CAS 16066-91-4 · Iodinated Compound · 2 functional traits · cGMP compliant · Ships from USA in 2-3 days
5-Iodo-1H-indole (CAS Number: 16066-91-4) is an iodo-substituted compound offering high reactivity in metal-mediated transformations featuring a Indole ring. ChemContract Research supplies this simple-complexity compound in high purity from our Huntington Beach, California facility, ensuring consistent quality and reliable domestic delivery throughout the United States.
The C–I bond is the weakest carbon–halogen bond, which translates to the highest reactivity in oxidative addition — making aryl iodides the first-choice substrate for challenging cross-coupling reactions. 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.
Primary applications include sonogashira and heck coupling with the lowest activation barrier among aryl halides and core scaffold in kinase inhibitor design for oncology therapeutics. This compound serves researchers and manufacturers across the pharmaceutical, nuclear medicine, fine chemical sectors. Whether you require 5-Iodo-1H-indole 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.
How 5-Iodo-1H-indole is used across pharmaceutical and nuclear medicine sectors
Sonogashira and Heck coupling with the lowest activation barrier among aryl halides
Core scaffold in kinase inhibitor design for oncology therapeutics
Radioiodination precursor for SPECT and PET diagnostic imaging
GPCR modulator development for CNS and cardiovascular indications
Metal–halogen exchange with n-BuLi for directed metalation strategies
Herbicide and fungicide scaffolds in modern crop protection
Detailed specifications for this iodinated compound, including purity, molecular weight, and analytical data are available upon request. Every batch from ChemContract Research includes:
Iodo compounds may be light-sensitive and can stain skin. Handle in a fume hood and protect from light during use. Handle with standard laboratory precautions. Some heterocycles may be hygroscopic or irritating. Use adequate ventilation.
Store refrigerated (2–8 °C) in a light-resistant, tightly sealed container under inert atmosphere to prevent degradation. Store at recommended temperature in a tightly sealed container. Some heterocyclic compounds are light-sensitive.
Every batch of 5-Iodo-1H-indole is produced under cGMP conditions with full CoA documentation, HPLC purity verification, and lot traceability.
Ship from our Huntington Beach, CA facility with 2-3 business day domestic delivery. No import delays, no customs fees, no tariff surprises.
Need a specific grade, quantity, or derivative of 5-Iodo-1H-indole? Our team of PhD chemists can develop custom synthesis solutions for your exact requirements.
Common questions about 5-Iodo-1H-indole
5-Iodo-1H-indole is an iodo-substituted compound offering high reactivity in metal-mediated transformations used primarily in the pharmaceutical and nuclear medicine industries. Key applications include sonogashira and heck coupling with the lowest activation barrier among aryl halides and core scaffold in kinase inhibitor design for oncology therapeutics.
ChemContract Research is a trusted USA-based supplier of 5-Iodo-1H-indole. 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.
ChemContract Research supplies 5-Iodo-1H-indole 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.
Yes. ChemContract Research offers custom synthesis services for 5-Iodo-1H-indole 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.
As a iodinated compound, 5-Iodo-1H-indole is an excellent substrate for palladium-catalyzed cross-coupling reactions including Suzuki, Heck, Negishi, Sonogashira, and Buchwald–Hartwig amination. It can also be used for Grignard reagent preparation, metal–halogen exchange with organolithium reagents, and nucleophilic substitution reactions.
The Indole ring system(s) in 5-Iodo-1H-indole 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.
Store refrigerated (2–8 °C) in a light-resistant, tightly sealed container under inert atmosphere to prevent degradation. Store at recommended temperature in a tightly sealed container. Some heterocyclic compounds are light-sensitive. 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.
The CAS Registry Number for 5-Iodo-1H-indole is 16066-91-4. 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.
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