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550-74-3 - Picrolonic acid, 98+% - 3-Methyl-4-nitro-1-(4-nitrophenyl)-2-pyrazolin-5-one - Picrolic acid - A10836 - Alfa Aesar

A10836 Picrolonic acid, 98+%

Codice CAS
550-74-3
Sinonimi
3-Methyl-4-nitro-1-(4-nitrophenyl)-2-pyrazolin-5-one
Picrolic acid

Dimensioni Prezzo ($) Quantità Disponibilità
5g 57,40
25g 239,00
100g 861,00
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Picrolonic acid, 98+%

MDL
MFCD00003133
EINECS
208-986-6

Proprietà chimiche

Formula
C10H8N4O5
Peso formula
264.21
Punto di fusione
ca 120° dec.
Solubilità
Slightly soluble in water. Soluble in alcohol.

Applicazioni

Reagent for the isolation of amines as crystalline π-complexes.Picrolonic acid is an analytical reagent used for the estimation of calcium, magnesium, lead, strontium and thorium. It is also used for the analysis of alkaloids, tryptophan and phenylalanine.

Note

Incompatible with strong oxidizing agents and strong bases.

Letteratura

Reagent for the isolation of amines as crystalline π-complexes.

Reagent for the estimation of Ca, Mg, Pb, Sr and Th.

Rehman, H. U.; Ali, A.; Waqar, F. Synergistic extraction of Eu(III) with mixture of picrolonic acid and neutral organophosphorous extractants. J. Radioanal. Nucl. Chem. 2015, 303 (1), 139-145.

Turanov, A. N.; Karandashev, V. K.; Sharova, E. V.; Artyushin, O. I.; Odinets, I. L. Extraction of rare earth elements (III) from HNO3 and HCl solutions with mixtures of carbamoylmethylphosphine oxides and picrolonic acid. Radiochemistry 2013, 55 (2), 203-207.

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H341-H315-H319-H335

Suspected of causing genetic defects. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Dichiarazioni precauzionali: P201-P261-P280-P281-P305+P351+P338-P304+P340-P362-P312-P405-P501a

Obtain special instructions before use. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Use personal protective equipment as required. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Merck
14,7412
Beilstein
623723
Codice tariffe armonizzato
2933.19
TSCA
Yes
RTECS
UQ9510000

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