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CAS No.: | 84-67-3 |
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Name: | M-TOLIDINE |
Article Data: | 20 |
Molecular Structure: | |
Formula: | C14H16N2 |
Molecular Weight: | 212.294 |
Synonyms: | NSC 1989;m-TBHG;m-Tolidine;Benzidine,2,2'-dimethyl- (7CI,8CI);2,2'-Dimethyl-4,4'-diaminobiphenyl;2,2'-Dimethylbenzidine;2,2'-Tolidine;4,4'-Diamino-2,2'-dimethylbiphenyl; |
EINECS: | 201-551-1 |
Density: | 1.106 g/cm3 |
Melting Point: | 105-106 °C |
Boiling Point: | 344.4 °C at 760 mmHg |
Flash Point: | 192.9 °C |
Safety: | 24/25 |
PSA: | 52.04000 |
LogP: | 4.29720 |
Conditions | Yield |
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With 1,4-dihydroxy-9,10-anthracenedione; platinum on activated charcoal; hydrogen; sodium hydroxide In 5,5-dimethyl-1,3-cyclohexadiene; water at 65 - 75℃; under 6750.68 Torr; for 8h; Solvent; Reagent/catalyst; Pressure; Temperature; Autoclave; | 79.2% |
With sodium hydroxide; ethanol; zinc man gibt weitere 150 g Zinkstaub hinzu und kocht dann mit Salzsaeure; das ausgeschiedene Tolidinhydrochlorid bringt man durch Wasser in Loesung und faellt es durch konz.Salzsaeure wieder aus; | |
(i) Zn, aq. NaOH, (ii) aq. HCl, Et2O; Multistep reaction; | |
Multi-step reaction with 3 steps 1: alcoholic potash 2: alcoholic ammonium sulfide 3: diluted alcohol; diluted sulfuric acid View Scheme | |
Multi-step reaction with 2 steps 1: zinc; sodium hydroxide / water; ethanol / 4 h / Reflux; Inert atmosphere 2: hydrogenchloride / water / 5 h / Inert atmosphere; Reflux View Scheme |
2,2'-dimethyl-4,4'-dinitro-biphenyl
2,2'-dimethylbenzidine
Conditions | Yield |
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With 3% Pd/C; hydrazine In ethanol at 100℃; for 12h; | 76% |
With ethanol; nickel Hydrogenation; | |
With hydrogenchloride; zinc |
Conditions | Yield |
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With hydrogenchloride; ethanol; tin(ll) chloride | |
With hydrogen sulfide; ammonia Durch Ansaeuern des Reaktionsproduktes mit Salzsaeure; | |
Multi-step reaction with 2 steps 1: alcoholic ammonium sulfide 2: diluted alcohol; diluted sulfuric acid View Scheme | |
With hydrogenchloride; sulfur dioxide; potassium iodide |
Conditions | Yield |
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With ethanol; sulfuric acid | |
With hydrogenchloride In water for 5h; Inert atmosphere; Reflux; |
Conditions | Yield |
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durch elektrochemischen Reduktion; |
hydrogenchloride
sulphurous acid
3,3'-dimethylazobenzene
2,2'-dimethylbenzidine
Conditions | Yield |
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at 40 - 50℃; |
Conditions | Yield |
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Multi-step reaction with 2 steps 1: copper-powder / 280 °C 2: Raney nickel; ethanol / Hydrogenation View Scheme |
C40H32N2
2,2'-dimethylbenzidine
Conditions | Yield |
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With hydrogenchloride In tetrahydrofuran; water at 20℃; for 2h; |
Conditions | Yield |
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Multi-step reaction with 2 steps 1: copper / N,N-dimethyl-formamide / 12 h / 160 °C 2: hydrazine; 3% Pd/C / ethanol / 12 h / 100 °C View Scheme |
The IUPAC name of 2,2'-Dimethyl[1,1'-biphenyl]-4,4'-diamine is 4-(4-amino-2-methylphenyl)-3-methylaniline . With the CAS registry number 84-67-3, it is also named as 2,2'-Dimethyl-4,4'-biphenyldiamine ; 2,2'-Dimethylbenzidine ; 2,2'-Tolidine ; 4,4'-Diamino-2,2'-dimethylbiphenyl ; (1,1'-Biphenyl)-4,4'-diamine, 2,2'-dimethyl- (9CI) ; Benzidine, 2,2'-dimethyl- (8CI) . This product is the intermediates of Dyes and Pigments. It must be stored in the container and keep the container in the cool and dry place.
The other characteristics of this product can be summarized as: (1)ACD/LogP: 2.48 ; (2)# of Rule of 5 Violations: 0 ; (3)ACD/LogD (pH 5.5): 2.39 ; (4)ACD/LogD (pH 7.4): 2.48 ; (5)ACD/BCF (pH 5.5): 36.45 ; (6)ACD/BCF (pH 7.4): 45.27 ; (7)ACD/KOC (pH 5.5): 428.86 ; (8)ACD/KOC (pH 7.4): 532.68 ; (9)#H bond acceptors: 2 ; (10)#H bond donors: 4 ; (11)#Freely Rotating Bonds: 3 ; (12)Index of Refraction: 1.638 ; (13)Molar Refractivity: 68.96 cm3 ; (14)Molar Volume: 191.8 cm3 ; (15)Polarizability: 27.34×10-24 cm3 ; (16)Surface Tension: 49 dyne/cm ; (17)Enthalpy of Vaporization: 58.83 kJ/mol ; (18)Vapour Pressure: 6.61E-05 mmHg at 25°C ; (19)Rotatable Bond Count: 1 ; (20)Exact Mass: 212.131349 ; (21)MonoIsotopic Mass: 212.131349 ; (22)Topological Polar Surface Area: 52 ; (23)Heavy Atom Count: 16.
People can use the following data to convert to the molecule structure. SMILES: c2(c(c1c(cc(N)cc1)C)ccc(N)c2)C; InChI: InChI=1/C14H16N2/c1-9-7-11(15)3-5-13(9)14-6-4-12(16)8-10(14)2/h3-8H,15-16H2,1-2H3. The 2,2'-Dimethyl[1,1'-biphenyl]-4,4'-diamine has many suppliers, such as Changzhou Sunlight Pharmaceutical Co., Ltd.. The price of this product changes with the market.