(S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 116613-81-1 |
| Product name | (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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 (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Chiral intermediates | Used in the synthesis of biologically active chiral drug molecules; employed in asymmetric synthesis reactions |
| Organic synthesis | Protecting group reagent | Acts as an amino protecting group in multistep syntheses; the tert-butoxycarbonyl (Boc) group is cleaved under acidic conditions |
| Pharmaceutical manufacturing | Prodrug synthesis intermediate | Used to construct amino acid derivatives containing alkene and hydroxyl functional groups, which are further converted into target drugs |
Manufacturing Quality Control of (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main compound by UV absorbance relative to a certified reference standard using reverse-phase chromatography. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities via retention time and peak area comparison against reference standards. |
| Residual Solvents | GC-FID | Measures volatile organic solvents using flame ionization detection after headspace or direct injection separation. |
| Water Content | Karl Fischer Titration | Determines water by coulometric or volumetric titration based on iodine consumption in a pyridine-methanol solvent system. |
| Optical Purity (Enantiomeric Excess) | Chiral HPLC-UV | Separates enantiomers on a chiral stationary phase and calculates ee from peak area ratio of (S)- and (R)-enantiomer peaks. |
| Heavy Metals | ICP-MS | Quantifies trace metal contaminants (e.g., Pb, Cd, Ni) by mass spectrometric detection of elemental ions after acid digestion. |
| Residual Palladium | ICP-MS | Specifically measures palladium residues from catalytic hydrogenation steps using isotope-specific mass detection. |
| Acid Value | Acid-Base Titration | Determines free carboxylic acid impurities by titration with standardized NaOH solution using phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Measures inorganic ash content after high-temperature incineration and weighing of residual solids. |
| Particle Size Distribution | Laser Diffraction | Analyzes dry or wet dispersed sample to determine size distribution based on light scattering intensity patterns. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using controlled heating and visual observation. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity against defined standards under controlled lighting and background conditions. |
Technical Specifications of (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Optical Rotation | +3.0 to +4.5° (c=1, in CHCl3) |
| Total Impurities | <=2.0% (GC-MS) |
| Single Impurity | <=0.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Melting Point | 42–46°C |
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 (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate
Safety Information of (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate
Industrial (S)-tert-butyl (1-hydroxypent-4-en-2-yl)carbamate 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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