N-Octadecylfluorescein-5-thiourea, 90% CAS 65603-18-1

Purity 97%+In StockPharmaceutical Standards
CAS No.65603-18-1
Molecular FormulaC39H50N2O5S
Molecular Weight658.89 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-Octadecylfluorescein-5-thiourea, 90% CAS 65603-18-1 chemical structure

Description

CATO supplies N-Octadecylfluorescein-5-thiourea, 90% (CAS 65603-18-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C39H50N2O5S. Molecular weight: 658.89 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC39H50N2O5S
Molecular Weight658.89 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)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1975
Nitrogen Atoms2
Sulfur Atoms1

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