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43846 Ninhydrin, ACS reagent

CAS Number
485-47-2
Synonyms
2,2-Dihydroxy-1,3-indanedione

Stock No. Size Price ($) Quantity Availability
43846-14 25g 51.10
43846-22 100g 138.00
43846-36 500g 535.00
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Ninhydrin, ACS reagent

MDL
MFCD00003791
EINECS
207-618-1

Chemical Properties

Formula
C9H6O4
Formula Weight
178.14
Form
Crystalline
Melting point
251° dec.
Storage & Sensitivity
Light Sensitive. Ambient temperatures.
Solubility
Soluble in water, acetone, ethanol, and methanol. Slightly soluble in chloroform and ether.

Grade Specifications

Maximum level of impurities: Appearance White to brownish-white crystals, Identification and melting point P.T., Solubility P.T., Sensitivity to amino acids P.T.

Applications

Reagent for determination of amino acids and amine containing compounds, as an intermediate.Ninhydrin is used for the determination of amino groups in amino acids, peptides and proteins. It finds application in forensic science for the analysis of latent fingerprints on porous surfaces such as paper. It is also used in thin layer chromatography (TLC) to monitor the progress of chemical reactions. In Kaiser test, it plays an important role to monitor the deprotection in solid phase peptide synthesis.

Notes

Light Sensitive. Incompatible with strong oxidizing agents, amines, alkalis and strong bases.

Literature References

Quevedo-Acosta, Y.; Pérez-Redondo, A.; Quevedo, R. An unexpected route for the synthesis of a new spiroheterocyclic system from ninhydrin. Tetrahedron Lett. 2015, 56 (38), 5309-5312.

Kumar, D.; Neo, K. E.; Rub, M. A.; Tan, Z. L.; Beh, W. L.; Wong, H. L. Study of copper(II)-glycylphenylalanine complex with ninhydrin in aqueous and cationic CTAB micellar media: A kinetic and mechanistic approach. J. Mol. Liq. 2015, 203, 204-209.

GHS Hazard and Precautionary Statements

Hazard Statements: H302-H315-H319-H335

Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P312-P330-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Rinse mouth. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Merck
14,6554
Beilstein
1910963
Harmonized Tariff Code
2914.39
TSCA
Yes
RTECS
NK5425000

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