diammonium dioxochromiumbis(olate)

• ChemBase ID: 295349
• Molecular Formular: CrH8N2O4
• Molecular Mass: 152.07062
• Monoisotopic Mass: 151.98891425
• SMILES: [NH4+].[NH4+].[O-][Cr](=O)(=O)[O-]
• Canonical SMILES: [O-][Cr](=O)(=O)[O-].[NH4+].[NH4+]
• InChI: InChI=1S/Cr.2H3N.4O/h;2*1H3;;;;/q;;;;;2*-1/p+2
• InChIKey: MFFLHUNPSHBKRG-UHFFFAOYSA-P

NAMES AND DATABASE IDS

Names

• IUPAC name: diammonium dioxochromiumbis(olate)
• IUPAC Traditional name: diammonium chromate(2-)
• Synonyms: Ammonium chromate, Reagent Grade; Ammonium chromate; 铬酸铵, 试剂级; 铬酸铵

Database IDs

• CAS Number: 7788-98-9
• EC Number: 232-138-4
• MDL Number: MFCD00015958
• Merck Index: 14510
• PubChem SID: 180680880
• PubChem CID: 24595

CALCULATED PROPERTIES

• Acid pKa: -2.30103
• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): -6.720884
• LogD (pH = 7.4): -7.0465326
• Log P: -2.5252
• Molar Refractivity: 5.7716 cm^3
• Polarizability: 6.1887565 Å^3
• Polar Surface Area: 80.26 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: Soluble in water. Slightly soluble in liquid ammonia, acetone, methanol. Insoluble in ethanol.
• Apperance: Crystalline
• Melting Point: 180°C dec.
• Density: 1.91

Safety Information

• European Hazard Symbols: Nature polluting (N); Oxidising (O); Toxic (T)
• UN Number: UN3087
• Hazard Class: 5.1
• Packing Group: III
• Risk Statements: 49-8-34-43-50/53
• Safety Statements: 53-45-60-61
• TSCA Listed: 是
• GHS Pictograms: GHS03; GHS07; GHS08; GHS09
• GHS Hazard statements: H350-H272-H400-H410-H317
• GHS Precautionary statements: P221-P210-P302+P352-P321-P405-P501A

Product Information

• Purity: 98+%