assay
97%
mp
154-158 °C (lit.)
functional group
chloro, nitro
SMILES string
Nc1cc(Cl)c(cc1Cl)[N+]([O-])=O
InChI
1S/C6H4Cl2N2O2/c7-3-2-6(10(11)12)4(8)1-5(3)9/h1-2H,9H2
InChI key
JBXZCPXEYAEMJS-UHFFFAOYSA-N
General description
2,5-Dichloro-4-nitroaniline is primary aniline indicator. Its pKa in sulfonate and water are -2.12 and -1.78, respectively.
Application
2,5-Dichloro-4-nitroaniline may be employed as an indicator for the estimation of acidity of strong acids.
signalword
Danger
Hazard Classifications
Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Chronic 2 - STOT RE 2
存储类别
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves