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| CAS No.: | 108-49-6 |
|---|---|
| Name: | 2,6-Dimethylpiperazine |
| Molecular Structure: | |
|
|
|
| Formula: | C6H14N2 |
| Molecular Weight: | 114.191 |
| Synonyms: | 3,5-Dimethylpiperazine;NSC 49197; |
| EINECS: | 203-588-9 |
| Density: | 0.824 g/cm3 |
| Melting Point: | 108-111 °C(lit.) |
| Boiling Point: | 161.1 °C at 760 mmHg |
| Flash Point: | 45 °C |
| Appearance: | White to pale yellow crystalline powder |
| Hazard Symbols: |
 F, Xi, C
|
| Risk Codes: | 11-36/37/38 |
| Safety: | 26-36-16-7/8 |
| Transport Information: | UN 1325 4.1/PG 2 |
| PSA: | 24.06000 |
| LogP: | 0.61380 |
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- 1219080-61-1IMIDAZOLE-2-BORONIC ACID
- 55380-34-2
1,4-dinitroso-2,6-dimethylpiperazine
- 108-49-6
2,6-dimethylpiperazine
| Conditions | Yield |
|---|---|
| With hydrogenchloride; ammonium sulphamate at 50℃; Rate constant; piperidinium perchlorate, 18h; transnitrosating studies; |
- 67774-31-6
N-nitroso-3,5-dimethylpiperazine
- 108-49-6
2,6-dimethylpiperazine
| Conditions | Yield |
|---|---|
| With hydrogenchloride; ammonium sulphamate at 50℃; Rate constant; |
- 108-49-6
2,6-dimethylpiperazine
| Conditions | Yield |
|---|---|
| With water-d2 In water at 34.9℃; Equilibrium constant; |
- 108-49-6
2,6-dimethylpiperazine
| Conditions | Yield |
|---|---|
| With water-d2 In water at 34.9℃; Equilibrium constant; |
| Conditions | Yield |
|---|---|
| at 200℃; 90 at Anfangsdruck bei 25grad; |
- 56-81-5
glycerol
A
- 110-85-0
piperazine
B
- 2811-20-3
N-(1-aminomethyl-2-hydroxyethyl)amine
C
- 21291-99-6
1,2,3-triaminopropane
D
- 109-07-9
(RS)-2-methylpiperazine
E
- 107-15-3
ethylenediamine
F
- 78-90-0, 10424-38-1
1,2-diaminopropan
G
- 108-49-6
2,6-dimethylpiperazine
| Conditions | Yield |
|---|---|
| With ammonia; hydrogen; Raney nickel In water at 200℃; under 15001.5 - 150015 Torr; Product distribution / selectivity; Autoclave; |
- 56-81-5
glycerol
A
- 6168-72-5
2-Amino-1-propanol
B
- 2811-20-3
N-(1-aminomethyl-2-hydroxyethyl)amine
C
- 21291-99-6
1,2,3-triaminopropane
D
- 109-07-9
(RS)-2-methylpiperazine
E
- 78-90-0, 10424-38-1
1,2-diaminopropan
F
- 108-49-6
2,6-dimethylpiperazine
G
- 106-55-8
2,5-dimethylpiperazine
| Conditions | Yield |
|---|---|
| With ammonia; hydrogen; catalyst precursor whose active composition comprised 13% by weight of Cu, calculated as CuO, 28% by weight of Ni, calculated as NiO, 28% by weight of Co, calculated as CoO and 31% by weight of Zr, calculated as ZrO2 In water at 180℃; under 150015 Torr; for 53h; Product distribution / selectivity; |
- 56-81-5
glycerol
A
- 6168-72-5
2-Amino-1-propanol
B
- 2811-20-3
N-(1-aminomethyl-2-hydroxyethyl)amine
C
- 21291-99-6
1,2,3-triaminopropane
D
- 1122585-40-3
2-aminomethyl-6-methylpiperazine
E
- 1122585-41-4
2,5-bis(aminomethyl)piperazine
F
- 130861-85-7
2-aminomethylpiperazine
G
- 136665-35-5
2-aminomethyl-5-methylpiperazine
H
- 109-07-9
(RS)-2-methylpiperazine
I
- 78-90-0, 10424-38-1
1,2-diaminopropan
