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| CAS No.: | 4023-02-3 |
|---|---|
| Name: | 1H-Pyrazole-1-carboxamidine hydrochloride |
| Article Data: | 10 |
| Molecular Structure: | |
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| Formula: | C4H6N4.HCl |
| Molecular Weight: | 146.579 |
| Synonyms: | 1H-Pyrazole-1-carboximidamide,monohydrochloride (9CI);Pyrazole-1-carboxamidine, hydrochloride (7CI,8CI);1H-Pyrazole-1-carboxamidine hydrochloride;Pyrazole-1-carboximidamidehydrochloride; |
| EINECS: | 429-520-1 |
| Density: | 2.2 g/cm3 |
| Melting Point: | 167-170 °C(lit.) |
| Boiling Point: | 891.5oC at 760 mmHg。 产品描述 安全性： |
| Flash Point: | 493oC |
| Solubility: | Soluble in water |
| Appearance: | white to light yellow crystals or crystalline |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 36/37/38 |
| Safety: | 26-37/39 |
| PSA: | 67.69000 |
| LogP: | 1.22670 |
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tert-butyl (1H-pyrazol-1-ylcarbonoimidoyl)carbamate
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1H-pyrazole-1-carboximidamide hydrochloride
| Conditions | Yield |
|---|---|
| With sulfuric acid; sodium chloride In neat (no solvent) at 20℃; for 3h; Sealed tube; | 99% |
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CYANAMID
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1H-pyrazole hydrochloride
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1H-pyrazole-1-carboximidamide hydrochloride
| Conditions | Yield |
|---|---|
| at 80℃; for 0.1h; | 98% |
| Conditions | Yield |
|---|---|
| With hydrogenchloride In 1,4-dioxane for 2h; Heating; | 95% |
| With hydrogenchloride In 1,4-dioxane for 2h; Heating; | 90% |
| With hydrogenchloride In 1,4-dioxane for 1h; Reflux; | 43% |
| With hydrogenchloride In 1,4-dioxane | |
| With hydrogenchloride In 1,4-dioxane |
- 102-52-3
malonaldehydebis(dimethylacetal)
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aminoguanidine bicarbonate
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1H-pyrazole-1-carboximidamide hydrochloride
| Conditions | Yield |
|---|---|
| With hydrogenchloride In water at 20 - 45℃; | 70.3% |
- 102-52-3
malonaldehydebis(dimethylacetal)
- 1937-19-5
1-aminoguanidine hydrochloride
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1H-pyrazole-1-carboximidamide hydrochloride
| Conditions | Yield |
|---|---|
| In water at 45℃; for 1h; |
- 24424-99-5
di-tert-butyl dicarbonate
- 4023-02-3
1H-pyrazole-1-carboximidamide hydrochloride
- 152120-61-1
tert-butyl (1H-pyrazol-1-ylcarbonoimidoyl)carbamate
| Conditions | Yield |
|---|---|
| With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h; | 100% |
| With triethylamine In dichloromethane; N,N-dimethyl-formamide at 4 - 20℃; for 8h; Inert atmosphere; | 91% |
| With potassium carbonate In water; acetone at 20℃; | 88% |
- 4023-02-3
1H-pyrazole-1-carboximidamide hydrochloride
- 959680-24-1
methyl (1S,3R)-3-carbamimidamidocyclopentane-1-carboxylate
| Conditions | Yield |
|---|---|
| With triethylamine In acetonitrile at 70℃; for 4h; | 100% |
- 298681-03-5
1-[4-[[(2-pyridinylmethyl)amino]methyl]phenyl]methylamine
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1H-pyrazole-1-carboximidamide hydrochloride
| Conditions | Yield |
|---|---|
| With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; for 2h; | 100% |
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| Conditions | Yield |
|---|---|
| With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; | 100% |
| With N-ethyl-N,N-diisopropylamine In DMF (N,N-dimethyl-formamide) at 20℃; | 100% |
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1-(2-aminoethyl)-5,5-dimethyl-imidazolidine-2,4-dione
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1H-pyrazole-1-carboximidamide hydrochloride
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N-[2-(5,5-dimethyl-2,4-dioxo-imidazolidin-1-yl)-ethyl]-guanidine hydrochloride
| Conditions | Yield |
|---|---|
| In acetonitrile for 16h; Heating / reflux; | 100% |
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Specification
The 1H-Pyrazole-1-carboxamidine hydrochloride with cas registry number of 4023-02-3, belongs to the following product categories: (1)Pyrazoles & Triazoles; (2)Miscellaneous Reagents; (3)Pyrazoles & Triazoles. It has the systematic name of pyrazole-1-carboxamidine hydrochloride.
Preparation: this chemical can be prepared by 1H-pyrazole and cyanamide. This reaction will need reagent 4N HCl and solvent dioxane.
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Uses of 1H-Pyrazole-1-carboxamidine hydrochloride: it can be used to produce piperidine-1-carboxamidine; hydrochloride. This reaction will need reagent DIEA and solvent dimethylformamide. The reaction time is 4 hour(s). The yield is about 71%.
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When you are using this chemical, please be cautious about it as the following:
The 1H-Pyrazole-1-carboxamidine hydrochloride irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) Besides this, it may cause burns.
You can still convert the following datas into molecular structure:
(1)SMILES: c1cnn(c1)C(=N)N.Cl;
(2)InChI: InChI=1/C4H6N4.ClH/c5-4(6)8-3-1-2-7-8;/h1-3H,(H3,5,6);1H;
(3)InChIKey: RBZRMBCLZMEYEH-UHFFFAOYAF;
(4)Std. InChI: InChI=1S/C4H6N4.ClH/c5-4(6)8-3-1-2-7-8;/h1-3H,(H3,5,6);1H;
(5)Std. InChIKey: RBZRMBCLZMEYEH-UHFFFAOYSA-N