1.01134

Ammonium carbamate

for analysis EMSURE^®

• Synonym(s): Ammonium carbamate, Ammonium carbaminate, Carbamic acid ammonium salt
• Empirical Formula (Hill Notation): CH₆N₂O₂
• CAS Number: 1111-78-0
• Molecular Weight: 78.07
• MDL number: MFCD00013010
• UNSPSC Code: 12352107
• EC Index Number: 214-185-2
• NACRES: NA.21

Properties

• vapor pressure: 82 hPa ( 20 °C)
• Quality Level: 300
• product line: EMSURE^®
• assay: ≥99.5% (alkalimetric)
• form: solid
• potency: 681-1470 mg/kg LD₅₀, oral (Rat)
• ign. residue: ≤0.002% (as sulfate)
• pH: 10 (20 °C, 100 g/L in H₂O)
• mp: 152 °C (closed capillary tube)
• solubility: 790 g/L
• density: 1.6 g/cm³ at 20 °C
• bulk density: 750 kg/m³
• anion traces: chloride (Cl^-): ≤0.0003%; nitrate (NO₃^-): ≤0.001%; phosphate (PO₄^3-): ≤0.0005%; sulfate (SO₄^2-): ≤0.001%
• cation traces: Ca: ≤0.003%; Fe: ≤0.0002%; heavy metals (as Pb): ≤0.0005%
• storage temp.: 15-25°C
• InChI: 1S/CH3NO2.H3N.H2O/c2-1(3)4;;/h2H2,(H,3,4);1H3;1H2
• InChI key: SFWLALIEAXEULE-UHFFFAOYSA-N

Description

Application

• Oxalic acid as a dual C1 surrogate for heterogeneous palladium-catalyzed tandem four-component quinazolinone synthesis.: This study explores the use of ammonium carbamate in synthesizing quinazolinones via a novel palladium-catalyzed method, highlighting its application in organic synthesis (Sheetal et al., 2024).


• High-Capacity, Cooperative CO(2) Capture in a Diamine-Appended Metal-Organic Framework through a Combined Chemisorptive and Physisorptive Mechanism.: Ammonium carbamate is discussed in the context of enhancing CO2 capture efficiency in metal-organic frameworks, showcasing its potential in environmental applications (Zhu et al., 2024).


• Thermal Synthesis of Carbamic Acid and Its Dimer in Interstellar Ices: A Reservoir of Interstellar Amino Acids.: The paper investigates the formation of carbamic acid from ammonium carbamate under interstellar conditions, providing insights into astrochemistry and the origins of amino acids in space (Marks et al., 2023).

Analysis Note

Assay (alkalimetric): ≥ 99.5 %
Chloride (Cl): ≤ 0.0003 %
Nitrate (NO₃): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Ca (Calcium): ≤ 0.003 %
Fe (Iron): ≤ 0.0002 %
Residue on ignition (as sulfate): ≤ 0.002 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H302 - H315 - H318
• pcodes: P264 - P270 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2
• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable