L2319331Determine the necessary mass, volume, or concentration for preparing a solution.
α-helical CRF 9-41, CAS No.90880-23-2
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GRADE & PURITY ≥98%
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Why this grade
≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Storage & shipping
Store at -20°C,Desiccated 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.
Overview
Alpha-helical CRF(9-41) is a competitive CRF2 receptor antagonist with a KB of about 100 nM. Alpha-helical CRF(9-41) is also a partial agonist of the CRF1 receptor with an EC50 of 140 nM
Biological activity:
Biological Activity for α-helical CRF 9-41 α-helical CRF 9-41 is a corticotropin-releasing factor receptor antagonist (Ki values are 17, 5 and 0.97 at human CRF1, rat CRF2α and mouse CRF2β receptors respectively).
Specifications
Product Name
α-helical CRF 9-41, CAS No.90880-23-2
Synonyms
α-helical-Corticotropin-Releasing Factor 9-41
Specifications & Purity
≥98%
Biochemical and Physiological Mechanisms
Corticotropin-releasing factor receptor antagonist (Kivalues are 17, 5 and 0.97 at human CRF1, rat CRF2αand mouse CRF2βreceptors respectively).
Sequence
DLTFHLLREMLEMAKAEQEAEQAALNRLLLEEA(Modifications: Ala-33 = C-terminal amide)
CAS
90880-23-2
Molecule Type
Protein
Storage and Shipping
Storage
Store at -20°C,Desiccated
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
Mechanisms of Action
Certificates（CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Solution Calculators
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