|溶解性||Solubility in water: 2 g/100ml water (25°C), Solubility in other solvents: freely soluble in alcohols slightly soluble in diethyl ether|
|别名||氨缩脲;胺甲酰脲;氨基甲酰脲;亚氨基二碳酸二酰胺;Allophanic acid amide; Carbamoylurea; Allophanamide|
|个人防护设备||dust mask type N95 (US),Eyeshields,Gloves|
Because of their potential prebiotic origin and relative chemical stability, urea, biuret, formic acid, and glycine amide might have played a role in the assembly process of purine bases. In this pape...Read More
Defining sequence space and reaction products within the cyanuric acid hydrolase (AtzD)/barbiturase protein family.
Cyanuric acid hydrolases (AtzD) and barbiturases are homologous, found almost exclusively in bacteria, and comprise a rare protein family with no discernible linkage to other protein families or an X-...Read More
Catalytic signal amplification using [Fe(III)(biuret-amide)]-mesoporous silica nanoparticles: visual cyanide detection.
Catalytic signal amplification was used for the colorimetric detection of CN(-) in aqueous media by using the enzyme catalase in tandem with mesoporous silica nanoparticle based synthetic HRP enzyme m...Read More
One pot glucose detection by [Fe(III)(biuret-amide)] immobilized on mesoporous silica nanoparticles: an efficient HRP mimic.
An [Fe(III)(biuret-amide)] complex has been immobilized onto mesoporous silica nanoparticles via Cu(I) catalyzed azide-alkyne click chemistry. This hybrid material functions as an efficient peroxidase...Read More
O-Peracetylated 1-(@b-d-glucopyranosyl)-5-phenylbiuret was prepared in the reaction of O-peracetylated @b-d-glucopyranosylisocyanate and phenylurea. The reaction of O-peracetylated N-@b-d-glucopyranos...Read More
(2',3'-O-Isopropylidene-5'-uridyl) 4-(2,3,4,6-tetra-O-acetyl-beta-d-glycopyranosyl)allophanates were obtained in the reactions of 2',3'-O-isopropylidene-uridine and O-peracety...Read More
Comparative assessment of early acute lung injury in mice and rats exposed to 1,6-hexamethylene diisocyanate-polyisocyanate aerosols
The aliphatic diisocyanate monomer 1,6-hexamethylene diisocyanate (HDI) is used as a building block for non-volatile polycondensation products, such as HDI-isocyanurate (HDI-IC) and HDI-biuret (HDI-BT...Read More
Vibrational circular dichroism spectroscopy of a spin-triplet bis-(biuretato) cobaltate(III) coordination compound with low-lying electronic transitions.
Vibrational absorption (VA) and vibrational circular dichroism (VCD) spectroscopy was applied in the analysis of vibrational and low lying electronic transitions of a triplet ground state cobalt(III) ...Read More
We're sorry this abstract is currently not available....Read More
Purification and characterization of TrzF: biuret hydrolysis by allophanate hydrolase supports growth.
TrzF, the allophanate hydrolase from Enterobacter cloacae strain 99, was cloned, overexpressed in the presence of a chaperone protein, and purified to homogeneity. Native TrzF had a subunit molecular ...Read More
The electronic structure and spectra of spin-triplet ground state bis(biuretato)cobalt(III) coordination compounds.
The planar coordination compounds of cobalt(III) with bis(biuretato) ligands are highly unusual due to their intermediate spin triplet ground state. Density functional theory (DFT) and time-dependent ...Read More
Daily and alternate-day supplementation of urea or biuret to ruminants consuming low-quality forage: II. Effects on site of digestion and microbial efficiency in steers.
Five steers (491 +/- 21 kg BW) were used in an incomplete 5 x 4 Latin square with four 24-d periods to determine the influence of supplemental non-protein N (NPN) source and supplementation frequency ...Read More
Daily and alternate day supplementation of urea or biuret to ruminants consuming low-quality forage: I. Effects on cow performance and the efficiency of nitrogen use in wethers.
Two experiments were conducted to determine the influence of supplemental nonprotein N (NPN) provided daily (D) or every other day (2D) on ruminant performance and N efficiency. Treatments included an...Read More
[Determination of total proteinuria: a comparative study of automated trichloracetic acid and pyrogallol red techniques for samples with monoclonal light chains].
We're sorry this abstract is currently not available....Read More
Determination of the pharmaceutical peptide TP9201 by post-column reaction with copper(II) followed by electrochemical detection.
An electrochemical detection method was applied to the determination of the synthetic peptide TP9201 (Telios Pharmaceuticals). The method utilizes reversed-phase HPLC, followed by post-column formatio...Read More
An entirely automated 96-well microplate-based system to perform procedures for the measurement of protein is described. This single instrument system utilizes a series of computer-controlled mechanic...Read More
Preparation and properties of a coated slow-release and water-retention biuret phosphoramide fertilizer with superabsorbent.
In this investigation, a novel water-insoluble slow-release fertilizer, biuret polyphosphoramide (BPAM), was formulated and synthesized from urea, phosphoric acid (H(3)PO(4)), and ferric oxide (Fe(2)O...Read More
Design, synthesis and cytotoxicity of several known and novel biurets against human breast cancer T47D cell line in comparison to doxorubicin are described. Biurets incorporating 2-methyl quinoline-4-...Read More
Detection and quantification of additives (urea, biuret and poultry litter) in alfalfas by nir spectroscopy with fibre-optic probe
The additives (urea, biuret and poultry litter) present in alfalfa, which contribute non-proteic nitrogen, were analysed using near infrared spectroscopy (NIRS) technology together with a remote refle...Read More
The stability of felinine, an amino acid present in feline urine, was investigated. Synthetic felinine was unstable in the urine of a selection of mammals. Felinine was found to stable in feline urine...Read More
Daily and alternate-day supplementation of urea or biuret to ruminants consuming low-quality forage: III. Effects on ruminal fermentation characteristics in steers.
Five ruminally and duodenally cannulated steers (491 +/- 21 kg BW) were used in an incomplete 5 x 4 Latin square with four 24-d periods to determine the influence of supplemental nonprotein N (NPN) so...Read More
Optimization of the conditions for biuret complex formation for the determination of peptides by capillary electrophoresis with ultraviolet detection.
Capillary electrophoresis with UV detection was utilized to optimize copper complexation conditions for the analysis of neuropeptides. Complexation was confirmed by monitoring the response at a visibl...Read More
Uremia has been implicated in cataractogenesis due to protein carbamylation by cyanate derived from urea. The present study was designed to directly identify the effects of carbamylation on actin poly...Read More