2,4-Dihydroxybenzaldehyde Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 95-01-2 |
| Product name | 2,4-Dihydroxybenzaldehyde |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeCosmetic 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) |
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Documents We Provide for 2,4-Dihydroxybenzaldehyde
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,4-Dihydroxybenzaldehyde Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,4-Dihydroxybenzaldehyde
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing imidazole-class antifungal agents, such as clotrimazole and miconazole | Prepared via Vilsmeier-Haack or Reimer-Tiemann reaction, followed by condensation with appropriate amines |
| Agrochemicals | Intermediate for synthesizing fungicides and plant growth regulators | Applied in the preparation of benzimidazole fungicides (e.g., benomyl) through multi-step organic synthesis, including cyclization and substitution |
| Fine Fragrances | Fixative and precursor for vanillin derivatives | Converted into vanillin analogues via methylation, oxidation, and other reactions for use in premium fragrance formulations |
| Dyes | Intermediate for azo dyes and triarylmethane dyes | Participates in diazotization-coupling reactions or serves as a phenol-formaldehyde condensation monomer for dye structure modification |
| Organic Synthesis | Multifunctional synthon for constructing heterocyclic compounds, such as benzofurans and benzothiophenes | Introduced into target molecules via Knoevenagel condensation, Pechmann condensation, or metal-catalyzed cross-coupling reactions |
Manufacturing Quality Control of 2,4-Dihydroxybenzaldehyde
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection/Physical Observation | Observe the sample’s color, state (e.g., white to off-white crystalline powder), and presence of foreign matter with the naked eye to preliminarily determine whether it meets quality standards. |
| Melting Point | Capsule Melting Point Determination Method | Load the sample into a capillary tube and place it in a melting point apparatus. Heat at a specified rate and record initial and final melting temperatures to verify its purity and consistency (the typical melting point of 2,4-dihydroxybenzaldehyde is approximately 115–118 °C). |
| Identification | Infrared Spectroscopy (IR) High-Performance Liquid Chromatography (HPLC) Ultraviolet-Visible Spectrophotometry (UV-Vis) |
- IR: Compare the sample's infrared absorption spectrum with the standard spectrum for consistency; - HPLC: Retention time under specific chromatographic conditions should match that of the reference standard; - UV-Vis: Maximum absorption occurs at characteristic wavelengths (e.g., around 300 nm), consistent with structural features. |
| Assay (Content Determination) | High-Performance Liquid Chromatography (HPLC) | Use a reverse-phase C18 column with methanol-water or acetonitrile-water as the mobile phase. Detect using a UV detector (e.g., 280–310 nm) and quantify by external standard or internal standard method. Determine the main component content (typically requires ≥98.0% or per pharmacopoeia/enterprise standards). |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Under the same or optimized chromatographic conditions used for the assay, detect and quantify possible impurities such as synthetic byproducts and degradation products (e.g., unreacted raw materials, oxidation products), controlling individual and total impurity limits. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Constant-Temperature Drying Method | Dry the sample at 105 °C until constant weight is achieved and calculate the percentage mass loss to evaluate water and volatile matter content (typically requires ≤0.5%). |
| Residue on Ignition | High-Temperature Ashing Method | After carbonization, incinerate the sample in a high-temperature furnace at 700–800 °C until constant weight is reached. Weigh the residual inorganic matter to control the total inorganic impurity content (typically requires ≤0.1%). |
| Heavy Metals | Thioacetamide Method (Colorimetric) or Atomic Absorption Spectroscopy (AAS) | Determine the total amount or individual elements of heavy metals (e.g., lead, arsenic, cadmium, mercury) according to methods from the Chinese Pharmacopoeia or relevant standards to ensure compliance with safety limits (e.g., ≤10 ppm). |
| Moisture | Karl Fischer Titration (KF Titration) | Use volumetric or coulometric KF titration to accurately measure moisture content in the sample, suitable for moisture-sensitive product quality control. |
Technical Specifications of 2,4-Dihydroxybenzaldehyde
| Test Item | Specification |
|---|---|
| Appearance | Brown solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 148–152°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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 2,4-Dihydroxybenzaldehyde
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,4-Dihydroxybenzaldehyde
Packaging of 2,4-Dihydroxybenzaldehyde
Industrial 2,4-Dihydroxybenzaldehyde 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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