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Cas Database |
| Name |
N,N'-Dibenzylethylenediamine |
EINECS | 205-408-4 |
| CAS No. | 140-28-3 | Density | 1.028 g/cm3 |
| PSA | 24.06000 | LogP | 3.34780 |
| Solubility | Slightly soluble in water. | Melting Point |
23-25 °C |
| Formula | C16H20N2 | Boiling Point | 373.8 °C at 760 mmHg |
| Molecular Weight | 240.348 | Flash Point | 220.5 °C |
| Transport Information | UN 2927 | Appearance | N/A |
| Safety | 26 | Risk Codes | 22-36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xn
|
| Synonyms |
1,2-Ethanediamine,N,N'-bis(phenylmethyl)- (9CI);Ethylenediamine, N,N'-dibenzyl- (7CI,8CI);1,2-Bis(benzylamino)ethane;Benzathine;Benzatin;DBED;N,N'-Bis(phenylmethyl)-1,2-ethanediamine;N,N'-Dibenzyl-1,2-diaminoethane;NSC 5632;NSC 62936; |
Article Data | 72 |
N,N'-Dibenzylethylenediamine Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| With sodium tetrahydroborate In methanol | 100% |
| With sodium tetrahydroborate In ethanol | 95% |
| With sodium tetrahydroborate In methanol; dichloromethane | 88% |
- 82126-37-2
N,N'-dibenzoyl-N,N'-dibenzylethylenediamine
- 140-28-3
N,N'-Dibenzylethylenediamine
Conditions
| Conditions | Yield |
|---|---|
| With hydrogenchloride In ethanol for 0.666667h; Heating; | 94% |
- 93847-34-8
1,2-dibenzyl-1,2-diazetin-3-one
- 140-28-3
N,N'-Dibenzylethylenediamine
Conditions
| Conditions | Yield |
|---|---|
| With B2H6-THF for 2h; Heating; | 85% |
| With diborane In tetrahydrofuran |
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: benzaldehyde; ethylenediamine With sodium sulfate; triethylamine In ethyl acetate at 20℃; for 14h; Stage #2: With sodium tetrahydroborate In methanol; ethyl acetate for 6h; | 70% |
| Stage #1: benzaldehyde; ethylenediamine Stage #2: With sodium tetrahydroborate | 69% |
| With sodium tetrahydroborate In methanol at 20℃; Reflux; | 67.6% |
Conditions
| Conditions | Yield |
|---|---|
| With lithium aluminium tetrahydride In diethyl ether for 1h; Heating; | 51% |
- 104-71-2
N,N'-bis(benzyliden)ethylendiamine
A
- 140-28-3
N,N'-Dibenzylethylenediamine
B
- 4152-09-4
N-benzylethylenediamine
Conditions
| Conditions | Yield |
|---|---|
| With formic acid |
- 496039-67-9
1,2-bis-(benzenesulfonyl-benzyl-amino)-ethane
A
- 140-28-3
N,N'-Dibenzylethylenediamine
B
- 4152-09-4
N-benzylethylenediamine
Conditions
| Conditions | Yield |
|---|---|
| With hydrogenchloride at 170 - 180℃; im geschlossenen Rohr; |
- 64-18-6
formic acid
- 4938-92-5
N-(2-formylaminoethyl)formamide
- 100-52-7
benzaldehyde
A
- 140-28-3
N,N'-Dibenzylethylenediamine
B
- 4152-09-4
N-benzylethylenediamine
Conditions
| Conditions | Yield |
|---|---|
| auch unter Zusatz von Natriumformiat und Kaliumformiat; |
- 4938-92-5
N-(2-formylaminoethyl)formamide
- 100-52-7
benzaldehyde
A
- 140-28-3
N,N'-Dibenzylethylenediamine
B
- 4152-09-4
N-benzylethylenediamine
Conditions
| Conditions | Yield |
|---|---|
| With formic acid |
N,N'-Dibenzylethylenediamine Chemical Properties
The molecular formula of 1,2-BIS(BENZYLAMINO)ETHANE(140-28-3) is C16H20N2 and its formula weight is 240.38g/mol.Its EINECS is 205-408-4 and liansport information is UN 2810.The density of 1,2-BIS(BENZYLAMINO)ETHANE (140-28-3) is 1.02g/cm3 and it has a melting point of 23-25°C.The boiling point is 373.8 °C at 760 mmHg.The refractive index is about n20/D 1.565(lit.) and molar refractivity is 76.74 cm3.Molar volume is 233.5 cm3 and polarizability is 30.42 10-24cm3.Surface tension is 41.1 dyne/cm and enthalpy of vaporization is 62.11 kJ/mol.Its flash point is 220.5 °C and the vapor pressure is 8.76E-06 mmHg at 25°C .It is sensitive in air.
The chemical synonyms of 1,2-BIS(BENZYLAMINO)ETHANE(140-28-3) are Benzatin;Dbed;n,n’-bis(phenylmethyl)-2-ethanediamine;n,n’-dibenzyl-ethylenediamin;N,N'-Dibenzyl-1,2-ethanediamine;N,N'-Dibenzyl-1,2-ethylenediamine;N,N'-Dibenzyl-ethane-1,2-diamine and USAF do-53.Its product categories is Nitrogen Compounds;Organic Building Blocks and Polyamines.The molecular structure of 1,2-BIS(BENZYLAMINO)ETHANE(140-28-3) is
.
The chemical synonyms of 1,2-BIS(BENZYLAMINO)ETHANE(140-28-3) are Benzatin;Dbed;n,n’-bis(phenylmethyl)-2-ethanediamine;n,n’-dibenzyl-ethylenediamin;N,N'-Dibenzyl-1,2-ethanediamine;N,N'-Dibenzyl-1,2-ethylenediamine;N,N'-Dibenzyl-ethane-1,2-diamine and USAF do-53.Its product categories is Nitrogen Compounds;Organic Building Blocks and Polyamines.The molecular structure of 1,2-BIS(BENZYLAMINO)ETHANE(140-28-3) is
.N,N'-Dibenzylethylenediamine Toxicity Data With Reference
| 1. | orl-mus LD50:388 mg/kg | CNCRA6 Cancer Chemotherapy Reports. 52 (1968),579. | ||
| 2. | ipr-mus LD50:50 mg/kg | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD277-689 . | ||
| 3. | par-mus LD50:80 mg/kg | ANTCAO Antibiotics and Chemotherapy. 4 (1954),633. |
N,N'-Dibenzylethylenediamine Consensus Reports
Reported in EPA TSCA Inventory.
N,N'-Dibenzylethylenediamine Safety Profile
Poison by ingestion, intraperitoneal, and parenteral routes. When heated to decomposition it emits toxic vapors of NOx.
Hazard symbols is
Xn.
Xn: Harmful .
Risk statements is 22-36/37/38.
22: Harmful if swallowed.
36/37/38: Irritating to eyes, respiratory system and skin.
Safety statements is 26.
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
HazardClass is 8.
Hazard symbols is
Xn. Xn: Harmful .
Risk statements is 22-36/37/38.
22: Harmful if swallowed.
36/37/38: Irritating to eyes, respiratory system and skin.
Safety statements is 26.
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
HazardClass is 8.
N,N'-Dibenzylethylenediamine Specification
Its extinguishing agent is foam, sand, carbon dioxide, water mist and dry powder.
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