(5aR,10bS)-2-mesityl-9-nitro-5a,10b-dihydro-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-2-ium tetrafluoroborate CAS 2128740-77-0

Purity 97%+In StockPharmaceutical Standards
CAS No.2128740-77-0
Molecular FormulaC21H21N4O3 BF4
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(5aR,10bS)-2-mesityl-9-nitro-5a,10b-dihydro-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-2-ium tetrafluoroborate CAS 2128740-77-0 chemical structure

Description

CATO supplies (5aR,10bS)-2-mesityl-9-nitro-5a,10b-dihydro-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-2-ium tetrafluoroborate (CAS 2128740-77-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H21N4O3 BF4. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC21H21N4O3 BF4
Molecular Weight464.23 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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)11.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Halogen ContentF-containing
Nitrogen Atoms4

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