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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+%

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

Size Price ($) Quantity Availability
5g 57.99
25g 241.02
100g 869.32
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Picrolonic acid, 98+%

MDL
MFCD00003133
EINECS
208-986-6

Chemical Properties

Formula
C10H8N4O5
Formula Weight
264.21
Melting point
ca 120° dec.
Solubility
Slightly soluble in water. Soluble in alcohol.

Applications

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.

Notes

Incompatible with strong oxidizing agents and strong bases.

Literature References

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.

GHS Hazard and Precautionary Statements

Hazard Statements: H341-H315-H319-H335

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

Precautionary Statements: 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.

Other References

Merck
14,7412
Beilstein
623723
Harmonized Tariff Code
2933.19
TSCA
Yes
RTECS
UQ9510000

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