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o-Tolidine dihydrochloride, ACS
o-Tolidine dihydrochloride, ACS
o-Tolidine dihydrochloride, ACS
Thermo Scientific Chemicals

o-Tolidine dihydrochloride, ACS

CAS: 612-82-8 | C14H18Cl2N2 | 285.212 g/mol
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Catalog number 036626.36
also known as 036626-36
Price (USD)
442.65
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Ends: 30-Jun-2026
520.00
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Quantity:
500 g
Request bulk or custom format
Price (USD)
442.65
Special offer
Online exclusive
Ends: 30-Jun-2026
520.00
Save 77.35 (15%)
Each
Chemical Identifiers
CAS612-82-8
IUPAC Namedihydrogen 3,3'-dimethyl-[1,1'-biphenyl]-4,4'-diamine dichloride
Molecular FormulaC14H18Cl2N2
InChI KeyLUKPNZHXJRJBAN-UHFFFAOYSA-N
SMILES[H+].[H+].[Cl-].[Cl-].CC1=CC(=CC=C1N)C1=CC=C(N)C(C)=C1
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)Pale cream (Off-whie)
FormPowder or crystalline powder or solid
Residue on ignition≤0.1%
Sensitivity(to chlorine): Passes test
SolubilityPasses test
o-Tolidine is employed as a colorimetric reagent for gold and free chlorine in water. Used in the synthesis of 9,9-bis(3-methyl-4-aminophenyl)fluorine. It is utilized for the detection of reducing sugars by thin layer chromatography. It is used in hair dyes, as a pharmaceutical intermediate and laboratory reagent.

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.

WARNING: Cancer – www.P65Warnings.ca.gov
RUO – Research Use Only