9654F8OVKE 77944-88-8 Lucifer yellow 1H-Benz(de)isoquinoline-2(3H)-carboxylic acid, 6-amino-1,3-dioxo-5,8-disulfo-, 2-hydrazide, dilithium salt Dilithium 6-amino-2-((hydrazinocarbonyl)amino)-2, 3-dihydro-1,3-dioxo-1H-benz(de)isoquinoline-5,8-disulfonate UNII-9654F8OVKE CAS 77944-88-8

Purity 97%+In StockPharmaceutical Standards
CAS No.77944-88-8
Molecular FormulaC13H8N4O9S2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

9654F8OVKE 77944-88-8 Lucifer yellow 1H-Benz(de)isoquinoline-2(3H)-carboxylic acid, 6-amino-1,3-dioxo-5,8-disulfo-, 2-hydrazide, dilithium salt Dilithium 6-amino-2-((hydrazinocarbonyl)amino)-2, 3-dihydro-1,3-dioxo-1H-benz(de)isoquinoline-5,8-disulfonate UNII-9654F8OVKE CAS 77944-88-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 435.29 g/mol gives 9654F8OVKE 77944-88-8 Lucifer yellow 1H-Benz(de)isoquinoline-2(3H)-carboxylic acid, 6-amino-1,3-dioxo-5,8-disulfo-, 2-hydrazide, dilithium salt Dilithium 6-amino-2-((hydrazinocarbonyl)amino)-2, 3-dihydro-1,3-dioxo-1H-benz(de)isoquinoline-5,8-disulfonate UNII-9654F8OVKE distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

9654F8OVKE 77944-88-8 Lucifer yellow 1H-Benz(de)isoquinoline-2(3H)-carboxylic acid, 6-amino-1,3-dioxo-5,8-disulfo-, 2-hydrazide, dilithium salt Dilithium 6-amino-2-((hydrazinocarbonyl)amino)-2, 3-dihydro-1,3-dioxo-1H-benz(de)isoquinoline-5,8-disulfonate UNII-9654F8OVKE (CAS 77944-88-8) is a high-purity analytical reference standard with the molecular formula C13H8N4O9S2Li and a molecular weight of 435.29 g/mol.

Based on its molecular formula C13H8N4O9S2Li, 9654F8OVKE 77944-88-8 Lucifer yellow 1H-Benz(de)isoquinoline-2(3H)-carboxylic acid, 6-amino-1,3-dioxo-5,8-disulfo-, 2-hydrazide, dilithium salt Dilithium 6-amino-2-((hydrazinocarbonyl)amino)-2, 3-dihydro-1,3-dioxo-1H-benz(de)isoquinoline-5,8-disulfonate UNII-9654F8OVKE contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 435.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC13H8N4O9S2 2*Li
Molecular Weight435.29 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1979
Nitrogen Atoms4
Sulfur Atoms2

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