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| CAS No.: | 934-22-5 |
|---|---|
| Name: | 1H-BENZOIMIDAZOL-5-YLAMINE |
| Article Data: | 52 |
| Molecular Structure: | |
|
|
|
| Formula: | C7H7N3 |
| Molecular Weight: | 133.153 |
| Synonyms: | 1H-Benzimidazol-5-amine(9CI);Benzimidazole, 5(or 6)-amino- (6CI,7CI);Benzimidazole, 5-amino- (8CI);1H-Benzimidazol-5-ylamine;3H-Benzo[d]imidazol-5-amine;6-Aminobenzimidazole;NSC 231612; |
| EINECS: | 213-279-0 |
| Density: | 1.367 g/cm3 |
| Melting Point: | 163-165 °C |
| Boiling Point: | 476.1 °C at 760 mmHg |
| Flash Point: | 273.2 °C |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36/37/39 |
| PSA: | 54.70000 |
| LogP: | 1.72630 |
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- 943976-22-5Mefway
| Conditions | Yield |
|---|---|
| With hydrogen; palladium 10% on activated carbon In methanol under 760.051 Torr; for 20h; | 100% |
| With hydrogen; palladium 10% on activated carbon In tetrahydrofuran; ethanol at 20℃; for 4h; | 92% |
| With [Co(κS,N-4-(trifluoromethyl)pyrimidine-2-thiolate)3]; methylhydrazine In methanol at 70℃; for 18h; Sealed tube; | 86% |
| Conditions | Yield |
|---|---|
| With tetrabutyl-ammonium chloride In water; toluene at 160℃; for 0.166667h; Microwave irradiation; | 81% |
| With chloro-trimethyl-silane In water; N,N-dimethyl-formamide at 120℃; for 0.166667h; Microwave irradiation; | 81% |
| Behandeln der entstandenen Formylverbindung mit siedender verduennter Schwefelsaeure; | |
| anschliessend Behandeln mit verd.Schwefelsaeue; |
| Conditions | Yield |
|---|---|
| With phosphoric acid; water |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: hydrogenchloride / water / 24 h / Reflux 2: palladium on activated charcoal; hydrazine hydrate / ethanol / 4 h / Reflux View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: sulfuric acid; potassium nitrate / 2.08 h / 0 °C 2: tin(II) chloride dihdyrate / ethyl acetate / 12 h / Reflux View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: 8 h / Reflux 2: sulfuric acid; potassium nitrate / 2.08 h / 0 °C 3: tin(II) chloride dihdyrate / ethyl acetate / 12 h / Reflux View Scheme |
- 37527-66-5
3,4-dimethoxyphenylisocyanate
- 934-22-5
5-aminobenzimidazole
- 1070654-59-9
1-(1H-benzo[d]imidazol-5-yl)-3-(3,4-dimethoxyphenyl)urea
| Conditions | Yield |
|---|---|
| In tetrahydrofuran for 12h; Heating / reflux; | 98% |
- 934-22-5
5-aminobenzimidazole
- 5231-87-8
3,4-diethoxy-3-cyclobuten-1,2-dione
- 922736-19-4
3-(1H-benzimidazol-5-ylamino)-4-ethoxycyclobut-3-ene-1,2-dione
| Conditions | Yield |
|---|---|
| In ethanol at 75℃; for 20h; | 97% |
| Conditions | Yield |
|---|---|
| Stage #1: 5-aminobenzimidazole; 4-(thiazol-2-yl)-benzaldehyde With acetic acid at 20℃; for 0.333333h; Stage #2: trimethylsilyl cyanide at 20℃; for 2h; | 96% |
| Stage #1: 5-aminobenzimidazole; 4-(thiazol-2-yl)-benzaldehyde With acetic acid at 20℃; for 0.333333h; Stage #2: trimethylsilyl cyanide for 2h; | 96% |
- 36082-50-5
2,4-dichloro-5-bromopyrimidine
- 934-22-5
5-aminobenzimidazole
- 852357-08-5
(1H-Benzoimidazol-5-yl)-(5-bromo-2-chloro-pyrimidin-4-yl)-amine
| Conditions | Yield |
|---|---|
| With sodium carbonate In ethanol at 20℃; for 24h; | 93% |
| With sodium carbonate In ethanol at 20℃; for 16h; |
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Chemistry
IUPAC Name: 3H-Benzimidazol-5-amine
Following is the structure of 1H-Benzimidazol-6-amine (CAS NO.934-22-5):
Empirical Formula: C7H7N3
Molecular Weight: 133.1506 g/mol
EINECS: 213-279-0
Index of Refraction: 1.78
Molar Refractivity: 40.85 cm3
Molar Volume: 97.3 cm3
Density: 1.367 g/cm3
Flash Point: 273.2 °C
Melting point: 163-165 °C
Surface Tension: 79.4 dyne/cm
Enthalpy of Vaporization: 73.97 kJ/mol
Boiling Point: 476.1 °C at 760 mmHg
Vapour Pressure of 1H-Benzimidazol-6-amine (CAS NO.934-22-5): 3.15E-09 mmHg at 25 °C
Product Categories of 1H-Benzimidazol-6-amine (CAS NO.934-22-5): BENZIMIDAZOLE; Amines and Anilines; Heterocycles
Canonical SMILES: C1=CC2=C(C=C1N)NC=N2
InChI: InChI=1S/C7H7N3/c8-5-1-2-6-7(3-5)10-4-9-6/h1-4H,8H2,(H,9,10)
InChIKey: WFRXSXUDWCVSPI-UHFFFAOYSA-N
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
Hazard Note: Irritant
HazardClass: IRRITANT
Specification
1H-Benzimidazol-6-amine , its cas register number is 934-22-5. It also can be called 5-Aminobenzimidazole ; 6-Aminobenzimidazole ; and Benzimidazole, 6-amino- . Its classification code is Mutation data.