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Cas Database |
| Name |
1,2-Dimethylpropylamine |
EINECS | 209-949-7 |
| CAS No. | 598-74-3 | Density | 0.757 |
| PSA | 26.02000 | LogP | 1.68990 |
| Solubility | miscible in water | Melting Point |
-50 ºC |
| Formula | C5H13 N | Boiling Point | 84-87 ºC |
| Molecular Weight | 87.1649 | Flash Point | -18 ºF |
| Transport Information | UN 3286 | Appearance | colorless to yellow liquid |
| Safety | Poison by intraperitoneal route. A flammable liquid. When heated to decomposition it emits toxic vapors of NOx. | Risk Codes | R11;R21/22;R34 |
| Molecular Structure |
|
Hazard Symbols |
 
|
| Synonyms |
Propylamine,1,2-dimethyl- (6CI,7CI,8CI); (3-Methylbutan-2-yl)amine; (?à)-3-Methyl-2-butanamine; (?à)-3-Methyl-2-butylamine;1,2-Dimethylpropanamine; 1,2-Dimethylpropylamine; 2-Amino-3-methylbutane;3-Methyl-2-aminobutane; 3-Methyl-2-butanamine; 3-Methyl-2-butylamine |
Article Data | 30 |
1,2-Dimethylpropylamine Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: L-valine With cyclopentyl methyl ether; ammonia at 200℃; under 4500.45 Torr; Sealed tube; Green chemistry; Stage #2: With cyclopentyl methyl ether; ammonia; hydrogen at 200℃; under 42004.2 Torr; for 6.5h; Cooling with ice; Green chemistry; | A 5% B 50% C 7% |
Conditions
| Conditions | Yield |
|---|---|
| With platinum(IV) oxide; ammonia; ammonium chloride under 735.5 - 2206.5 Torr; Hydrogenation; | |
| (i) NH2OH, NaOAc, (ii) LiAlH4; Multistep reaction; | |
| (reductive amination); |
- 563-80-4
3-methyl-butan-2-one
A
- 99868-53-8
bis-(1,2-dimethyl-propyl)-amine
B
- 598-74-3
2-amino-3-methylbutane
Conditions
| Conditions | Yield |
|---|---|
| With methanol; platinum(IV) oxide; ammonia; ammonium chloride under 735.5 - 2206.5 Torr; |
- 19838-95-0
bis-(1,2-dimethyl-propylidene)-hydrazine
A
- 99868-53-8
bis-(1,2-dimethyl-propyl)-amine
B
- 598-74-3
2-amino-3-methylbutane
Conditions
| Conditions | Yield |
|---|---|
| With hydrogen; nickel at 180 - 200℃; |
Conditions
| Conditions | Yield |
|---|---|
| With i-Amyl alcohol; sodium | |
| With lithium aluminium tetrahydride | |
| With sodium In ethanol |
Conditions
| Conditions | Yield |
|---|---|
| With hydrogenchloride; diethyl ether; tin(ll) chloride |
Conditions
| Conditions | Yield |
|---|---|
| With hydrogenchloride; iron at 100℃; |
Conditions
| Conditions | Yield |
|---|---|
| With lithium aluminium tetrahydride In tetrahydrofuran; diethyl ether |
- 17123-14-7
2-Amino-1.1.2-trimethyl-aethanthiol
- 598-74-3
2-amino-3-methylbutane
Conditions
| Conditions | Yield |
|---|---|
| With water; nickel |
Conditions
| Conditions | Yield |
|---|---|
| With chloro-trimethyl-silane; lithium dihydrido dimethyl borate; hydroxylamine-O-sulfonic acid 1) diethyl ether, 25 deg C, 4 h, 2) THF, 25 deg C, 12 h; Yield given. Multistep reaction; | |
| Multi-step reaction with 2 steps 1: diethyl ether; nitrosyl chloride / anschliessend mit Chlorwasserstoff 2: tin (II)-chloride; hydrogen chloride; diethyl ether View Scheme |
1,2-Dimethylpropylamine Toxicity Data With Reference
| 1. | ipr-mus LD50:279 mg/kg | JJPAAZ Japanese Journal of Pharmacology. 17 (1967),475. |
1,2-Dimethylpropylamine Consensus Reports
Reported in EPA TSCA Inventory.
1,2-Dimethylpropylamine Safety Profile
Poison by intraperitoneal route. A flammable liquid. When heated to decomposition it emits toxic vapors of NOx.
1,2-Dimethylpropylamine Standards and Recommendations
DOT Classification: 8; Label: Corrosive, Flammable Liquid (UN 2734); DOT Class: 3; Label: Flammable Liquid, Corrosive (UN 2733)
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1,2-Dimethylpropylamine
