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| CAS No.: | 5055-39-0 |
|---|---|
| Name: | 1H-INDOLE-2-CARBOXYLIC ACID HYDRAZIDE |
| Article Data: | 50 |
| Molecular Structure: | |
|
|
|
| Formula: | C9H9N3O |
| Molecular Weight: | 175.19 |
| Synonyms: | Indole-2-carboxylicacid, hydrazide (7CI,8CI);2-Indolecarbohydrazide;2-Indolecarboxylichydrazide;NSC 28895;NSC 71793; |
| Density: | 1.353 g/cm3 |
| Melting Point: | 228-230 °C |
| Hazard Symbols: |
 Xi
|
| PSA: | 70.91000 |
| LogP: | 1.86260 |
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| Conditions | Yield |
|---|---|
| With hydrazine hydrate Heating; | 98% |
| With hydrazine hydrate In ethanol for 4h; Heating; | 98.5% |
| With hydrazine hydrate In ethanol Reflux; | 84% |
| Conditions | Yield |
|---|---|
| With hydrazine hydrate Microwave irradiation; | 97% |
| With hydrazine hydrate Microwave irradiation; Reflux; | 97% |
| With hydrazine hydrate In methanol for 6h; Reflux; | 92% |
| Conditions | Yield |
|---|---|
| With hydrazine hydrate In ethanol for 4h; Reflux; | 90% |
| Stage #1: Indole-2-carboxylic acid With thionyl chloride at 100℃; for 2h; Stage #2: With hydrazine hydrate In ethanol at 100℃; for 2h; | 42% |
| Multi-step reaction with 2 steps 1: sulfuric acid / 0.33 h / 140 °C / Microwave irradiation 2: hydrazine hydrate / ethanol / 0.25 h / 140 °C / Microwave irradiation View Scheme |
- 5055-39-0
indole-2-carbohydrazide
| Conditions | Yield |
|---|---|
| With hydrazine |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: toluene-4-sulfonic acid / toluene 2: hydrazine / water View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 2.1: sulfuric acid / ethanol / 20 h / Reflux 2.2: 24 h / Reflux View Scheme |
| Conditions | Yield |
|---|---|
| With acetic acid In N,N-dimethyl-formamide for 0.1h; Microwave irradiation; | 99% |
| With acetic acid In N,N-dimethyl-formamide for 0.1h; Concentration; Reflux; Microwave irradiation; | 99% |
| With acetic acid In ethanol Reflux; | 90% |
- 64-18-6
formic acid
- 5055-39-0
indole-2-carbohydrazide
- 64932-49-6
1H-indole-2-carboxylic acid N2-formyl-hydrazide
| Conditions | Yield |
|---|---|
| for 6h; Reflux; | 98% |
| for 6h; Heating; | 74% |
| Conditions | Yield |
|---|---|
| With acetic acid In water for 3h; Reflux; | 98% |
- 5055-39-0
indole-2-carbohydrazide
- 90490-54-3
4-oxo-1,4-dihydro-pyridine-3-carbaldehyde
| Conditions | Yield |
|---|---|
| In ethanol Reflux; Inert atmosphere; | 96% |
- Total:22 Page 1 of 1 1
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Specification
The CAS register number of 1H-Indole-2-carboxylicacid, hydrazide is 5055-39-0. It also can be called as 2-Indolecarboxylichydrazide. The molecular formula about this chemical is C9H9N3O and the molecular weight is 175.19. This chemical may cause inflammation to the skin or other mucous membranes.
Physical properties about 1H-Indole-2-carboxylicacid, hydrazide are: (1)ACD/LogP: 0.17; (2)ACD/BCF (pH 5.5): 1; (3)ACD/BCF (pH 7.4): 1; (4)ACD/KOC (pH 5.5): 18.51; (5)ACD/KOC (pH 7.4): 18.58; (6)#H bond acceptors: 4; (7)#H bond donors: 4; (8)#Freely Rotating Bonds: 2; (9)Polar Surface Area: 28.48 Å2; (10)Index of Refraction: 1.719; (11)Molar Refractivity: 51.05 cm3; (12)Molar Volume: 129.3 cm3; (13)Polarizability: 20.23x10-24cm3; (14)Surface Tension: 69.1 dyne/cm; (15)Density: 1.353 g/cm3.
Preparation: this chemical can be prepared by indole-2-carboxylic acid ethyl ester. This reaction will need reagent of H2NNH2*H2O. The reaction needs heating. The yield is about 98%.
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Uses of 1H-Indole-2-carboxylicacid, hydrazide: it can be used to produce 5-indol-2-yl-3H-[1,3,4]oxadiazole-2-thione with carbon disulfide. This reaction will need reagent of KOH and solvent of ethanol, H2O. This reaction needs heating. The reaction time is 6 hours. The yield is about 82%.
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You can still convert the following datas into molecular structure:
(1)SMILES: O=C(c2cc1ccccc1n2)NN
(2)InChI: InChI=1/C9H9N3O/c10-12-9(13)8-5-6-3-1-2-4-7(6)11-8/h1-5,11H,10H2,(H,12,13)
(3)InChIKey: DZLFRQHFFVRYEE-UHFFFAOYAJ
(4)Std. InChI: InChI=1S/C9H9N3O/c10-12-9(13)8-5-6-3-1-2-4-7(6)11-8/h1-5,11H,10H2,(H,12,13)
(5)Std. InChIKey: DZLFRQHFFVRYEE-UHFFFAOYSA-N