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CAS No.: | 20485-44-3 |
---|---|
Name: | 2,3-Diamino-2,3-dimethylbutane |
Article Data: | 17 |
Molecular Structure: | |
Formula: | C6H16N2 |
Molecular Weight: | 116.206 |
Synonyms: | Tetramethylethylendiamine;2,3-Dimethylbutane-2,3-diamine;2,3-Butanediamine, 2,3-dimethyl-; |
Density: | 0.86 g/cm3 |
Melting Point: | 97-98 °C |
Boiling Point: | 157.2 °C at 760 mmHg |
Flash Point: | 43.4 °C |
PSA: | 52.04000 |
LogP: | 1.86160 |
2,3-dimethyl-2,3-dinitrobutane
2,3-dimethyl-2,3-diaminobutane
Conditions | Yield |
---|---|
With hydrogenchloride; tin for 3h; Heating; | 81% |
With hydrogenchloride; tin | 75% |
With hydrogenchloride; tin In water at 105℃; for 4h; | 60% |
2,3-Dimethyl-2-butene
2,3-dimethyl-2,3-diaminobutane
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; 2; nitrogen(II) oxide 1) THF, 0 deg C, 85 min; 2) THF, -70 deg C, room temperature (overnight), reflux (1 h); Yield given. Multistep reaction; | |
Multi-step reaction with 2 steps 1: diethyl ether; dinitrogen tetraoxide / -20 - -16 °C 2: platinum; glacial acetic acid / Hydrogenation View Scheme |
isopropylamine
2,3-dimethyl-2,3-diaminobutane
Conditions | Yield |
---|---|
With V(2+)aq. In perchloric acid Kinetics; reduction with V(2+)aq. at 25°C in 1M HClO4; monitored spectrophotometrically; | |
With Cr(2+)aq. In further solvent(s) Kinetics; reduction with Cr(2+)aq. at 25°C in 1M CF3SO3Na + 0.1M CF3SO3H; monitored spectrophotometrically; | |
With Eu(2+)aq. In perchloric acid Kinetics; redution with Eu(2+)aq. at 25°C in 1M HClO4; monitored spectrophotometrically; |
{Co(tmen)3}(3+)
Co(sep)(2+)
A
2,3-dimethyl-2,3-diaminobutane
Conditions | Yield |
---|---|
In further solvent(s) Kinetics; reduction at 25°C in 0.2 M NaCl; monitored spectrophotometrically; |
Conditions | Yield |
---|---|
In further solvent(s) Kinetics; at 25°C in 1M CF3SO3Na + 0.1M CF3SO3H; monitored spectrophotometrically; |
2,3-dimethyl-2,3-diaminobutane
benzaldehyde
2-Phenyl-4,4,5,5-tetramethylimidazolidine
Conditions | Yield |
---|---|
In diethyl ether ice cooling; | 99% |
2,3-dimethyl-2,3-diaminobutane
potassium methacrylate
1-Chloro-4-(chloromethyl)benzene
Conditions | Yield |
---|---|
In toluene | 98.2% |
Conditions | Yield |
---|---|
In toluene | 97.4% |
salicylaldehyde
N,N'-(1,1,2,2-tetramethylethylene)bis(salicylideneimine)
Conditions | Yield |
---|---|
96% | |
With ethanol |
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The 2,3-Diamino-2,3-dimethylbutane, with the CAS registry number 20485-44-3, is also known as Tetramethylethylendiamine. This chemical's molecular formula is C6H16N2 and molecular weight is 116.2. What's more, its systematic name is 2,3-dimethylbutane-2,3-diamine.
Physical properties of 2,3-Diamino-2,3-dimethylbutane are: (1)ACD/LogP: -0.65; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -4.62; (4)ACD/LogD (pH 7.4): -3.3; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 2; (10)#H bond donors: 4; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 6.48 Å2; (13)Index of Refraction: 1.458; (14)Molar Refractivity: 36.84 cm3; (15)Molar Volume: 135 cm3; (16)Polarizability: 14.6×10-24cm3; (17)Surface Tension: 31.1 dyne/cm; (18)Density: 0.86 g/cm3; (19)Flash Point: 43.4 °C; (20)Enthalpy of Vaporization: 39.39 kJ/mol; (21)Boiling Point: 157.2 °C at 760 mmHg; (22)Vapour Pressure: 2.79 mmHg at 25°C.
Preparation of 2,3-Diamino-2,3-dimethylbutane: this chemical can be prepared by 2,3-dimethyl-2,3-dinitro-butane by heating. This reaction will need reagents Sn, aq. HCl with the reaction time of 3 hours. The yield is about 81%.
Uses of 2,3-Diamino-2,3-dimethylbutane: it can be used to produce N,N'-Dibenzyliden-tetramethyl-aethylendiamin. It will need reagent molecular sieves with the reaction time of 2 hours. The yield is about 60%.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CC(C)(C(C)(C)N)N
(2)InChI: InChI=1S/C6H16N2/c1-5(2,7)6(3,4)8/h7-8H2,1-4H3
(3)InChIKey: CGCVLTOGUMLHNP-UHFFFAOYSA-N