126985-98-6 locustatachykinin II protein, Locusta migratoria Tachykinin I (locusta migratoria), 1-L-alanine-2a-endo-L-leucine- Ala-pro-leu-ser-gly-phe-tyr-gly-val-arg-NH2 Lom-TK-II CAS 126985-98-6

Purity 97%+In StockPharmaceutical Standards
CAS No.126985-98-6
Molecular FormulaC50H76N14O12
Molecular Weight1065.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

126985-98-6
locustatachykinin II protein, Locusta migratoria
Tachykinin I (locusta migratoria), 1-L-alanine-2a-endo-L-leucine-
Ala-pro-leu-ser-gly-phe-tyr-gly-val-arg-NH2
Lom-TK-II CAS 126985-98-6 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 1065.23 g/mol gives 126985-98-6 locustatachykinin II protein, Locusta migratoria Tachykinin I (locusta migratoria), 1-L-alanine-2a-endo-L-leucine- Ala-pro-leu-ser-gly-phe-tyr-gly-val-arg-NH2 Lom-TK-II distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

126985-98-6 locustatachykinin II protein, Locusta migratoria Tachykinin I (locusta migratoria), 1-L-alanine-2a-endo-L-leucine- Ala-pro-leu-ser-gly-phe-tyr-gly-val-arg-NH2 Lom-TK-II (CAS 126985-98-6), molecular formula C50H76N14O12 and molecular weight 1065.23 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 126985-98-6 locustatachykinin II protein, Locusta migratoria Tachykinin I (locusta migratoria), 1-L-alanine-2a-endo-L-leucine- Ala-pro-leu-ser-gly-phe-tyr-gly-val-arg-NH2 Lom-TK-II (C50H76N14O12) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 20.0, corresponding to approximately 20 ring(s) or double-bond equivalent(s). With a molecular weight of 1065.23 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

As a certified reference material (CRM), 126985-98-6 locustatachykinin II protein, Locusta migratoria Tachykinin I (locusta migratoria), 1-L-alanine-2a-endo-L-leucine- Ala-pro-leu-ser-gly-phe-tyr-gly-val-arg-NH2 Lom-TK-II 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 FormulaC50H76N14O12
Molecular Weight1065.23 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)20.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Nitrogen Atoms14

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