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7477-67-0 - Bispyrazolone, 98+% - 3,3'-Dimethyl-1,1'-diphenyl-(4,4'-bi-2-pyrazoline)-5,5'-dione - A14308 - Alfa Aesar

A14308 Bispyrazolone, 98+%

CAS Number
7477-67-0
Synonyms
3,3'-Dimethyl-1,1'-diphenyl-(4,4'-bi-2-pyrazoline)-5,5'-dione

Size Price ($) Quantity Availability
5g 27.90
25g 97.20
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Bispyrazolone, 98+%

MDL
MFCD00020765
EINECS
231-282-5

Chemical Properties

Formula
C20H18N4O2
Formula Weight
346.39
Melting point
>300°
Solubility
Solubility in hot DMF is almost transparent. Soluble in formic acid.

Applications

It is applied as a reagent for the detection and determination of cyanide. It is also used in an experimental procedure, done in order to remove linamarin in starch from cassava roots, by using plant cell wall-degrading enzymes, xylanase and cellulase. It was also used for spectrophotometric determination and quantization of urea in urine samples. It is also used in assay of cyanogenic compounds and determination of ammonia.

Notes

Store away from oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Literature References

Sharma V, et.al. Spectrophotometric Determination of Urea in Urine Samples by using Bispyrazolone Method.Proc. Indian Acad. Sci. A.,2013,79(1).

Lidmila. Prochazkova.Spectrophotometric Determination of Ammonia as Rubazoic Acid with Bispyrazolone Reagent.Anal. Chem.,1964,36(4), 865-871.

Reagent for the detection and determination of cyanide.

GHS Hazard and Precautionary Statements

Hazard Statements: H317

May cause an allergic skin reaction.

Precautionary Statements: P261-P280-P272-P363-P321-P333+P313-P302+P352-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Contaminated work clothing should not be allowed out of the workplace. Wash contaminated clothing before reuse. Specific treatment (see label). If skin irritation or rash occurs: Get medical advice/attention. IF ON SKIN: Wash with plenty of soap and water. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
572787
Harmonized Tariff Code
2933.19
TSCA
Yes

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