o-Tolidine dihydrochloride, 99%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10581524	Thermo Scientific Acros 421130250	25 g	Glass Bottle
10299600	Thermo Scientific Acros 421131000	100 g	Glass Bottle
10015660	Thermo Scientific Acros 421135000	500 g	Glass Bottle
11935271	Thermo Scientific Acros 421130025	2.5 kg	Plastic bottle

Description

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

Chemical Identifiers

• CAS: 612-82-8
• Molecular Weight (g/mol): 285.2
• 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
• IUPAC Name: 4-(4-amino-3-methylphenyl)-2-methylaniline;dihydrochloride

• Molecular Formula: C₁₄H₁₆N₂·₂HCl
• InChI Key: LUKPNZHXJRJBAN-UHFFFAOYSA-N
• PubChem CID: 108938
• SMILES: CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N)C)N.Cl.Cl

Specifications

• CAS: 612-82-8
• Color: Beige to Beige-Gray
• Assay Percent Range: 98.5% min. (on dry substance) (Argentometry)
• Merck Index: 15,9675
• InChI Key: LUKPNZHXJRJBAN-UHFFFAOYSA-N
• IUPAC Name: 4-(4-amino-3-methylphenyl)-2-methylaniline;dihydrochloride
• PubChem CID: 108938
• Percent Purity: 99%
• Chemical Name or Material: o-Tolidine dihydrochloride

• Melting Point: 130.0°C
• Infrared Spectrum: Authentic
• Molecular Formula: C₁₄H₁₆N₂·₂HCl
• 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
• SMILES: CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N)C)N.Cl.Cl
• Molecular Weight (g/mol): 285.2
• Formula Weight: 285.2
• Physical Form: Crystalline Powder

Safety and Handling

GHS H Statement
May cause cancer.
Harmful if swallowed.
Toxic to aquatic life with long lasting effects.

GHS P Statement
Obtain special instructions before use.
IF exposed or concerned: Get medical advice/attention.
Avoid release to the environment.
IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.

GHS Signal Word: Danger

missing translation for 'einecsNumber' : 210-322-5

Product Identifier

• o-Tolidine dihydrochloride

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 4
• LONG-TERM AQUATIC HAZARD Chronic 2
• Carcinogenicity Category 1B

Hazard Statement

• H302-Harmful if swallowed.
• H350-May cause cancer.
• H411-Toxic to aquatic life with long lasting effects.

Precautionary Statement

• P201-Obtain special instructions before use.
• P273-Avoid release to the environment.
• P301+P312-IF SWALLOWED: Call a POISON CENTER or doctor/physician/ if you feel unwell.
• P308+P313-IF exposed or concerned: Get medical advice/attention.

Supplemental information

• MIXTURE LIST-Contains : 3,3-Dimethylbenzidine dihydrochloride

RUO – Research Use Only