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3,3'-Diaminobenzidine CAS 91-95-2

3,3',4,4'-Biphenyltetramine; Biphenyl-3,3',4,4'-tetraamine CAS 91-95-2

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3,3'-Diaminobenzidine Usage And Synthesis
Description    3,3'-Diaminobenzidine (DAB) is a precursor to polybenzimidazole. DAB is frequently used in the immunohistochemical staining of nucleic acids and proteins.
Chemical Properties    solid
Uses    Nucleic acid stain.
Uses    3,3'-Diaminobenzidine is used for preparation of high-strength material such as nucleic acid stain and resistance high-temperature polymers such as bullet-proof vests.
3,3'-Diaminobenzidine Preparation Products And Raw materials
Raw materials    Benzidine
Appearance & Physical State     solid
Density     1.307g/cm3
Boiling Point     481.7ºC at 760 mmHg
Melting Point     176-180ºC
Flash Point     282.7ºC
Refractive Index     1.765
Water Solubility     0.55 g/L (20 ºC)
Stability     Stability Moisture and light sensitive. Incompatible with strong oxidizing agents.
Storage Condition     2-8ºC
Safety Info
RTECS     DV8750000
Safety Statements     S26-S36/37/39-S45
HS Code     2921590090
3,3'-Diaminobenzidine Chemical Properties
Melting point     175-177 °C(lit.)
Boiling point     344.41°C (rough estimate)
density     1.1726 (rough estimate)
refractive index     1.5000 (estimate)
Fp     12 °C
storage temp.     2-8°C
solubility     0.55g/l
form     tablet
PH    7 (1g/l, H2O, 20℃)
Water Solubility     0.55 g/L (20 ºC)
Sensitive     Light Sensitive
Product Name:    3,3'-Diaminobenzidine
Synonyms:    [1,1'-BIPHENYL]-3,3',4,4'-TETRAMINE;3,3'-DIAMINOBENZIDINE;3,3',4,4'-TETRAAMINOBIPHENYL;3,3',4,4'-TETRAAMINODIPHENYL;3,3',4,4'-BIPHENYLTETRAMIN;3,3',4,4'-BIPHENYLTETRAMINE;3,4,3',4'-TETRAAMINOBIPHENYL;biphenyl-3,3',4,4'-tetraamine
CAS:    91-95-2
MF:    C12H14N4
MW:    214.27
EINECS:    202-110-6
Product Categories:    -;Biphenyl & Diphenyl ether;Biphenyls (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;Biochemistry;Enzyme;Substrates;Building Blocks;Chemical Synthesis;Nitrogen Compounds;Organic Building Blocks;Polyamines;amino
3,3,4,4-Biphenyltetramine; 3,3-Diaminobenzidine; biphenyl-3,3,4,4-tetrayltetraamine; 3,4,3,4-Tetraaminobiphenyl; Diaminobenzidine; biphenyl-3,3',4,4'-tetramine; DAB