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1H-Indole-3-acetic acid, 5-fluoro-

CAS 443-73-2 · Fluorinated Compound · 3 functional traits · cGMP compliant · Ships from USA in 2-3 days

Fluorinated Compound

1H-Indole-3-acetic acid, 5-fluoro-

Fluorinated PharmaceuticalDiagnostic ImagingAgrochemicalMaterials ScienceMedicinal ChemistryCatalysis
CAS Number 443-73-2
Category Fluorinated Compound · Heterocyclic Compound
Origin USA
Compliance cGMP

Questions? Contact our chemistry team:

chemistry@chem-contract.com | +1 (714) 732-8549
In stock — typically ships within 2-3 business days

About 1H-Indole-3-acetic acid, 5-fluoro-

1H-Indole-3-acetic acid, 5-fluoro- (CAS Number: 443-73-2) is a fluorine-containing building block with enhanced metabolic stability featuring a Indole ring. ChemContract Research supplies this moderate-complexity compound in high purity from our Huntington Beach, California facility, ensuring consistent quality and reliable domestic delivery throughout the United States.

The carbon–fluorine bond is the strongest single bond to carbon (485 kJ/mol). This exceptional stability underpins the "fluorine scan" strategy used in medicinal chemistry to optimize drug candidates. Heterocyclic rings appear in approximately 85% of all biologically active compounds. The nitrogen, oxygen, or sulfur heteroatom modulates electron density, hydrogen bonding, and aqueous solubility. Carboxylic acids are among the most synthetically versatile functional groups — they can be converted to amides, esters, acid chlorides, anhydrides, alcohols, and aldehydes in a single step.

Primary applications include metabolic blocking strategy — fluorine substitution to improve drug half-life and core scaffold in kinase inhibitor design for oncology therapeutics. This compound serves researchers and manufacturers across the pharmaceutical, diagnostic imaging, agrochemical sectors. Whether you require 1H-Indole-3-acetic acid, 5-fluoro- for early-stage research, process development, or commercial-scale production, ChemContract Research offers flexible ordering from milligram to multi-kilogram quantities with custom synthesis options and full batch documentation including Certificates of Analysis (CoA) and Safety Data Sheets.

Ring Systems: Indole
Functional Groups: Carboxylic acid (–COOH)Fluorine (C–F)

Fluorinated Compound Applications & Target Industries

How 1H-Indole-3-acetic acid, 5-fluoro- is used across pharmaceutical and diagnostic imaging sectors

01

Metabolic blocking strategy — fluorine substitution to improve drug half-life

02

Core scaffold in kinase inhibitor design for oncology therapeutics

03

Amide bond formation via EDC/HOBt or HATU coupling in peptide synthesis

04

PET radiotracer precursor ([¹⁸F]-labeling) for diagnostic imaging

05

GPCR modulator development for CNS and cardiovascular indications

06

Salt formation with amines to improve drug crystallinity and stability

Target Industries: PharmaceuticalDiagnostic ImagingAgrochemicalMaterials ScienceMedicinal ChemistryCatalysis

1H-Indole-3-acetic acid, 5-fluoro- Specifications

Detailed specifications for this fluorinated compound, including purity, molecular weight, and analytical data are available upon request. Every batch from ChemContract Research includes:

  • Certificate of Analysis (CoA) with purity verification
  • HPLC, NMR, and/or mass spectrometry characterization data
  • Material Safety Data Sheet (MSDS/SDS)
  • Batch-specific documentation and lot traceability
  • Custom analytical testing available on request
Request Full Specifications

Quick Reference

Compound Name 1H-Indole-3-acetic acid, 5-fluoro-
Type Fluorinated Compound
Category Fluorinated Compound · Heterocyclic Compound
Purity ≥95% (custom grades available)
Complexity Moderate (2 functional groups, 1 ring)
Compliance cGMP
Packaging mg to kg scale

Storage & Handling for Fluorinated Compounds

Handling Guidelines

Handle with care in a well-ventilated fume hood. Some fluorinated compounds may release HF upon decomposition. Use chemical-resistant gloves. Handle with standard laboratory precautions. Some heterocycles may be hygroscopic or irritating. Use adequate ventilation. Acids may be corrosive or irritating. Handle with chemical-resistant gloves and eye protection. Use a fume hood for volatile acids.

Storage Conditions

Store at recommended temperature in a tightly sealed container. Protect from moisture, heat, and incompatible materials. Store at recommended temperature in a tightly sealed container. Some heterocyclic compounds are light-sensitive. Store at room temperature in a tightly sealed container. Protect from moisture and strong bases.

