o-Tolidine dihydrochloride, ACS

Description

CAS: 612-82-8 | C14H18Cl2N2 | 285.212 g/mol

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.

Specifications

Chemical Identifiers

• CAS: 612-82-8
• Molecular Formula: C14H18Cl2N2
• Molecular Weight (g/mol): 285.212
• MDL Number: MFCD00012960
• InChI Key: LUKPNZHXJRJBAN-UHFFFAOYSA-N
• Synonym: 3,3'-dimethylbenzidine dihydrochloride, o-tolidine dihydrochloride, 3,3'-dimethyl-1,1'-biphenyl-4,4'-diamine dihydrochloride, unii-5msk350kd8, dsstox_cid_511, dsstox_rid_75633, dsstox_gsid_20511, tolidine dihydrochloride, 1,1'-biphenyl-4,4'-diamine, 3,3'-dimethyl-, dihydrochloride, 3,3'-dimethylbenzidine.2hcl
• PubChem CID: 108938
• IUPAC Name: 4-(4-amino-3-methylphenyl)-2-methylaniline;dihydrochloride
• SMILES: CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N)C)N.Cl.Cl

• Melting Point: >300°C
• Color: White to Cream
• Odor: Odorless
• Quantity: 25 g
• UN Number: UN3077
• Sensitivity: Air and light sensitive
• Solubility Information: Soluble in water,alcohol,ether and dilute acids
• Formula Weight: 285.22
• Grade: ACS
• Physical Form: Solid
• Chemical Name or Material: o-Tolidine dihydrochloride

Safety and Handling

Hazard Category	H302-H350
Hazard Statement	GHS H Statement H350-H302 May cause cancer. Harmful if swallowed.
Precautionary Statement	P201-P202-P264b-P270-P281-P301+P312-P308+P313-P330-P501c
DOTInformation	Transport Hazard Class: 9; Packing Group: III; Proper Shipping Name: ENVIRONMENTALLY HAZARDOUS SUBSTANCES, SOLID, N.O.S.
EINECSNumber	210-322-5
RTECSNumber	DD1226000
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Argon

SDS

RUO – Research Use Only