Mca-(Asn670,Leu671)-Amyloid β/A4 Protein Precursor770 (667-675)-Lys(Dnp) ammonium CAS 1802078-31-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1802078-31-4
Molecular FormulaC68H88N14O27
Molecular Weight1533.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Mca-(Asn670,Leu671)-Amyloid β/A4 Protein Precursor770 (667-675)-Lys(Dnp) ammonium CAS 1802078-31-4 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Mca-(Asn670,Leu671)-Amyloid β/A4 Protein Precursor770 (667-675)-Lys(Dnp) ammonium.

Mca-(Asn670,Leu671)-Amyloid β/A4 Protein Precursor770 (667-675)-Lys(Dnp) ammonium (CAS 1802078-31-4), molecular formula C68H88N14O27 and molecular weight 1533.53 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, Mca-(Asn670,Leu671)-Amyloid β/A4 Protein Precursor770 (667-675)-Lys(Dnp) ammonium (C68H88N14O27) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 32.0, corresponding to approximately 32 ring(s) or double-bond equivalent(s). With a molecular weight of 1533.53 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), Mca-(Asn670,Leu671)-Amyloid β/A4 Protein Precursor770 (667-675)-Lys(Dnp) ammonium meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC68H88N14O27
Molecular Weight1533.53 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
Degree of Unsaturation (DBE)32.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Nitrogen Atoms14

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