Why Buy 1H-Indole-3-acetic acid, 5-fluoro- From ChemContract?

Quality Assured

Every batch of 1H-Indole-3-acetic acid, 5-fluoro- is produced under cGMP conditions with full CoA documentation, HPLC purity verification, and lot traceability.

Fast USA Shipping

Ship from our Huntington Beach, CA facility with 2-3 business day domestic delivery. No import delays, no customs fees, no tariff surprises.

Custom Synthesis

Need a specific grade, quantity, or derivative of 1H-Indole-3-acetic acid, 5-fluoro-? Our team of PhD chemists can develop custom synthesis solutions for your exact requirements.

Frequently Asked

Common questions about 1H-Indole-3-acetic acid, 5-fluoro-

What is 1H-Indole-3-acetic acid, 5-fluoro- used for? +

1H-Indole-3-acetic acid, 5-fluoro- is a fluorine-containing building block with enhanced metabolic stability used primarily in the pharmaceutical and diagnostic imaging industries. Key applications include metabolic blocking strategy — fluorine substitution to improve drug half-life and core scaffold in kinase inhibitor design for oncology therapeutics.

Where can I buy 1H-Indole-3-acetic acid, 5-fluoro- in the USA? +

ChemContract Research is a trusted USA-based supplier of 1H-Indole-3-acetic acid, 5-fluoro-. We offer competitive pricing, fast domestic shipping from our Huntington Beach, California facility, and full quality documentation including Certificates of Analysis (CoA). Request a quote at chemistry@chem-contract.com or call +1 (714) 732-8549.

What purity levels are available for 1H-Indole-3-acetic acid, 5-fluoro-? +

ChemContract Research supplies 1H-Indole-3-acetic acid, 5-fluoro- in multiple purity grades: ≥95% standard grade, ≥97% high-purity grade, and ≥99% ultra-high-purity grade depending on application requirements. We can also provide custom purity grades through our synthesis capabilities. Contact us for specific purity information and CoA documentation.

Can ChemContract synthesize 1H-Indole-3-acetic acid, 5-fluoro- in custom quantities? +

Yes. ChemContract Research offers custom synthesis services for 1H-Indole-3-acetic acid, 5-fluoro- from milligram to multi-kilogram scale. Our cGMP-compliant facilities and experienced chemists can accommodate custom specifications, packaging requirements, and delivery timelines. Contact our team to discuss your project.

What coupling reagents work best with 1H-Indole-3-acetic acid, 5-fluoro-? +

For amide bond formation from the carboxylic acid in 1H-Indole-3-acetic acid, 5-fluoro-, HATU/DIPEA is recommended for peptide coupling (high yield, low epimerization). EDC/HOBt is a cost-effective alternative for non-peptide amides. T3P (propylphosphonic acid anhydride) offers excellent atom economy with easy workup. For ester formation, DCC/DMAP (Steglich conditions) or Mitsunobu conditions are standard.

What drug discovery applications use 1H-Indole-3-acetic acid, 5-fluoro-? +

The Indole ring system(s) in 1H-Indole-3-acetic acid, 5-fluoro- is a privileged structure in medicinal chemistry, appearing in numerous FDA-approved drugs. This scaffold is commonly used in kinase inhibitor design, GPCR modulator development, and lead optimization programs. ChemContract supplies this building block for early-stage discovery through process-scale manufacturing.

How should I store 1H-Indole-3-acetic acid, 5-fluoro-? +

Store at recommended temperature in a tightly sealed container. Protect from moisture, heat, and incompatible materials. Store at recommended temperature in a tightly sealed container. Some heterocyclic compounds are light-sensitive. Store at room temperature in a tightly sealed container. Protect from moisture and strong bases. Always consult the compound-specific Safety Data Sheet (SDS) provided with your order for detailed storage requirements. ChemContract Research includes handling and storage documentation with every shipment.

What is the CAS number of 1H-Indole-3-acetic acid, 5-fluoro-? +

The CAS Registry Number for 1H-Indole-3-acetic acid, 5-fluoro- is 443-73-2. This unique identifier is used worldwide to reference this specific compound in chemical databases, regulatory filings, and scientific literature. ChemContract Research supplies this compound with full quality documentation. Contact us at chemistry@chem-contract.com for availability and pricing.

Chemical analysis laboratory with HPLC instruments for purity and impurity testing Custom chemical synthesis reaction setup for pharmaceutical intermediate production

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