e.g., ethanol, ethyl acetate) | Gas Chromatography (GC-FID) | Separation and quantification of volatile organic solvents using capillary GC with flame ionization detection. |
| Heavy Metals (as Pb) | ICP-MS or AAS | Quantification of trace metal impurities (e.g., Pb, Cd, As, Hg) after acid digestion, using inductively coupled plasma mass spectrometry or atomic absorption spectroscopy. |
| Chloride Content | Potentiometric titration with AgNO₃ | Titration with standardized silver nitrate solution using silver indicator electrode to determine chloride ion concentration from hydrochloride salt. |
| Related Substances (impurities) | HPLC with gradient elution and UV detection | Separation and quantification of structurally related impurities (e.g., L-isoleucine, diethyl ester, hydrolysis products) using validated reverse-phase HPLC method. |
| Residue on Ignition | Gravimetric analysis | Determination of inorganic ash content by high-temperature incineration followed by precise weighing of residual residue. |
| pH (1% aqueous solution) | pH potentiometry | Measurement of hydrogen ion activity in aqueous solution using calibrated pH meter with glass electrode. |
| Microbial Contamination | Membrane filtration and plate count | Quantitative enumeration of aerobic microorganisms and absence testing for specified pathogens per pharmacopeial guidelines (e.g., USP <61>, <62>). |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 148~152°C |
| Optical Rotation | +24.0 to +26.0° (c=1, in 6N HCl) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=20 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.