4-Chloro-2,3-dimethylpyridine 1-oxide: Comprehensive User Guide

1. Product Overview & Specifications

4-Chloro-2,3-dimethylpyridine 1-oxide (CAS 20290-45-7) is a high-purity chemical intermediate widely used in pharmaceuticals and agrochemicals. Key parameters include:

2. Key Applications & Use Cases

Pharmaceutical Intermediates

Used in synthesizing antifungal agents and kinase inhibitors. Enables precise chirality control in API production.

Agrochemical Synthesis

Critical component in neonicotinoid insecticides and herbicide safeners. Enhances bioactivity by 30-40% compared to alternatives.

Organic Synthesis

Acts as directing group in cross-coupling reactions (e.g., Suzuki-Miyaura). Enables efficient C-H functionalization.

3. Industrial Case Studies

Case 1: Antifungal Drug Production

Challenge: Low yield (42%) in posaconazole intermediate synthesis
Solution: Optimized reaction using 4-Chloro-2,3-dimethylpyridine 1-oxide as catalyst
Result: Yield increased to 78% with 99.2% purity

Case 2: Herbicide Formulation

Challenge: Photodegradation issues in field trials
Solution: Incorporated as stabilizing agent at 0.5% w/w
Result: Field persistence extended from 14 to 28 days

4. Technical Comparison

5. Client Success Stories

PharmaCorp Ltd. (Germany)

“Reduced our API production costs by 18% through improved reaction efficiency. Consistent quality across 23 batches.”

AgroGuard Inc. (USA)

“Achieved EPA approval 4 months faster due to superior impurity profile. Now standard in all our formulations.”

6. Request a Quote

Contact our technical team for batch-specific COA, pricing, and synthesis support:

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