Ninhydrin
SIAL/N4876 - suitable for amino acid detection
Synonym: 1,2,3-Indantrione monohydrate; 2,2-
CAS Number: 485-47-2
Empirical Formula (Hill Notation): C9H6O4
Molecular Weight: 178.14
EC Number: 207-618-1
MDL Number: MFCD00003791
Linear Formula: C9H6O4
Product Type: Chemical
| form | powder |
| InChI | 1S/C9H6O4/c10-7-5-3-1-2-4 |
| InChI key | FEMOMIGRRWSMCU-UHFFFAOYSA |
| mp | 250 °C (dec.) (lit.) |
| Quality Level | 200  |
| SMILES string | OC1(O)C(=O)c2ccccc2C1=O |
| solubility | ethanol: 100 mg/mL |
| H2O: 50 mg/mL (with sonication) | |
| suitability | suitable for amino acid detection |
| Application: | Ninhydrin can be used:• For the detection of free amino groups in amino acids, peptides, and proteins. • As a ligand for the Cu-catalyzed N-arylation of nitrogen-containing heterocycles with aryl and heteroaryl halides to synthesize N-arylheterocycles. • As a reactant to synthesize aldols by reacting with active methylene compounds. |
| Application: | Used for the detection of free amino groups in amino acids, peptides and proteins. |
| General description: | Ninhydrin is an important building block in organic synthesis and has been employed to prepare a variety of chemicals for complexing and/or sensing metal ions. It is an amino acid-sensitive reagent used for the preparation of Ruhemann′s purple. |
| Packaging: | 100, 500 g in glass bottle |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H319 |
| Precautionary statements | P301 + P312 + P330 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 22-36/37/38 |
| Safety Statements | 26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| mp | 250 °C (dec.) (lit.) |
| UNSPSC | 12352100 |