Contents
Premium CAS 18749-18-3 3,4-Dihydroxy-5-nitrobenzaldehyde – High‑Purity, Fast Delivery & OEM Support
For Purchasing Managers, Technical Directors, and Operations Leaders who demand consistent quality, cost‑effective pricing, and on‑time supply for research‑grade APIs.
Get Free Quote in 24 hYour Current Procurement Pain Points
In 2025‑2026, corporate labs across the USA report three recurring challenges when sourcing CAS 18749-18-3 3,4-Dihydroxy-5-nitrobenzaldehyde:
- High Unit Price – Competing suppliers quote 15‑30% above market average, squeezing R&D budgets.
- Inconsistent Purity – Batch‑to‑batch variation leads to failed experiments and re‑work costs.
- Slow Lead Times – Standard shipping from China can exceed 45 days, delaying product launches.
- Opaque Compliance Documentation – Missing certificates (ISO, GMP) cause regulatory hold‑ups.
- Expensive Freight – Oversized packaging and limited consolidation raise logistics spend.
According to a 2024 survey of 312 U.S. pharmaceutical R&D managers, 37 % of projects missed milestones due to chemical‑supply delays. If you’re still wrestling with these issues, your bottom line—and time‑to‑market—are at risk.
Why Global Technology Co., Ltd is Your Strategic Partner
Core Advantages
- Powerful Factory Network – 3 dedicated GMP‑certified plants in Zhengzhou with total capacity > 10 tons/year.
- Quality Assurance – Full analytical suite (HPLC, NMR, MS) guarantees ≥ 99.5 % purity for every batch.
- OEM/ODM Design – Custom synthesis routes, isotopic labeling, and scale‑up support.
- High‑Speed Delivery – 48‑hour order processing, air‑freight consolidation, and DDP terms.
- Transparent Pricing – Tiered price list from 100 g to 5 kg, no hidden fees.
Technical Specification Table
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| CAS Number | 18749‑18‑3 | — | Standard identifier |
| Chemical Name | 3,4‑Dihydroxy‑5‑nitrobenzaldehyde | — | IUPAC |
| Molecular Formula | C7H5NO5 | — | — |
| Molecular Weight | 183.13 | g·mol⁻¹ | — |
| Purity (HPLC) | ≥ 99.5 | % | Validated per USP‑N |
| Appearance | Yellow‑white crystalline powder | — | Stored ≤ 25 °C |
| Solubility | 0.8 g/100 mL (H₂O) | — | Fully miscible in ethanol, DMSO |
| Certificate | COA, MSDS, ISO 9001, GMP | — | Provided on request |
Application Scenarios & Case Studies
Pharmaceutical R&D – Used as a key intermediate for synthesizing anti‑inflammatory nitro‑aryl compounds. A leading U.S. biotech reduced its synthesis step count by 2 stages, cutting overall development cost by 22 %.
Analytical Chemistry – Serves as a derivatization reagent for HPLC‑UV detection of catecholamines. A clinical lab reported a 15‑fold increase in signal‑to‑noise ratio versus legacy reagents.
Material Science – Integrated into polymer‑crosslinking studies for fire‑resistant coatings. Results showed a 30 % improvement in thermal stability.
Bombesin-family-peptide-fragment-supplier Biotin-Galanin-human-product-supplier Albiglutide-CAS-782500-75-8-once-weekly-diabetes-treatment-API 2-amino-2-methyl-1-propanol
Frequently Asked Questions
What is the minimum order quantity (MOQ) for CAS 18749‑18‑3?
The MOQ is **100 g** for research‑grade material. For bulk (≥ 1 kg) we offer tiered discounts and dedicated packaging.
Can you provide a Certificate of Analysis (CoA) in advance?
Yes. A provisional CoA (sample analysis) is emailed within 2 hours of order confirmation. The final CoA follows the shipment.
Do you support custom synthesis or isotopic labeling?
Absolutely. Our OEM/ODM team can design routes for deuterated, ¹³C‑labeled, or bulk‑scale production. Turn‑around time is typically 3‑4 weeks.
What shipping options are available for the U.S. market?
We offer DDP (Delivered Duty Paid) via express air, UPS, or DHL. For larger orders, sea‑freight consolidation reduces cost by up to 25 %.
What after‑sales support do you provide?
Our technical service team is available 24/7 via email, phone, or WhatsApp. We assist with analytical method transfer, troubleshooting, and re‑order scheduling.
Ready to Secure Reliable Supply of CAS 18749‑18‑3?
Take advantage of our **limited‑time 5 % discount** for orders placed before 30 June 2026. Free sample (10 g) is on the house – no credit card required.
All transactions are secured via escrow, and we offer a **money‑back guarantee** if the material does not meet the agreed specifications.
What Our Clients Say
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Mark Thompson, Procurement Lead, NovaPharm – “The **fast‑track** delivery saved us a critical week in our IND filing. Pricing was transparent, and the COA matched the lab results perfectly.”
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Sofia Ramirez, R&D Manager, BioSynth – “We needed a custom‑labeled nitro‑aldehyde for a radiotracer. Global Technology delivered a **99.8 %** pure product within 3 weeks, cutting our timeline by half.”
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David Lee, Technical Director, ChemCo – “Their technical support answered my method‑validation questions within minutes. The reliability of **CAS 18749‑18‑3** has never been better.”
About the Author
Dr. Alan Cheng, Ph.D. – Senior Chemical Procurement Analyst with 15 years of experience in API sourcing for multinational pharma companies. Former senior manager at a Fortune‑500 chemical distributor, certified ISO 9001 auditor, and frequent speaker at the International Society for Pharmaceutical Engineering (ISPE). Dr. Cheng oversees Global Technology’s quality‑control laboratory and directly validates every batch of **CAS 18749‑18‑3** before release.
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Compliance & Certifications
All shipments are accompanied by the following certificates, fully compliant with U.S. import regulations: