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| Description Ammonium bicarbonate is an inorganic compound with formula (NH4)HCO3, simplified to NH5CO3. The compound has many names, reflecting its long history. Chemically speaking, it is the bicarbonate salt of the ammonium ion. It is a colourless solid that degrades readily to carbon dioxide, water and ammonia. Ammonium bicarbonate Names IUPAC name Ammonium hydrogen carbonate Other names Bicarbonate of ammonia, ammonium hydrogen carbonate, hartshorn, AmBic, powdered baking ammonia, Baking soda Identifiers CAS Number 1066-33-7Y ChemSpider 13395Y Jmol 3D model Interactive image RTECS number BO8600000 UNII 45JP4345C9Y InChI InChI=1S/CH2O3.H3N/c2-1(3)4;/h(H2,2,3,4);1H3Y Key:ATRRKUHOCOJYRX-UHFFFAOYSA-NY InChI=1/CH2O3.H3N/c2-1(3)4;/h(H2,2,3,4);1H3 Key:ATRRKUHOCOJYRX-UHFFFAOYAW SMILES [O-]C(=O)O.[NH4+] Properties Chemical formula NH4HCO3 Molar mass 79.056 g/mol Density 1.586 g/cm3 Melting point 41.9°C (107.4°F; 315.0K) decomposes Solubility in water 11.9 g/100 mL (0 °C) 21.6 g/100 mL (20 °C) 36.6 g/100 mL (40 °C) Solubility insoluble in methanol Hazards Main hazards Decomposes to release ammonia Safety data sheet ICSC 1333 GHS pictograms GHS hazard statements H302 GHS precautionary statements none NFPA 704 0 2 0 Flash point Non-flammable Related compounds Other anions Ammonium carbonate Other cations Sodium bicarbonate Potassium bicarbonate Except where otherwise noted, data are given for materials in their standard state (at 25°C [77°F], 100kPa). Yverify(what isYN?) Infoboxreferences Basic Info Chemical Name Ammonium bicarbonate Synonyms Ammonium hydrogen carbonate; Ammonium Bicarbonate; Ammonium hydrogencarbonate; azanium,hydrogen carbonate; CAS No. 1066-33-7 Molecular Formula CH5NO3 Molecular Weight 79.05530 PSA 60.36000 LogP -0.73610 Properties Appearance & Physical State white crystalline powder Density 1.58 Boiling Point 169.8ºC Melting Point 105ºC Water Solubility 220 g/L (20 ºC) Stability Stable. Incompatible with strong acids, alkali metals. Storage Condition Store at RT. Vapor Density 2.7 (vs air) Vapor Pressure 2.58E-05mmHg at 25°C |
