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KYL TFA, CAS No.676657-00-4(free)
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
224,000+ research products · Triple ISO certified · COA & SDS available for every product · Same-day shipping on in-stock items
Why this grade
≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Storage & shipping
Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
Quality documents
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Literature proof
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications
Product Name
KYL TFA, CAS No.676657-00-4(free)
Synonyms
L-Lysyl-L-tyrosyl-L-leucyl-L-prolyl-L-tyrosyl-L-tryptophyl-L-prolyl-L-valyl-L-leucyl-L-seryl-L-seryl-L-leucine trifluoroacetate salt, KYLPYWPVLSSL trifluoroacetate salt；KYL trifluoroacetate salt；KYL peptide TFA
Specifications & Purity
≥98%
Biochemical and Physiological Mechanisms
KYL is a potent and selective EphA4 receptor tyrosine kinase antagonist that inhibits EphA4-EphrinA5 interactions. KYL binds to the ephrin-binding domain of EphA4.
Sequence
KYLPYWPVLSSL
CAS
676657-00-4(free)
Molecule Type
Peptide
Storage and Shipping
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
Documentation
📋 Safety Data Sheet (SDS)
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →✅ Certificate of Analysis (COA)
Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →🔬 Specification Sheet
Full quality attributes and acceptance criteria for this grade.
View spec sheet →Advanced Data
Certificates（CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 I2203339 | Certificate of Analysis | Jun 09, 2025 | K407688 |
| I2203340 | Certificate of Analysis | Jun 09, 2025 | K407688 |
| I2203341 | Certificate of Analysis | Jun 09, 2025 | K407688 |
| I2203342 | Certificate of Analysis | Jun 09, 2025 | K407688 |
| I2203343 | Certificate of Analysis | Jun 09, 2025 | K407688 |
| I2203344 | Certificate of Analysis | Jun 09, 2025 | K407688 |
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