1'-tert-Butyl 6-ethyl 4-fluoro-1-methyl-2-oxospiro[indoline-3,4'-piperidine]-1',6-dicarboxylate CAS 2171390-88-6

Purity 97%+In StockPharmaceutical Standards
CAS No.2171390-88-6
Molecular FormulaC21H27FN2O5
Molecular Weight406.45 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1'-tert-Butyl 6-ethyl 4-fluoro-1-methyl-2-oxospiro[indoline-3,4'-piperidine]-1',6-dicarboxylate CAS 2171390-88-6 chemical structure

Description

1'-tert-Butyl 6-ethyl 4-fluoro-1-methyl-2-oxospiro[indoline-3,4'-piperidine]-1',6-dicarboxylate (CAS 2171390-88-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H27FN2O5. Molecular weight: 406.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC21H27FN2O5
Molecular Weight406.45 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1998
Halogen ContentF-containing
Nitrogen Atoms2

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