N,N,N',N'-Tetramethyl-p-phenylenediamine dihydrochloride, 98+%

Catalog No.	Quantity
AAA1210709	10 g
AAA1210718	50 g
AAA1210730	250 g

Catalog No. AAA1210709 Supplier Thermo Scientific Chemicals Supplier No. A1210709

Description

CAS: 637-01-4 | C10H18Cl2N2 | 237.168 g/mol

N,N,N',N'-tetramethyl-p-phenylenediamine dihydrochloride (TMPD) is an oxidizable compound that serves as a reducing co-substrate for heme peroxidases. It is also used as a test reagent in microbiology for the classification of cytochrome oxidase positive aerobic microorganisms. It finds application as a detection of peroxidases on polyacrylamide gels.

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
N,N,N′,N′-tetramethyl-p-phenylenediamine dihydrochloride (TMPD) is an oxidizable compound that serves as a reducing co-substrate for heme peroxidases. It is also used as a test reagent in microbiology for the classification of cytochrome oxidase positive aerobic microorganisms. It finds application as a detection of peroxidases on polyacrylamide gels.

Solubility
Soluble in dimethyl sulfoxide, water and phosphate buffered saline at pH 7.2.

Notes
Light sensitive. Incompatible with strong oxidizing agents.                    

Specifications

Chemical Identifiers

• CAS: 637-01-4
• Molecular Formula: C10H18Cl2N2
• Molecular Weight (g/mol): 237.168
• MDL Number: MFCD00012482
• InChI Key: FBHKTSXMTASXFJ-UHFFFAOYSA-N
• Synonym: n,n,n',n'-tetramethyl-p-phenylenediamine dihydrochloride, wurster's reagent dihydrochloride, n,n,n',n'-tetramethyl-1,4-phenylenediamine dihydrochloride, unii-66w8hka51x, n1,n1,n4,n4-tetramethylbenzene-1,4-diamine dihydrochloride, wurster's blue dihydrochloride, 1,4-benzenediamine, n,n,n',n'-tetramethyl-, dihydrochloride, 1,4-benzenediamine, n1,n1,n4,n4-tetramethyl-, hydrochloride 1:2, 1-n,1-n,4-n,4-n-tetramethylbenzene-1,4-diamine dihydrochloride, wursters reagent
• PubChem CID: 71561
• IUPAC Name: 1-N,1-N,4-N,4-N-tetramethylbenzene-1,4-diamine;dihydrochloride
• SMILES: CN(C)C1=CC=C(C=C1)N(C)C.Cl.Cl

• Melting Point: ∽228°C (decomposition)
• Assay Percent Range: 99%
• Quantity: 10 g
• Beilstein: 5132096
• Sensitivity: Light sensitive
• Solubility Information: Soluble in dimethyl sulfoxide,water and phosphate buffered saline at pH 7.2.
• Formula Weight: 237.17
• Percent Purity: ≥98%
• Chemical Name or Material: N,N,N',N'-Tetramethyl-p-phenylenediamine Dihydrochloride

Safety and Handling

Hazard Category	H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
EINECSNumber	211-274-8
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only