Merck
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N4876

Sigma-Aldrich

Ninhydrin

suitable for amino acid detection

Synonym(s):
1,2,3-Indantrione monohydrate, 2,2-Dihydroxy-1,3-indanedione, Trioxohydrindene monohydrate
Empirical Formula (Hill Notation):
C9H6O4
CAS Number:
Molecular Weight:
178.14
Beilstein:
1910963
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

form

powder

Quality Level

mp

250 °C (dec.) (lit.)

solubility

ethanol: 100 mg/mL
H2O: 50 mg/mL (with sonication)

suitability

suitable for amino acid detection

SMILES string

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

InChI

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

InChI key

FEMOMIGRRWSMCU-UHFFFAOYSA-N

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Packaging

100, 500 g in glass bottle

Application

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

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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