I7FQ5A183L 186256-67-7 Cryptophycin-52 Cyclo(2,2-dimethyl-beta-alanyl-(2S)-2-hydroxy-4-methylpentanoyl-(2E,5S,6S)-5-hydroxy-6-((2R,3R)-3-phenyloxiranyl)-2-heptenoyl-3-chloro-O-methyl-D-tyrosyl) Cryptophycin 52 LY 355703 LY355703 UNII-I7FQ5A183L CAS 186256-67-7

Purity 97%+In StockPharmaceutical Standards
CAS No.186256-67-7
Molecular FormulaC36H45ClN2O8
Molecular Weight669.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

I7FQ5A183L 186256-67-7 Cryptophycin-52 Cyclo(2,2-dimethyl-beta-alanyl-(2S)-2-hydroxy-4-methylpentanoyl-(2E,5S,6S)-5-hydroxy-6-((2R,3R)-3-phenyloxiranyl)-2-heptenoyl-3-chloro-O-methyl-D-tyrosyl) Cryptophycin 52 LY 355703 LY355703 UNII-I7FQ5A183L CAS 186256-67-7 chemical structure

Description

The occurrence of I7FQ5A183L 186256-67-7 Cryptophycin-52 Cyclo(2,2-dimethyl-beta-alanyl-(2S)-2-hydroxy-4-methylpentanoyl-(2E,5S,6S)-5-hydroxy-6-((2R,3R)-3-phenyloxiranyl)-2-heptenoyl-3-chloro-O-methyl-D-tyrosyl) Cryptophycin 52 LY 355703 LY355703 UNII-I7FQ5A183L is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies I7FQ5A183L 186256-67-7 Cryptophycin-52 Cyclo(2,2-dimethyl-beta-alanyl-(2S)-2-hydroxy-4-methylpentanoyl-(2E,5S,6S)-5-hydroxy-6-((2R,3R)-3-phenyloxiranyl)-2-heptenoyl-3-chloro-O-methyl-D-tyrosyl) Cryptophycin 52 LY 355703 LY355703 UNII-I7FQ5A183L (CAS 186256-67-7), a certified reference material (molecular formula C36H45ClN2O8, MW 669.20 g/mol) for analytical method development and quality control.

Structurally, I7FQ5A183L 186256-67-7 Cryptophycin-52 Cyclo(2,2-dimethyl-beta-alanyl-(2S)-2-hydroxy-4-methylpentanoyl-(2E,5S,6S)-5-hydroxy-6-((2R,3R)-3-phenyloxiranyl)-2-heptenoyl-3-chloro-O-methyl-D-tyrosyl) Cryptophycin 52 LY 355703 LY355703 UNII-I7FQ5A183L (C36H45ClN2O8) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 669.20 g/mol, it falls into the high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures I7FQ5A183L 186256-67-7 Cryptophycin-52 Cyclo(2,2-dimethyl-beta-alanyl-(2S)-2-hydroxy-4-methylpentanoyl-(2E,5S,6S)-5-hydroxy-6-((2R,3R)-3-phenyloxiranyl)-2-heptenoyl-3-chloro-O-methyl-D-tyrosyl) Cryptophycin 52 LY 355703 LY355703 UNII-I7FQ5A183L under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC36H45ClN2O8
Molecular Weight669.20 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2010
Halogen ContentCl-containing
Nitrogen Atoms2

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