1191-95-3 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1191-95-3 |
| Product name | 1191-95-3 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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 1191-95-3
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1191-95-3 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1191-95-3
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Chemicals | Synthetic Intermediate | Used to prepare γ-butyrolactone, pyrrolidone derivatives, and other nitrogen-containing heterocyclic pharmaceutical intermediates |
| Fine Chemicals | Organic Synthesis Feedstock | Acts as a cyclic ketone in condensation, reduction, and oxidation reactions for the synthesis of specialty chemicals |
| Materials Science | Polymer Monomer Modification | Applied for polymer side-chain modification or as a crosslinker precursor to enhance material properties |
| Agrochemicals | Agrochemical Intermediate | Involved in synthesizing cyclobutyl-containing insecticides, herbicides, and other agrochemicals |
Manufacturing Quality Control of 1191-95-3
| Test Item | Common Test Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color and state of the sample under natural or standard lighting to determine if it is a colorless, transparent liquid, and check for impurities or turbidity. |
| Purity | Gas Chromatography (GC) | Use a capillary gas chromatograph with internal or external standard method to measure the peak area of cyclobutanone and calculate its purity; offers high resolution and sensitivity. |
| Assay | Gas Chromatography (GC) or High-Performance Liquid Chromatography (HPLC) | GC is suitable for volatile samples, while HPLC is applicable for thermally unstable samples or those containing polar impurities; quantify the main component using a calibration curve. |
| Water Content | Karl Fischer Titration | Determine trace water content precisely based on the quantitative reaction of iodine with sulfur dioxide in methanol in the presence of water; suitable for moisture control in organic solvents. |
| Acid Value (Acidity) | Acid-Base Titration | Titrate free acids in the sample with standardized sodium hydroxide solution, using phenolphthalein as indicator or potentiometric titration, and express the result as acid value (mg KOH/g). |
| Color | Platinum-Cobalt Color Scale (APHA) | Compare the sample visually or instrumentally against standard platinum-cobalt solutions to assess color intensity; used for controlling product appearance quality. |
| Residual Solvents | Gas Chromatography (GC) | Detect organic solvents possibly remaining from manufacturing (e.g., methanol, acetone) according to pharmacopoeial or relevant guidelines (e.g., ICH Q3C). |
| Density | Density Meter or Pycnometer Method | Measure mass per unit volume at a specified temperature (e.g., 20°C) to verify consistency and purity of the substance. |
| Refractive Index | Refractometry | Measure refractive index at a specific temperature using an Abbe refractometer; serves as a physical constant for identification and purity assessment. |
| Impurity Analysis (Related Substances) | Gas Chromatography-Mass Spectrometry (GC-MS) or High-Performance Liquid Chromatography (HPLC) | Separate and identify organic impurities in cyclobutanone (e.g., degradation products, isomers), ensuring impurity levels are within acceptable limits. |
Technical Specifications of 1191-95-3
| Test Item | Specification |
|---|---|
| Appearance | Colorless to yellow clear liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.415–1.425 |
| Relative Density (20°C/25°C) | 0.930–0.950 g/cm³ |
| Odor | Characteristic ketone 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 1191-95-3
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1191-95-3
Packaging of 1191-95-3
Industrial 1191-95-3 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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