J
- 108-49-6
2,6-dimethylpiperazine
K
- 106-55-8
2,5-dimethylpiperazine
| Conditions | Yield |
|---|---|
| With ammonia; hydrogen; catalyst precursor whose active composition comprised 50% by weight of Ni, calculated as NiO, 18% by weight of Cu, calculated as CuO, 2% by weight of Mo, calculated as MoO3, and 30% by weight or Zr, calculated as ZrO2 In water at 192℃; under 150015 Torr; for 1076h; Product distribution / selectivity; |
- 50-99-7
D-glucose
A
- 110-85-0
piperazine
B
- 109-07-9
(RS)-2-methylpiperazine
C
- 107-15-3
ethylenediamine
D
- 78-90-0, 10424-38-1
1,2-diaminopropan
E
- 108-49-6
2,6-dimethylpiperazine
| Conditions | Yield |
|---|---|
| Stage #1: D-glucose With hydrogen; calcium oxide In water at 230℃; under 75007.5 - 187519 Torr; for 10h; Autoclave; Inert atmosphere; Stage #2: With ammonia; hydrogen In water at 100 - 200℃; under 15001.5 - 150015 Torr; for 36h; Product distribution / selectivity; Autoclave; Inert atmosphere; |
- 50-70-4
D-sorbitol
A
- 109-07-9
(RS)-2-methylpiperazine
B
- 107-15-3
ethylenediamine
C
- 78-90-0, 10424-38-1
1,2-diaminopropan
D
- 108-49-6
2,6-dimethylpiperazine
| Conditions | Yield |
|---|---|
| With ammonia; hydrogen; reduced catalyst comprising 13 wtpercent Cu (calculated as CuO), 28 wtpercent Ni (calculated as NiO), 28 wtpercent Co (calculated as CoO), 31 wtpercent Zr (calculated as ZrO2) In water at 100 - 190℃; under 15001.5 - 150015 Torr; for 36h; Product distribution / selectivity; Autoclave; Inert atmosphere; |
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Chemistry
Molecular Structure of Piperazine, 2,6-dimethyl- (CAS NO.108-49-6):
.png)
IUPAC Name: 2,6-dimethylpiperazine
Empirical Formula: C6H14N2
Molecular Weight: 114.1888
H bond acceptors: 2
H bond donors: 2
Freely Rotating Bonds: 0
Polar Surface Area: 6.48Å2
Index of Refraction: 1.413
Molar Refractivity: 34.55 cm3
Molar Volume: 138.5 cm3
Surface Tension: 23.3 dyne/cm
Density: 0.824 g/cm3
Flash Point: 45 °C
Enthalpy of Vaporization: 39.77 kJ/mol
Boiling Point: 161.1 °C at 760 mmHg
Vapour Pressure: 2.31 mmHg at 25°C
Melting point 108-111 ºC
EINECS: 203-588-9
Blocks; Piperazines
InChI
InChI=1/C6H14N2/c1-5-3-7-4-6(2)8-5/h5-8H,3-4H2,1-2H3
Smiles
C1NC[C@@H](N[C@@H]1C)C
Product Categories: Pharmaceutical Intermediates; Piperazine series; Piperaizine; Building Blocks; Heterocyclic Building
Safety Profile
Hazard Codes: 
F,
Xi,
C
Risk Statements: 11-36/37/38
R11:Highly flammable.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-16-7/8
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S16:Keep away from sources of ignition.
S7:Keep container tightly closed.
S8:Keep container dry.
RIDADR: UN 1325 4.1/PG 2
WGK Germany: 3
F: 3-8-10-34
HazardClass: 4.1
PackingGroup: III
Specification
Piperazine, 2,6-dimethyl- , with CAS number of 108-49-6, can be called (2R,6S)-2,6-Dimethylpiperazine ; piperazine, 2,6-dimethyl-, (2R,6S)- ; Piperazine, 2,6-dimethyl-, cis- ; (2,6-cis-Dimethyl)piperazine . It is a white to pale yellow crystalline powder.