o-Phenylenediamine dihydrochloride, 98+%, Thermo Scientific Chemicals

Description

A peroxidase substrate for ELISA procedures

o-Phenylenediamine is a peroxidase substrate suitable for use in ELISA procedures. The substrate produces a soluble end product that is orange-brown in color and can be read spectrophotometrically at 450 nm. The OPD reaction may be stopped with 3 N HCl or 3 M H2SO4 and read at 492 nm.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
o-Phenylenediamine is a peroxidase substrate suitable for use in ELISA procedures. The substrate produces a soluble end product that is orange-brown in color and can be read spectrophotometrically at 450 nm. The OPD reaction may be stopped with 3 N HCl or 3 M H2SO4 and read at 492 nm.

Solubility
Slightly soluble in water; freely soluble in alcohol, chloroform or ether

Notes
Store in cool, dry place in a tightly sealed container. Store away from oxidizing agents, heat. Store in refrigerator.

Specifications

Chemical Identifiers

• CAS: 615-28-1
• Molecular Formula: C6H10Cl2N2
• Molecular Weight (g/mol): 181.06
• MDL Number: MFCD00012966
• InChI Key: RIIWUGSYXOBDMC-UHFFFAOYSA-N
• Synonym: 1,2-phenylenediamine dihydrochloride, o-phenylenediamine dihydrochloride, 1,2-benzenediamine, dihydrochloride, opd easy-tablets, opd tablets, benzene-1,2-diamine dihydrochloride, usaf ek-678, o-phenylenediamine.2hcl, 1,2-benzenediamine dihydrochloride, 1,2-diaminobenzene dihydrochloride
• PubChem CID: 11990
• IUPAC Name: benzene-1,2-diamine;dihydrochloride
• SMILES: C1=CC=C(C(=C1)N)N.Cl.Cl

• Quantity: 25 g
• UN Number: UN2811
• Beilstein: 3912045
• Solubility Information: Slightly soluble in water; freely soluble in alcohol,chloroform or ether
• Formula Weight: 181.07
• Percent Purity: ≥98%
• Physical Form: Powder
• Chemical Name or Material: o-Phenylenediamine dihydrochloride

RUO – Research Use Only