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Merck
CN

72490

Ninhydrin

ACS reagent, ≥98.0% (UV)

Synonym(s):

1,2,3-Indantrione monohydrate, 2,2-Dihydroxy-1,3-indanedione, Trioxohydrindene monohydrate

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About This Item

Empirical Formula (Hill Notation):
C9H6O4
CAS Number:
485-47-2
Molecular Weight:
178.14
EC Number:
207-618-1
UNSPSC Code:
12352209
PubChem Substance ID:
329764112
Beilstein/REAXYS Number:
1910963
MDL number:
MFCD00003791

Key Documents

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InChI key

FEMOMIGRRWSMCU-UHFFFAOYSA-N

InChI

1S/C9H6O4/c10-7-5-3-1-2-4-6(5)8(11)9(7,12)13/h1-4,12-13H

SMILES string

OC1(O)C(=O)c2ccccc2C1=O

grade

ACS reagent

assay

≥98.0% (UV)

ign. residue

≤0.1% (as SO4)

mp

250 °C (dec.) (lit.)

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Application

Used for the detection of free amino groups in amino acids, peptides and proteins.
suitable for Kaiser test

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCBT2499
BCBS7408V
BCBS1472V
BCBQ8844V

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James Madden et al.
Bioorganic & medicinal chemistry letters, 20(17), 5329-5333 (2010-07-27)
A novel series of 2-aminobenzimidazole inhibitors of BACE1 has been discovered using fragment-based drug discovery (FBDD) techniques. The rapid optimization of these inhibitors using structure-guided medicinal chemistry is discussed.
Mohd Akram et al.
Colloids and surfaces. B, Biointerfaces, 94, 220-225 (2012-03-01)
The interaction of nickel dipeptide complex [Ni(II)-Gly-Tyr](+) with ninhydrin has been investigated in the absence and presence of cationic cetyltrimethylammonium bromide (CTAB) and gemini (16-s-16, s=4, 5, 6) surfactants spectrophotometrically at 80°C and pH 5.0. The product formed was the
Chao Li et al.
Journal of biomaterials science. Polymer edition, 23(1-4), 405-424 (2011-02-12)
Biomaterials have been playing important roles in cartilage regeneration. Although many scaffolds have been reported to enhance cartilage regeneration, none of the scaffolds available are optimal regarding mechanical properties, integration with host cartilage and providing proper micro-environment for chondrocyte attachment
Yu-Feng Xie et al.
Journal of neurochemistry, 122(3), 605-618 (2012-05-23)
Neurons located in the trigeminal subnucleus caudalis (Vc) play crucial roles in pain and sensorimotor functions in the orofacial region. Because of many anatomical and functional similarities with the spinal dorsal horn (SDH), Vc has been termed the medullary dorsal
Joseph Almog et al.
Journal of forensic sciences, 56 Suppl 1, S162-S165 (2011-01-14)
We explored the quality distribution of ninhydrin-developed prints on A4 bond paper in two groups of individuals, in Israel and in India. While the quality distributions of the developed marks in both countries had some dissimilarities, both groups showed the
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